HIGH DENSITY POLYTHEYLENE (HDPE)

DOUBLE WALL CORRUGATED (DWC) CONDUIT DUCT/PIPE

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shankar technologies (india) pvt. ltd.

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(ISO 9001-2008 Certified Company)

Leading manufacturer of Corrugated Conduit

shankar technologies (india) pvt. ltd.(ISO 9001-2008 Certified Company)

Head Office and Correspondence Address :

Factory Address :

Road No. 11, Industrial Area, Lacchipur, Gorakhpur-273015 (Uttar Pradesh), INDIAMobile : +919415260222, +919935460222

email : , info@stipl.in Web : www.stipl.in

Plot No. AL-22, Sector-13, GIDA, Gorakhpur-273209 (Uttar Pradesh), INDIA

Phone : +91 551 226 0767 Fax : +91 551 226 0427stiplgkp@gmail.com

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For further information please contact :

STIPL Coupler/Endplugs

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Other Variant

STIPL snapfit Coupler are available in the following options :

Simple Fit Coupler/Endplugs

Half-Split duct /pipe (HF): HF ducts are double wall corrugated ducts / pipe half-split fromcenter i.g. along the diameter.

Specification

Quality Control & Testing

Range

Note :

STIPL DWC Ducts for Ducts for Telecom / Railway / Road or similar applications

applications are manufactured in accordance to relevant national & international

standards like: IS 14930, BS EN 50086 and TEC specification GR/DWC-34/01

Sep. 2007.

Every DWC duct undergoes extensive testing & inspection at STIPL's in-house

laboratory & no duct leaves the works without the seal of approval from quality

control team. The tests carried out are as follows :

S.No. Test Specification

1. Visual Appearance Inside surface should be smooth & No internal

or external discolorations

2. Compression Strength When reaching the deflection of 5% the applied

force shall be at least 450N. After the test,

there shall be no crack allowing the ingress of

light or water b/w the inside and outside.

3. Impact Test 5 kgs, load is dropped from 400mm height , No

cracks / split

4. Bend Test During the test samples shall not flatten. bend

the sample & pass a ball (95% of ID) through

the bent sample

5 Colour Both outer & inner wall in same colour

(Black/Orange) or in any colour of the same

material.

6. Tensile Strength Min. 500 N

7. Resistance to Flame Combustion stops within 30 sec. from removalof Flame.

8. External Influences Resistance to external influences of min.

requirement IP 30, IP 67

Propagation

1. 63/51 63 51

2. 75/63 75 63

3. 90/75 90 75

4. 120/103.5 120 103.5

5. 160/135 160 135

6. 200/175 200 175

S.No. Duct Size(mm) Nominal O.D (mm) Nominal I.D. (mm)

Other sizes can be customized as per design requirement. SWC Duct / Pipe may besupplied in any colour as per customers requirement.

Colour :

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About Us

Products, offered and Application Areas

Testing and Laboratory

Quality

Our Vision

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Shankar Technologies (India) Pvt. Ltd. has provided cable protection and

management system in India. It has made pioneering concerted efforts in following

new product standards and codes for the first time suitable to Indian conditions.

The product has replaced outdated and time consuming conventional systems

successfully. The conventional method of managing and protecting underground

utility cables have undergone remarkable changes to achieve trouble free

uninterrupted power, signaling and telecom network. The product has reached a

mark in telecom systems and power distribution segment. The product has been

approved, used and preferred by Indian Railways, PWDS, CPWD Development

Authorities Municipal Corporations, Electricity Boards, Airport Projects and also by

Telecom Companies’ for the protection of underground cables.

Double Wall Corrugated Pipes, Used as underground cable protection and management duct, For Signal and Telecom

Cables. - STIPL DWC Ducts & For Power Cables. - DWC Ducts, For Optical Fiber Cables. - STIPL DWC Ducts

Double Wall Corrugated (DWC) High Density Polyethylene (HDPE) pipes today are playing a crucial role in

developing urban infrastructure with applications extending from commercial and agricultural to residential,

recreational and capital improvement projects. These pipes are created by fusing twin layers of High Density

Polyethylene, which are corrugated on the outside and have a glass smooth inside.

The laboratory of the company is well equipped to take care of various specifications of Bureau of Indian Standard,

Telecommunication Engineering Center (TEC), Indian Road Congress and European Standards etc.

Shankar Technologies (India) Pvt. Ltd., believes that fundamental to the success is highest level of quality and total

customer satisfaction. In our company quality assurance covers designs, developments, process control and testing.

Our quality management system is designed to suit customer requirements on global scale. Company has a state of

art laboratory with complete test facilities.

Commitment to continuous improvement of quality is the engine of our business that drives our efforts, measure

progress and provide inputs for process improvements. We impart training to our employees regularly to improve their

knowledge and skills. Our management try to create an environment that encourage the employees and vendor to

think quality and produce quality products.

The vision of our company is to create a coordination through forward and backward integration, through developing

and for sourcing products and their main substitute thereby adding value to customers. The company also looks

forward to in capting new and effective products and technologies and providing them in a boundary less market.

To maintain its position as a leader.

The company believes that technological advancements decisive factor for success in today's competitive business

environment company is introducing machines and equipments of latest technology in our plant for a quantum jump

over.

To provide quality products par excellence.

To create and sustain its clients amongst the top global players in their respective industries. To make significant

contributions towards making our a developed country, while fulfilling social responsibilities.

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Comparison

Properties STIPL Metallic Duct (GI) RCC Duct(HDPE Duct)

Durability Very Long life of more Less than 10 years Between 5 tothan 50 years 10 years

Compression High Compression ability, Low Compression ability, No Compression ability,Ability its original shape permanently on Cracks on over loading

Impact Resistance High Impact Resistance Low Impact Resistance No Resistance

Flexibility Highly Flexible Rigid, Cannot be bent Rigid, Cannot be bent

Chemical Very High Resistance to Very Low Resistance to No ResistanceResistance Moisture, highly Moisture hence

in highcoastal areas

Transportation & Light Weight, Available in Very Heavy, Available only Very Heavy, AvailableHandling of coil & length of 6 mtrs. straight length of

jointing jointing byvery high installation cost.

regains deformson over loading over loading

Acid & Acids &suitable for use requires frequent

corrosion prone/coastal replacement in high corrosion prone/areas

desired in straight only inlength pushfit coupler & jointing by special 2 mtrs. max. &

hence economical in welding process hence high special process hencetransportation & installation installation cost.

stiplApplications

Electrical

Advantages due to Double Wall Corrugation

UV Properties

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On Demand

On Demand

On Demand

STIPL (DWC) duct has the following application in Telecom & Electrical Networks :-

Telecom lt used as the main duct in main-duct / sub-duct network design.

Protection of ducts and optics fiber cables in city networks

Casing of copper cables.

Used as a casing duct for simultaneous placement of quad cables and optic fiber cables along railway tracks.

Protective casing of cables pole to pole application :-

Street lighting Metro railway track lighting

Protective casing application of power cables / ducts / optic fiber cables :-

In city distribution networks Across rivers

Along railway tracks At road crossings application

Traffic control Areas with high traffic density

Signaling systems, control wires Sensor systems

Water supply, gas supply Protective pipes for mains connections

Power supply High and low voltage lines

Communication systems Telephone lines, cable TV lines

Municipal utilities Street lighting, street marking

Sewerage control systems

Saves in raw material Excellent ring stiffness hence structurally strong

Smooth inner wall, hence minimum friction loss Even when bent, the roundness of pipe is retained

Moderate flexibility takes care of soil settlement if any Takes heavy earth loads under roads, trench and train

Very easy jointing Light in weight hence saves on transportation

Not brittle hence never cracks or split as compared to Retains its roundness and shape when loads are relaxed.other options

Anti Rodent or Rodreplelancy Properties - To avoid rodent attacks

Anti Termite properties - To avoid termite attacks

Non Flame Propagating Properties - Protection with resistance to flame propagating

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B. STIPL

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