Igc Pr b Corrosion

SECTION-VIII

REQUEST FOR QUOTATION (RFQ)

(TECHNICAL PART)

TECHNICAL SPECIFICATION & SCOPE OF

SUPPLY FOR VALVES

PROJECT: GSU/GPU MODIFICATION JOBS

OF

M/s GAIL ( INDIA ) LIMITED

AT

PATA, DISTT. – AURAIYA ( U.P. )

4288-MPTS-6302 1

PROJECTS & DEVELOPMENT INDIA LTD DOCUMENT NO REV

SHEET 1 OF 16

1 25.07.06 CLIENTS COMMENTS ADDED & ISSUED FOR ENQUIRY VRIND AT AT

0 30.06.06 30.06.06 ISSUED FOR DRAFT ENQUIRY VRIND AT BP P 24.06.06 ISSUED FOR REVIEW & COMMENTS VRIND AT

REV REV DATE EFF DATE PURPOSE PREPD REVWD APPD

FORM NO: 02-0000-0021F1 REV0 All rights reserved E:\pnmp36e\GAIL_GSU_GPU_PATA\PROCUREMENT_DOC\ENQ_4288_6701_VALVES\FINAL_ENQ_6701_VALVES_LATEST\4288_ TECH._ SPECN AND NOTES _ ENQ OF VALVES_REV_1_25.07.06.doc

TECHNICAL SPECIFICATIONS AND NOTES

FOR

ENQUIRY OF VALVES

PROJECT: GSU & GPU MODIFICATION JOBS

OF


AT

PATA , AURAIYA ( U.P )

TECHNICAL SPECIFICATIONS AND NOTES 4288-MPTS-6302 1 FOR ENQUIRY OF VALVES DOCUMENT NO REV

GSU & GPU MODIFICATION JOBS OF M/s GAIL ( INDIA ) LTD. , PATA , AURAIYA ( U.P )

SHEET 2 OF 16


CONTENTS

SECTION Cl. No

DESCRIPTION SHEET NO.

1.0 GENERAL 4

2.0 GENERAL INSTRUCTIONS FOR BIDDING PURPOSE ONLY

4

3.0 MATERIAL 5

4.0 DESIGN AND CONSTRUCTION 5

5.0 OPERATION 9

6.0 TESTING 10

7.0 INSPECTION 11 8.0

RADIOGRAPHY OF CAST VALVES 8

9.0 IBR CERTIFICATION 13

10.0

DOCUMENTATION 13

11.0 MARKING & PRESERVATION 14

12.0 PACKING AND DISPATCH 14

13.0 GUARANTEE 15

14.0 BY-PASS PIPING ARRANGEMENT 15



SHEET 3 OF 16


LIST OF ATTACHMENTS

SL. No. Document / Drawing No. DESCRIPTION No. of

Sheets

1 4288-PNMP-DD-6701-REV- 0

General Specification of Valve Data Sheet for Gate, Globe & Check Valves.

13

2 4288-6701

ANNEXURE-I

Price Schedule for Supply of Valves ( GATE, GLOBE & CHECK Valves ) for Indian Bidders against SECTION –VI of Tender/ENQ Documents

1

3 4288-6701

ANNEXURE-II

Price Schedule for Supply of Valves ( GATE, GLOBE & CHECK Valves ) for Foreign Bidders against SECTION –VI of Tender/ENQ Documents

1



SHEET 4 OF 16


1.0 GENERAL

1.1 Scope: This specification defines the responsibility of the supplier and covers supplementary requirements relating to manufacturing, fabrication, inspection, testing, painting, packing and dispatch etc. This specification shall be read in conjunction with code and enquiry documents. The vendor must contact PDIL for clarification. As a general rule the most stringent requirement shall govern and PDIL’s option shall be binding.

1.2 Vendor shall supply valves in accordance with the valve specification sheets along with auxiliaries, if any, such as gear operator, bypasses, drains etc. wherever specified in the specification sheets, subject notes and all other enclosures of the ENQ. documents.

1.3 Vendor shall quote in strict accordance with the valve data / specification sheet subject technical specification & notes and all other enclosures of the ENQ. documents.

1.4 All the standards referred shall be of latest edition.

1.5 In case of conflict between different specification and general condition of supply, the vendor shall contact PDIL for any clarifications/confirmation; otherwise it shall be assumed that all clauses are clear to the vendors.

1.6 The quantities mentioned are tentative, may vary + 25% and will be decided at the time of placement of order. The quantity of individual item may vary more than 100%. The price shall be firm for these variations.

1.7 Sub-orders of castings/forgings shall be placed on foundries approved by PDIL inspection department for Indian vendors.

2.0 GENERAL INSTRUCTIONS FOR BIDDING PURPOSE ONLY

2.1 Each sheet of technical specification & notes for supply and valve data sheet /specification sheet shall be duly signed and stamped by competent authority and shall be enclosed along with offer without which the offer shall be considered incomplete and rejected without any reference.

2.2 The price shall be quoted on the zerox copy of the same sheet of the Bill of Material attached with the enquiry specification and any deviation from the required specification shall be marked therein. Prices typed on other format shall not be considered for evaluation and rejected without any reference.

2.3 Any deviations from the clause stipulated here, in the code and other enquiry documents shall be clearly mentioned in a separate “Deviation List” with proper ref. no. In the absence of any such indications, it shall be assumed that the offer



SHEET 5 OF 16


complies with all the requirements in totality and such assumptions shall be strictly binding on the supplier.

2.4 All testing charges shall be included in individual prices of the items. If third party inspection charges are not indicated, it shall be assumed that it is included in the offer. If third party inspection charges are extra, it shall be indicated as percentage basis of individual item. In no case third party inspection charges shall be indicated as lump-sum amount.

3.0 MATERIALS

3.1 Copper and copper alloys are not permitted for construction of any parts of the valves. This is to be specifically confirmed by the vendor in the offer.

3.2 All materials, whatsoever, required to complete the supply shall be procured by the supplier and all such materials shall be covered with due identifiable material test certificates.

4.0 DESIGN AND CONSTRUCTION

4.1 Valve shall be designed, manufactured, tested, inspected and marked as per the manufacturer standards, design codes and standards (latest editions) Indicated in the respective valve specification sheets. Any conflict between the requisition, enclosures, specification sheets and referred standard codes shall be brought to the notice of the purchaser for clarifications, but generally, specification sheets and enclosures of the requisition including subject notes shall govern. After issue of the purchase requisition (PR)/P.O, no deviation to specification/ standards shall be permitted through vendor drawing approval. Approval of drawings shall be valid only for design/ constructional features.

4.2 All flanged valves shall-have flanges integral (except forged valves) with the valve body. Flange face finish shall be normally specified in the valve specification sheet as serrated finish, 125 AARH etc. The interpretation for range of face finish shall be as follows:

Stock Finish 1000 µ in AARH max.

Serrated Finish / Smooth Finish / 125 AARH Serrations with 125 to

250 µ in AARH

Extra Smooth Finish / 63 AARH 32 to 63 µ in AARH

4.3 For all weld end valves with bevel end the contour of bevel shall be as per ASME B16.25.



SHEET 6 OF 16


4.4 For flanged valves with Ring Joint flanges the hardness shall be as follows:

Flange Material Min. Hardness of Groove (BHN)

Carbon Steel 140 1 % Cr to 5 % Cr 150

Type 304,316,321,347 160

Type 304L, 316L 140

4.5 Following requirements for check valves shall be met over and above the valve spec sheet requirements:

4.5.1 Unless specified otherwise in the data sheet all check valves 3” & above (except in 900#, I500# & 2500# rating) shall have a drain boss at location "G" (Refer Fig no. 1of ASME B16.34). A tapped drain hole with plug shall be provided as per ASME B16.34. Threads shall be as per ASME B1.20.1 (Taper) NPT.

4.5.2 Wherever check valve disc assembly is supported from the cover of the check valves the following shall be ascertained. i) Positive location / positioning of cover must be provided to ensure correct

alignment of the valve disc.

ii) Hinge pin design must permit accurate alignment of the disc and valve seat.

4.5.3 For heavy check valves, provisions shall be available for lifting by way of lugs, eye bolts and other such standard devices.

4.6 If an overlay weld deposit is used for the body seat ring seating surface, the corrosion resistance of the seat ring base material shall be at least equal to the corrosion resistance of the material of the shell.

4.7 Following bypass requirement shall be met.

4.7.1 Bypass requirement for gate valve is indicated in the respective data sheets. As a rule, the following shall be followed.

ANSI 150 Class On sizes 26" and above

ANSI 300 Class On sizes 16" and above ANSI 600 Class On sizes 6" and above ANSI 900 Class On sizes 4" and above ANSI 1500 Class On sizes 4" and above



SHEET 7 OF 16


ANSI 2500 Class On sizes 3" and above 4.7.2 The by pass piping arrangement shall be such that clearance between main

valve body and by-pass assembly shall be the minimum possible for layout reasons. Vendor shall follow the sketch given in clause 14.0

4.7.3 By-pass valve shall be a globe valve. The sizes shall be as under:

On main valve ≤ 4” : ½“or more

On main valve > 4” but < 10” : ¾ “or more

On main valve ≥ 10” : 1” or more

4.7.4 Vendor shall supply the by-pass valve duly tested and fitted to the main valve. Valves with by-pass shall have the direction of flow marked on the main valve. By pass attachment to the main valve body shall not be screwed. All fillet welds for by pass installation shall be 100% examined by DP/MP test.

4.8 Valve body /bonnet shall be forged / cast as specified. Forgings are acceptable in place of casting but not vice-versa.

4.9 Material of construction of yoke shall be minimum equivalent to body /bonnet material.

4.10 Stem shall be forged or machined from forged /rolled bar. No casting is permitted. However integral stem of cast stainless steel ball valve is acceptable.

4.11 Stelling / hard facing by deposition shall be minimum 1.6 mm renewable seat ring shall be seat welded.

4.12 For all austenitic stainless steel valves Inter Granular Corrosion (IGC) test shall be conducted as per following:

4.12.1 ASTM A262 Practice "B" with acceptance criteria of "60 mils/year (max.)" for all materials - forged, rolled, wrought and casting.

Or ASTM A262 practices "E" with acceptance criteria of “No cracks as observed from 20X magnification for all materials other than castings. Microscopic structures to be observed from 250 X magnification “in addition.

4.12.2 When specifically asked for in the Enquiry documents for high temperature application of some grades of austenitic stainless steel (e.g. SS309, 310, 316, 316H etc.)ASTM A262 Practice "C" with acceptance criteria of “15 mils/year (max)” shall be conducted.

4.12.3 For the IGC test as described in Clauses 4.12.1 & 4.12.2, two sets of samples shall be drawn from each solution annealing lot. One set shall correspond to the highest Carbon content and the other to the highest pressure rating. When testing



SHEET 8 OF 16


is conducted as per practice "E", photograph of the microscopic structure shall be submitted for record.

4.13 All types of 321 or 347 stainless steel valves shall be in a stabilised heat treated condition. Stabilising heat treatment shall be carried out subsequent to the normal solution annealing. Soaking temperature and holding time for stabilizing heat treatment shall be 900°C and 4 hours respectively.

4.14 Spiral wound bonnet gaskets are to be provided with inner/outer ring except when capsulated gaskets type body-bonnet joints are employed, Outer ring may be avoided in case of non-circular spiral wound gasket used in 150# valve provided the outermost layer of spiral touches the bolts ascertaining the centring.

4.15 Ball/ Plug/ Butterfly Valves: 4.15.1 As per qualification, fire safe test as per API 607 / API6FA / BS6755 Part II shall be

carried out on soft seated ball, plug & butterfly valves and also on lubricated plug valves. The test shall be witnessed and certified by a third party inspection agency like Lloyds, BVIS, DNV or PDIL. The vendor has to submit test certificate for the particular design of the valve offered.

4.15.2 Each valve shall be supplied with a lever/wrench except for gear operated/motor operated valves.

4.15.3 Soft-seated ball, plug & butterfly valve shall be supplied with antistatic device.

4.15.4 Soft seated BW/SW end ball valves shall have a 100 mm long seamless pipe nipple welded to each end of the valve. Nipples are to be welded prior to assembling Teflon seal/seats. Specifications of the nipples shall be as indicated in the ENQ. documents

4.1.5 The face to face dimensions of all ball valves shall be same as those of gate valves of the corresponding ANSI class (except 10” onwards in class 150 where the face to face dimensions shall be as per API 6D long patterns).

4.16.6 The ball of ball valve shall not protrude outside the end flanges of valve.

4.16.7 Ball valves shall be of floating ball /trunion mounted type as per following:

150# 8” & below Floating valve 10” & above Trunion mounted.

300# 4” & below Floating valve 6” & above Trunion mounted.

600# 1.5” & below Floating valve & above 2” & above Trunion mounted.



SHEET 9 OF 16


4.16.8 Unless otherwise specified in the data sheets, bore of all reduced bore ball valves shall be limited to one size lower than the nominal bore.

4.17 The MOVs are to be installed in an open area and the actuators shall be suitable for all weather conditions. The testing of complete assemblies of MOVs along with the actuators shall be done by the supplier at his Works. Torque details for MOVs shall be furnished by the bidder / supplier in the suitable format approved by consultant.

5.0 OPERATION 5.1 Generally the valves are hand or lever operated. Gear operation shall be provided

as under:

Valve Type Class Size Requiring Gear Operator

150 Class 14” and larger


600 Class 12” and larger 900 Class 6” and larger 1500 Class 3” and larger

Gate valve and Diaphragm valve

2500 Class 3” and larger 900 Class 6” and larger


Globe valve

2500 Class 3” and larger 150 Class 6” and larger 300 Class 6” and larger 600 Class 4” and larger 900 Class 3” and larger

Ball valve /Plug valve (Other than pressure balance plug valve)

1500 Class 3” and larger Butterfly valve

150 ,300 Class

6” and larger

For sizes lower than these ranges, hand wheel/lever/ wrench shall be provided. For pressure balance plug valves manufacturer's recommendation shall be acceptable provided the requirements specified in clause 5.6 are met.

5.2 Gear operator shall be as under, with position indicators for open/close positions

and with limit, stops. (Limit stops are not applicable for gate and globe valve)



SHEET 10 OF 16


For Gate /Globe/ Diaphragm valves

Totally enclosed bevel gear in grease case with grease nipples/plugs.

For Ball /Plug/Butterfly valves

Totally enclosed helical worm or combination of helical ,worm and spur gear in grease case with grease nipples/plugs

5.3 Where gear operator is not called for as per Clause 5.1 but vendor recommends a

gear operator, he shall highlight such case(s). 5.4 Gear operator shall be so designed as to operate effectively with the differential

pressure across the closed valve equal to the cold non-shock pressure rating. 5.5 Ball plug and butterfly valves, even with wrench or lever operators shall have

"Open" position indicators with limit stops. 5.6 Hand wheel diameter shall not exceed 750 mm and lever length shall not exceed

500 mm on either side. Effort to operate shall not exceed 35 kg at hand wheel periphery. However failing to meet the above requirement, vendor shall offer gear operated valve and quote as per clause 5.3.

6.0 TESTING 6.1 C.S. Butterfly valves to AWWA C-504 shall be designed and tested according to:

I) Maximum shut-off pressure : 6 kg/cm2g at 70oC II) Tests are to be conducted as specified under sec. 4.3 and 12 of

AWWA C-504 and records of these tests are to be submitted. III) Type of installation in plant.

6.2 All valves castings shall be of radiographic quality, the castings of following valves shall be subjected to radiography to the following extent:

Material Pressure rating (lbs.)

Extent of radiography (min. 1 valve)

C.S. /LT C.S./A.S./S.S.

-- do --

150 lbs > 26” 300 lbs > 18” > 600 lbs - all sizes

100 % valves

-- do -- -- do --

Butt welded ends of valves of all ratings shall be 100% radiographed. Radiography films shall be supplied along with delivery of valves.

6.3 Stellited valves shall be subjected to 100% D.P. test of stellite facing and 10% hardness test for the hard facing.



SHEET 11 OF 16


7.0 INSPECTION 7.1 Inspection authority means PDIL /Owner / the Inspection Agencies approved by

the Owner/PDIL. Approved inspection agencies in addition to PDIL/Owner are M/s Lloyds/TUV/BVIS/Japan Inspection Agency etc. for overseas vendors for both IBR & Non-IBR items. However PDIL will be inspection agency for IBR & Non-IBR items & Chief Inspector of Boilers for IBR items for Indian vendors.

7.2 Valves meant for steam service are marked IBR in piping bill of materials. These

valves shall be tested in accordance with the requirements of IBR and certified in form IIIC by authorized inspection agency for the steam conditions as per data sheets.

7.3 The inspecting authority shall be provided free access at all reasonable time to those parts of supplier’s work engaged in production and testing of materials ordered.

7.4 The inspecting authority shall have the right to select random samples for check test and reject materials, if samples furnished as above and tested as per the specifications fail to meet the requirement specified.

7.5 Quality assurance plan shall be approved by concerned PDIL inspection department before starting of assembly & testing of valves.

7.6 All valves shall be inspected during various stages of manufacturing starting from identification of raw materials to completion. Valves shall be considered acceptable for dispatch only after final certificate of acceptance is issued by the inspector.

The various stages of inspection of valves include inspection of valve casting, forging, spindle and trim materials received from sub-supplier by co-relating test certificates and check analysis wherever required. Parts assembled in valves such as bonnet, wedge, seats, gland packing etc. shall be inspected prior to assembly of valves for workmanship and long life.

After the assembly of valves, the hydrotest with water or air test for body & seat shall be carried out for each valve as per specified standard and test pressures.

Finally all valves are to be cleaned, dried and painted only after final acceptance certificate is issued by inspector.

The vendors who are having ISO 9001 certification shall not be relaxed for any of the stages of inspection mentioned above. They may give 15 days notice to the concerned inspector for every stage of inspection so that their production schedule is not affected.

7.7 Testing performed in the presence of the purchaser’s representatives shall not relieve the supplier of their own responsibilities and guarantees and any other contractual obligations.

8.0 RADIOGRAPHY OF CAST VALVES



SHEET 12 OF 16


8.1 Valves Castings shall undergo radiographic examination as specified below. However, for sizes 24” & below in 150# and 16” & below in 300#, radiography percentage specifically mentioned in individual valve material spec. sheet shall govern.

Material Rating Sizes Range Radiography

24” and above Nil 150#

26” & above 100%

16” & below Nil 300#

18” & above 100%

All

600# & above All sizes 100%

No radiography is required for valves of sizes 26” in cooling water service (A3A)

Radiography specified as random 10% or 20% etc. in the respective valve data sheet implies 10% or 20% etc of number of valves ordered against each item number with a minimum of one valve against each item.

8.2 Radiography procedure, areas of casting to be radiographed shall be as per ASME B16.34 and acceptance criteria shall be as per ASME B16.34 Annexure-B. However for areas of casting to be radiographed for types of valves not covered in ASME B16.34, vendor shall enclose details of areas to be radiographed in line with ASME B 16.34.

8.3 For random radiography wherever specified in individual data sheets, the sampling shall be as per size of the quantity ordered for each foundry.

8.4 Radiography wherever specified in the data sheets or as per clause 8.1 shall be done by Gamma Rays to get the required sensitivity.

8.5 over and above the stipulations laid down in clause 8.1, 8.2, 8.3& 8.4 all valve castings when sourced indigenously shall only be procured from foundries approved by Consultant. A list of such foundries is available with Consultant regional inspection office.

9.0 IBR CERTIFICATION 9.1 For valves described “IBR” valves shall be in accordance with the latest IBR (Indian

Boiler Regulation) including the requirements specified in the specifications.



SHEET 13 OF 16


9.2 For SW/BW end carbon steel valves under the chemical composition shall conform

to the following: Carbon (Max.) : 25% Others (S, P, Mn) : As per IBR regulations. The above composition is not valid for non-IBR valves. 9.3 Valves coming under the purview of “IBR” (Indian Boiler Regulation) shall each be

individually accompanied by IBR certificate original in form III-C duly approved by IBR authority /local authority empowered by the central Boiler Board of India. Photocopy of original certificates duly attested by the local boiler inspector where the supplier is located is the minimum requirement for acceptance.

9.4 All “IBR” valves shall be painted red in body–bonnet / body–cover joint.

10.0 DOCUMENTATION 10.1 The manufacturer shall submit the following with the offer:

i. Complete descriptive and illustrative catalogue/literature.

ii. Detailed cross section drawing with pacts / material lists, weight etc. the ball valves, plug valves, butterfly valves, diaphragm valves and valves to manufacturer’s standard.

iii. Drawings for valves with accessories like gear operator, hydraulic /pneumatic operator, motor, extension bound; extended stems with stands, bypass etc. giving major dimensions.

iv. One copy of the valve specification sheet signed as Accepted by the manufacturer with all deviations marked clearly.

v. If the valve is regretted or has no deviations the manufacturer shall write clearly on valve specification sheet as “REGRET” or “NO DEVIATION”

vi. For subject notes if there is any deviation, the same shall be listed clause wise. Even clauses which are acceptable shall be categorically confirmed as accepted.

vii. On failure to submit documents as specified in from points (i) to (vi) the offer is likely to be rejected.

10.2 Six copies of sectional assembly drawings within 3 weeks of receipt of L.O.I.

incorporating manufacturing, testing Std, valve dimensions, part list including material specification, Tag. No., Purchase Order No. etc. for purchaser’s approval before starting manufacturing. The valve shall be manufactured as per



SHEET 14 OF 16


delivery schedule on the basis of drawings approved by the purchaser within 4 weeks

10.3 The manufacturer shall submit the following drawings and documents in 8 copies each along with the supply of material. In addition 4 copies shall be sent to PDIL.

I) Material test certificates for body and trim materials. (In this, supplier must indicate clearly chemical composition and physical properties).

II) Hydraulic test certificate. III) Manufacturer’s guarantee certificate. IV) Approved sectional drawings of the valves showing complete

dimensions with part number and description for easy identification along with the material of construction etc.

V) I.B.R certificate in Form IIIC duly signed by the inspecting authorities for valves meant for steam service.

VI) Inspection and test certificates for Non-IBR items signed by inspecting authority.

10.4 Manufacturer is required to keep proper records of all the certificates such as foundries/forged shop certificates and the check analysis carried out for raw materials.

11.0 MARKING AND PRESERVATION 11.1 Valve marking, symbols abbreviations etc. shall be in accordance with MSS-SP

25 or ANSI B 16.34 or API 6D Sec.7 or the standard referred in specification sheet as applicable. For valves with butt-welding ends, Schedule number is also to be marked. In addition tag no. shall be marked on all the valves.

11.2 Paint or ink marking shall not contain any harmful metal or metal salt such as

zinc, lead or copper which cause corrosive attack on heating. 11.3 Carbon steel /Alloy steel valves shall be painted with one coat of inorganic

zinc silicate (minimum DFT 65 to 75 microns).

12.0 PACKING AND DISPATCH

12.1 All valves when offered for inspection or when prepared for dispatch to the site shall be free of sand, rust, scale, swarf or any other harmful material.

12.2 Flanged and B.W. ends of all valves shall be protected by means of metal/wooden plates or caps securely fastened to the valve. A joint composed of plastic, rubber and other non-absorbent material shall be placed between the flanges and the plates. Plastic caps are acceptable for small bore valves.



SHEET 15 OF 16


12.3 Threaded or exposed machined parts shall be uniformly coated with suitable rust preventive.

12.4 Un-machined exterior surface shall be painted with one coat of black or grey finish. However stainless steel valves shall not be painted.

12.5 Valves shall be painted only after inspection is complete in all respects. 12.6 Valves shall be packed for dispatch in such a way as to minimize the possibility

of damage during transit. All valves shall be suitably boxed before dispatch. 12.7 Valves shall be dispatched with packing installed. Hand wheels of valves of size

4” and smaller shall be attached to them. In larger sizes, hand wheels shall be removed and wired to the valves.

12.8 The packing case shall be marked with purchase order no. and shall include complete packing list of all the items contained in the case.

13.0 GUARANTEE 13.1 All valves shall be guaranteed against poor workmanship and defective

material as per the ‘Warranties and Guaranties’ clauses mentioned in the commercial terms and conditions of “ITB”.



SHEET 16 OF 16


14.0 BY-PASS PIPING ARRANGEMENT

NOTES 1. The orientation & location of hand wheel of bevel gear operator & the

bypass arrangement shall be strictly as per this sketch. 2. The bypass pipe ends shall be socket/butt welded to the body of the main

valve. 3. The bypass arrangement shall be properly clamped to & supported by the

body of the main valve. 4. Basic design of bypass shall be to MSS-SP-45 & ASME B16.34. 6. This sketch is applicable for both BGO & Non-BGO Valves. 7. Vendor shall furnish dimension L1 to L8

4288-PNMP-DD-6701 0

PROJECTS & DEVELOPMENT INDIA LTD DOCUMENT NO REV

SHEET 1 OF 13

0 30.06.2006 30.06.2006 ISSUED FOR DRAFT ENQUIRY VRIND AT BP P 24.06.2006 ISSUED FOR REVIEW & COMMENTS VRIND AT

REV REV DATE EFF DATE PURPOSE PREPD REVWD APPD

FORM NO: 02-0000-0021F1 REV2 All rights reserved E:\pnmp36e\GAIL_GSU_GPU_PATA\PROCUREMENT_DOC\ENQ_4288_6701_VALVES\FINAL_ENQ_6701_VALVES_LATEST\4288-PNMP-DD_6701_REV_0_VALVE DATA SHEET_COVER.doc

GENERAL SPECIFICATIONS

VALVE DATA SHEET

FOR

GATE , GLOBE & CHECK VALVES

PROJECT: GSU/ & GPU MODIFICATION JOBS

OF


AT

PATA, AURAIYA ( U.P )

4288-PNMP-DD-6701 Doc. No. 0

GENERAL SPECIFICATION

VALVE DATA SHEET Page 1 of 12 Rev

FORM NO: 02-0000-0021F2 REV1 All rights reserved E:\pnmp36e\GAIL_GSU_GPU_PATA\PROCUREMENT_DOC\ENQ_4288_6701_VALVES\FINAL_ENQ_6701_VALVES_LATEST\4288-PNMP-DD-6701_VALVE DATA SHEET_REV_0_30.06.06.doc

Manufacturer’s Offer CHECK VALVE SPECIFICATION Valve Tag No. : 53088 Piping Class: A1N Standard : BS 5352( STD BORE ) Rating: 800# Size Range: 0.5” to 1.5” Ends: SW 3000 # to B16.11

Standard: Mfgrs Cat/Fig: Rating: Ends:

VALVE DESCRIPTION CONSTRUCTION MATERIAL CONSTRUCTION MATERIAL

BODY FORGED ASTM A182 GR F316L COVER BOLTED ASTM A182 GR F316L PISTON ASTM A182 GR F316L BODY SEAT RING NON-RENEWABLE ASTM A182 GR F316L DISC HINGE HINGE/PIN

COVER STUD BOLT ASTM A193 GR B7 COVER NUT ASTM A194 GR 2H COVER GASKET SPR. WND. SS 316L-CA FIL BYPASSES TYPE LIFT CHECK TYPE Requirement of Gear Operator & Radiography

Refer technical specification & notes for enq. of Valves.

Special Service Conditions MAX TEMP. 455 º C WASHER, NUT,PIN Others Hydrostatic Test pressure BODY : 3000 Psi SEAT: 1760 Psi Test Pressure with AIR NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for, Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per BS 6755 ( PART-I ) SIGNATURE & SEAL OF

MANUFACTURER

4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer CHECK VALVE SPECIFICATION Valve Tag no. : 53388 Piping Class: A1N Standard : BS 1868 Rating: 150# Size Range: 2” to 24” Ends: FLGD. TO B16.5 RF 125AARH



BODY CAST ASTM A351 GR CF3M COVER BOLTED ASTM A351 GR CF3M DISC SS 316L BODY SEAT RING NON-RENEWABLE SS 316L DISC HINGE HINGE/PIN

SS 316L SS 316L( NO CASTING)

COVER STUD BOLT ASTM A193 GR B7 COVER NUT ASTM A194 GR2H COVER GASKET SPR. WND. SS 316L- CA FIL BYPASSES NON-SLAMING ACTION YES, FOR SIZES ≥ 16” TYPE SWING CHECK TYPE Requirement of Gear Operator & Radiography

Refer technical specification & notes for enq. of Valves

Special Service Conditions MAX TEMP 455 º C WASHER, NUT,PIN SS 316L( NO CASTING) OTHERS Hydrostatic Test pressure BODY : 425 psi SEAT: 305psi Test Pressure with AIR NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for. Wherever

bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per BS 6755 ( PART-I ) 5. 10% of valve castings shall undergo radiographic examination. 6. ALL castings shall be solution heat treated. 7. Weld repair, if any shall be carried out before solution heat treatment

SIGNATURE & SEAL OF MANUFACTURER

4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer CHECK VALVE SPECIFICATION Valve Tag no. : 53076 Piping Class: D1N Standard : BS 5352( STD BORE ) Rating: 800# Size Range: 0.5 to 1.5” Ends: SW 3000 # to B16.11


VALVE DESCRIPTION CONSTRUCTION MATERIAL CONSTRUCTION MATERIAL BODY FORGED ASTM A182 GR F316L COVER BOLTED ASTM A182 GR F316L PISTON STELLITED BODY SEAT RING NON-RENEWABLE STELLITED DISC HINGE HINGE/PIN

COVER STUD BOLT ASTM A193 GR B7 COVER NUT ASTM A194 GR2H COVER GASKET SPR. WND. SS 316L- CA FIL BYPASSES TYPE LIFT CHECK TYPE Requirement of Gear Operator & Radiography Refer technical specification & notes for enq. of Valves.

Special Service Conditions MAX TEMP 400 º C RICH AMINE WASHER, NUT,PIN OTHERS Hydrostatic Test pressure BODY : 3000 psi SEAT: 1760 psi Test Pressure with AIR NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for.

Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per BS 6755 ( PART-I )


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer CHECK VALVE SPECIFICATION Valve Tag no. : 53588 Piping Class: D1N Standard : BS 1868 Rating: 600# Size Range: 2” to 24” Ends: FLGD. to B16.5 RF 125 AARH



BODY CAST ASTM A 351 GR CF3M COVER BOLTED ASTM A 351 GR CF3M DISC STELLITED BODY SEAT RING NON-RENEWABLE STELLITED DISC HINGE HINGE/PIN

SS 316L SS 316L (NO CASTING)

COVER STUD BOLT ASTM A193 GR B7 COVER NUT ASTM A194 GR2H COVER GASKET SPR. WND. SS 316L- CA FIL BYPASSES NON-SLAMING ACTION YES, FOR SIZES ≥ 16” TYPE SWING CHECK TYPE Requirement of Gear Operator & Radiography


Special Service Conditions MAX TEMP 400 º C : RICH AMINE WASHER, NUT,PIN OTHERS Hydrostatic Test pressure BODY : 2175 psi SEAT: 1600 psi Test Pressure with AIR NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for.

Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per BS 6755 ( PART-I ) 5. ALL castings shall be solution heat treated. 6. Weld repair, if any shall be carried out before solution heat treatment


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer GATE VALVE SPECIFICATION Valve Tag no. : 51088 Piping Class: A1N Standard : API 602 Rating: 800# Size Range: 0.5 to 1.5” Ends: SW 3000 # to B16.11



BODY FORGED ASTM A182 GR F316L BONNET BOLTED ASTM A182 GR F316L STEM RISING SS 316L(NO CASTING) WEDGE DISC SOLID ASTM A182 GR F316L BODY SEAT RING NON-RENEWABLE ASTM A182 GR F316L STEM PACKING Renewable with valve

open on stream Graphited asbestos with sacrificial inhib. & INCONEL wire reinforcement

HAND WHEEL NON RISING Malleable Iron /Cast Steel/Fab. Steel /Duct. iron BONNET BOLTS ASTM A193 GR B7 BONNET NUTS ASTM A194 GR2H BONNET GASKET SPR. WND. SS 316L- CA FIL Requirement of Gear Operator & Radiography


Special Service Conditions MAX TEMP 455 º C Back Seat and Shoulder INTEGRAL Others O.S &Y Hydrostatic Test pressure BODY : 3000 psi SEAT: 1760 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for.

Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per API 598. SIGNATURE & SEAL OF

MANUFACTURER

4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer GATE VALVE SPECIFICATION Valve Tag No. : 51366 Piping Class: A1N Standard : API 600 Rating: 150# Size Range: 2 to 24” Ends: FLGD. To B16.5 RF 125AARH


VALVE DESCRIPTION CONSTRUCTION MATERIAL CONSTRUCTION MATERIAL BODY CAST ASTM A 351 GR. CF3M BONNET BOLTED ASTM A 351 GR. CF3M STEM RISING SS 316L(NO CASTING) WEDGE DISC FLEXIBLE 316L BODY SEAT RING NON-RENEWABLE 316L STEM PACKING Renewable with valve


HAND WHEEL NON RISING Malleable Iron /Cast Steel/ Fab. Steel /Duct. iron BONNET BOLTS ASTM A193 GR B7 BONNET NUTS ASTM A194 GR 2H BONNET GASKET SPR. WND. SS 316L- CA FIL Requirement of Gear Operator & Radiography


Special Service Conditions MAX TEMP 455 º C Back Seat and Shoulder Others O.S &Y Hydrostatic Test pressure BODY : 425 psi SEAT: 305 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for.

Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per API 598. & Weld repair, if any shall be carried out before solution heat treatment. 5. 10% of valve castings shall undergo radiographic examination. 6. All castings shall be solution heat treated.


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer GATE VALVE SPECIFICATION Valve Tag no. : 51076 Piping Class: D1N Standard : API 602 Rating: 800# Size Range: 0.5 to 1.5” Ends: SW 3000 # to B16.11



BODY FORGED ASTM A182 GR F316L BONNET BOLTED ASTM A182 GR F316L STEM RISING SS 316L(NO CASTING) DISC SOLID STELLITED BODY SEAT RING RENEWABLE STELLITED STEM PACKING Renewable with valve


HAND WHEEL NON RISING Malleable Iron /Cast Steel/Fab. Steel /Duct. iron BONNET BOLTS ASTM A193 GR B7 BONNET NUTS ASTM A194 GR 2H BONNET GASKET SPR. WND. SS 316L-CA FIL Requirement of Gear Operator & Radiography


Special Service Conditions MAX TEMP 400 º C ; RICH AMINE Back Seat and Shoulder INTEGRAL Others O.S &Y Hydrostatic Test pressure BODY : 3000 psi SEAT: 1760 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for,

Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per API 598.


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer GATE VALVE SPECIFICATION Valve Tag No. : 51588 Piping Class: D1N Standard : API 600 Rating: 600# Size Range: 2 to 24” Ends: FLGD. To B16.5 RF 125AARH



BODY CAST ASTM A 351 GR. CF3M BONNET BOLTED ASTM A 351 GR. CF3M STEM RISING SS 316L(NO CASTING) WEDGE DISC FLEXIBLE STELLITED BODY SEAT RING NON-RENEWABLE STELLITED STEM PACKING Renewable with valve


HAND WHEEL NON RISING Malleable Iron /Cast Steel/ Fab. Steel /Duct. iron BONNET BOLTS ASTM A193 GR B7 BONNET NUTS ASTM A194 GR 2H BONNET GASKET SPR. WND. SS 316L- CA FIL Requirement of Gear Operator & Radiography


Special Service Conditions MAX TEMP 400 º C :RICH AMINE Back Seat and Shoulder SS 316L Others O.S &Y Hydrostatic Test pressure BODY : 2175 psi SEAT: 1600 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for.

Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec is allowed. 4. Testing shall be as per API 598. 5. 10% of valve castings shall undergo radiographic examination. 6. ALL castings shall be solution heat treated. 7. Weld repair, if any shall be carried out before solution heat treatment.


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer GLOBE VALVE SPECIFICATION Valve Tag no. : 52068 Piping Class: A1N Standard : BS 5352(STD. BORE) Rating: 800# Size Range: 0.5 to 1.5” Ends: SW 3000 # to B16.11



BODY FORGED ASTM A182 GR F316L BONNET BOLTED ASTM A182 GR F316L STEM RISING SS 316L(NO CASTING) DISC LOOSE PLUG TYPE ASTM A182 GR F316L BODY SEAT RING NON-RENEWABLE ASTM A182 GR F316L STEM PACKING RENEWABLE with valve


HAND WHEEL RISING Malleable Iron /Cast Steel/Fab. Steel /Duct. iron BONNET BOLTS ASTM A193 GR B7 BONNET NUTS ASTM A194 GR2H BONNET GASKET SPR. WND. SS 316L- CA FIL Requirement of Gear Operator & Radiography


Special Service Conditions MAX TEMP 455 º C Back Seat and Shoulder INTEGRAL Others O.S &Y Hydrostatic Test pressure BODY : 3000 psi SEAT: 1760 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for. Wherever

bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec. is allowed. 4. Testing shall be as per BS 6755 (PART-I)


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer GLOBE VALVE SPECIFICATION Valve Tag no. : 52388 Piping Class: A1N Standard : BS 1873 Rating: 150# Size Range: 2 to 8 Ends: FLGD. to B16.5 RF 125AARH

Standard: Mfgrs Cat/Fig: Rating:


BODY CAST ASTM A 351 GR CF3M BONNET BOLTED ASTM A 351 GR CF3M STEM RISING SS 316L(NO CASTING) DISC LOOSE PLUG TYPE SS 316L BODY SEAT RING NON-RENEWABLE SS 316L STEM PACKING RENEWABLE with valve




Special Service Conditions MAX TEMP 455 º C Back Seat and Shoulder INTEGRAL SS 316L Others O.S &Y Hydrostatic Test pressure BODY : 425 psi SEAT: 305 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for.

Wherever bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec. is allowed. 4. Testing shall be as per BS 6755 ( PART-I ) 5. 10% of valve castings shall undergo radiographic examination. 6. ALL castings shall be solution heat treated. 7. Weld repair, if any shall be carried out before solution heat treatment.


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s Offer GLOBE VALVE SPECIFICATION Valve Tag no. : 52076 Piping Class: D1N Standard : BS 5352(STD. BORE) Rating: 800# Size Range: 0.5 to 1.5” Ends: SW 3000 # to B16.11



BODY FORGED ASTM A182 GR F316L BONNET BOLTED ASTM A182 GR F316L STEM RISING SS 316L(NO CASTING) DISC LOOSE PLUG TYPE STELLITED BODY SEAT RING NON-RENEWABLE STELLITED STEM PACKING RENEWABLE with valve




Special Service Conditions MAX TEMP 400 º C RICH AMINE Back Seat and Shoulder INTEGRAL Others O.S &Y Hydrostatic Test pressure BODY : 3000 psi SEAT: 1760 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for. Wherever

bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec. is allowed. 4. Testing shall be as per BS 6755 ( PART-I )


4288-PNMP-DD-6701 Doc. No. 0




Manufacturer’s offer GLOBE VALVE SPECIFICATION Valve Tag no. : 52588 Piping Class: D1N Standard : BS 1873 Rating: 600# Size Range: 2 to 8 Ends: FLGD. to B16.5 RF 125AARH



BODY CAST ASTM A 351 GR CF3M BONNET BOLTED ASTM A 351 GR CF3M STEM RISING SS 316L(NO CASTING) DISC LOOSE PLUG TYPE STELLITED BODY SEAT RING NON-RENEWABLE STELLITED STEM PACKING RENEWABLE with valve




Special Service Conditions MAX TEMP 400º C RICH AMINE Back Seat and Shoulder SS 316L Others O.S &Y Hydrostatic Test pressure BODY : 2175 psi SEAT: 1600 psi Test Pressure with AIR 80 psi NOTES: 1. This valve Spec. sheet shall be read in conjunction with technical notes for valves. 2. Bidder shall clearly write all/any deviation against each part/ material of valve in the space provided for. Wherever

bidder agrees with consultant’s spec bidder shall indicate “AGREED”. 3. No cutting /overwriting by bidder on consultant’s spec. is allowed. 4. Testing shall be as per BS 6755 ( PART-I ) 5. ALL castings shall be solution heat treated. 6. Weld repair, if any shall be carried out before solution heat treatment.


SECTION VI

PRICE SHEDULE FOR SUPPLY OF VALVES

DOC. NO. 4288-6701-REV 2 ( ANNEXURE- I ) FOR INDIAN BIDDERS

&

DOC. NO. 4288-6701-REV 2 ( ANNEXURE- II ) FOR FOREIGN BIDDERS

ANNEXURE - ICLIENT: M/s GAIL ( INDIA ) LIMITED LOCATION: GAIL PATA COMPLEX, DIST. AURAIYA ( U.P ) PRICE SHEDULE OF VALVES ( GATE , GLOBE & CHECK VALVES ) FOR INDIAN BIDDERSPROJECT: ( 4288 ) GSU & GPU MODIFICATION JOBS DOC. NO. 4288-6701PROJECTS & DEVELOPMENT INDIA LIMITED NAME OF THE BIDDER: ______________________________________________ REV. 2

PDIL BHAVAN, A-14, SECTOR-1, NOIDA- 201 301 , U. P ( INDIA ) DATED: 14.10.06TENDER / ENQUIRY NO. PNMM / 4288 / 6701 / ICB SHEET NO. OF

ENQ

SL.

NO. DETAIL DESCRIPTION OF VALVES

TOTAL

QTY

(UNIT)

Unit Ex-works Price

including Pkg/ Fwd, but

excluding ED & ST

Per Unit Terminal

Excise Duty

Per Unit Sales

Tax

Per unit Freight upto

Project Site by Road

Per Unit FOT Site

Price (11+13+15+17)

Total Ex-works Price

( 10x11 )

Total FOT Project Site (

10x18 )

CIF value of Import

comp. Per unit included

in ( 11 )

Rate of custom duty CVD

and SAD included in

( 11 )

Domestic Value Addition

(in %age) if availing price

preferencesDESCRIPTION OF

ITEMSIZE

(INCH) TYPEThk/

Rating ENDS STANDARD FACING MATERIAL NOS. % AMOUNT % AMOUNT % AMOUNT AMOUNT AMOUNT AMOUNT

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

A GATE VALVE

1 0.5 TAG NO. 51076 800# SW API-602,ENDS B16.11 A182 GR F316L, SS316L TRIM + ST 7


3 0.75 TAG NO. 51088 800# SW API-602,ENDS B16.11 ASTM A182 GR F316L, SS316L TRIM 120


5 10 TAG NO. 51366 150# RF API-600 125AARH ASTM A351 GR CF3M, SS316L TRIM 10

6 10 TAG NO. 51588 600# RF API-600 125AARH A351 GR CF3M, SS316L TRIM + ST 9









B GLOBE VALVE

1 0.5 TAG NO. 52068 800# SW BS-5352,ENDS B16.11 ASTM A182 GR F 316L, SS316L TRIM 4

2 0.75 TAG NO. 52068 800# SW BS-5352,ENDS B16.11 ASTM A182 GR F 316L, SS316L TRIM 4

3 2 TAG NO. 52388 150# RF BS-1873 125AARH ASTM A351 GR CF3M, SS316L TRIM 2

4 2 TAG NO. 52588 600# RF BS-1873 125AARH A351 GR CF3M, SS316L TRIM + ST 3



C CHECK VALVE



3 20 TAG NO. 53388 150# RF BS-1868 125AARH A351GR CF3M, SS316L TRIM 1


NOTE:-1. Firm CIF values of imported components and raw materials if any, must be mentioned in Column-21 in applicable foreign currency against each quoted item. Description of goods and quantities to be imported against each item are to be furnished as a separate attachment to price schedule. 2. In case of any discrepancy between unit and total prices, Article-32 of Instructions to Bidder’s shall apply.

3. Discounts if any must be offered item wise only. Conditional discounts, if offered, shall not be considered for evaluation.

4. Inspection/Certification shall be done by GAIL / PDIL or its authorized representative for which no extra charges shall be payable. All /personal/incidental expenses including boarding, lodging, tickets and travel expenses etc. of Inspectors shall be born by the purchaser. 5. The quoted prices shall be inclusive of all testing charges as called for in the Material Requisition. Bidders to ensure that no test charges shall be quoted extra/outside the unit rates. Test charges as applicable shall be included in the item wise unit prices 6. Terminal Excise Duty as quoted above shall be the ED as applicable on finished goods which are manufactured /despatched from bidders works alone. Bidders to provide CENVAT invoice to enable GAIL to avail CENVAT benefit for the excise duty amount shown in the price schedule.

7. Sales Tax as quoted above shall be Sales Tax as applicable on the finished goods and shall be with/without considering availability of any concessional form (both for central and/or State Sales Tax).

8. The rate of Terminal Excise Duty and Sales Tax as applicable and considered in the offer shall be mentioned in the relevant place of the price schedule.

a) The rate of terminal ED & ST as stipulated in Offer/Price Schedule shall be considered as the prevailing present applicable rates on the due date of submission of the bid and same shall be considered for price comparison as well as for ordering. Any error of judgment on part of the Bidder in identifying the present applicable rates shall not be admitted by Owner. The present rate of ED & ST as indicated by the bidders shall be considered as the maximum payable by Owner in the event when no statutory variations take place and any remainder/balance ED/ST if payable beyond that indicated rates shall be born by the Bidder.

b) However in the event of any statutory variations in the rate of ED & ST, if the quoted rates are found erroneous then the base rates for calculation of statutory variations for the purpose of reimbursement of ED & ST shall take into account either the rates actually prevalent on the due date of submission of bid or the erroneous rates indicated by the Bidders which ever is beneficial to Owner. Consequently, any difference in ED & ST if it becomes payable to the tax authorities shall be born by the Bidder.

9. Bidders shall quote firm road freight charges separately for each item, as asked for in the price schedule, considering that the complete requirements of materials are to be delivered to the designated site(s).10. Bidders shall quote for all the items as listed in the price schedule11. Copy of the price schedule/price attachments, shall be made available in the unpriced offer, with prices blanked out.12. Domestic Bidders shall quote firm road freight charges separately for each item considering that the complete requirements is to be delivered to the designated site at GAIL, Pata (Uttar Pradesh).

SIGNATURE OF THE BIDDER

ANNEXURE - IICLIENT: M/s GAIL ( INDIA ) LIMITED LOCATION: GAIL, PATA COMPLEX, DIST. AURAIYA ( U.P ) PRICE SHEDULE OF VALVES ( GATE , GLOBE & CHECK VALVES ) FOR FOREIGN BIDDERS DOC. NO. 4288-6701PROJECT: ( 4288 ) GSU & GPU MODIFICATION JOBS REV. 2PROJECTS & DEVELOPMENT INDIA LIMITED NAME OF THE BIDDER: ______________________________________________ DATED: 14.10.06PDIL BHAVAN, A-14, SECTOR-1, NOIDA- 201 301 , U. P ( INDIA ) SHEET NO. OF

TENDER / ENQUIRY NO. PNMM / 4288 / 6701 / ICB

ENQ SL.

NO. DETAIL DESCRIPTION OF VALVES

TOTAL QTY (UNIT) TOTAL FOB PRICE UNIT C & F

( MUMBAI PORT )

UNIT CIF ( MUMBAI PORT )

DESCRIPTION OF ITEMSIZE

(INCH) TYPE Thk/ Rating ENDS STANDARD FACING MATERIAL NOS.

1 2 3 4 5 6 7 8 9 10 11 12 13 14

A GATE VALVE















B GLOBE VALVE

1 0.5 TAG NO. 52068 800# SW BS-5352, ENDS B16.11 ASTM A182 GR F 316L, SS316L TRIM 4

2 0.75 TAG NO. 52068 800# SW BS-5352, ENDS B16.11 ASTM A182 GR F 316L, SS316L TRIM 4





C CHECK VALVE





SIGNATURE OF THE BIDDER

FOB PRICE ( UNIT ) NOS.

Igc Pr b Corrosion

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