Post on 13-Jan-2016
description
PIPING SYSTEM
1
AMJ ENGINEERING CONSULTANTS CO.,LTD.
CONTENT
1. PIPING STANDARD
2. VALVES
2
3. EXPANSION AND FLEXIBILITY
4. PIPE SUPPORTS
5. IDENTIFICATION OF PIPING
PIPING STANDARD
THE DEFINITION
Piping
3
Piping
Tube or Tubing
1. PIPING STANDARD
ASTM
American Society for Testing and Materials
4
ASTM A53 ASTM A106 ASTM B88
1. PIPING STANDARD
API
American Petroleum Institute
5
American Petroleum Institute
API 5L
1. PIPING STANDARD
JIS
Japan Industrial Standard
6
Japan Industrial Standard
JIS G 3452 JIS G 3454
1. PIPING STANDARD
BS (EN STANDARD)
British Standard
7
British Standard
BS 1387
1. PIPING STANDARD
Standard Pipe Sized
Diameters of 12 inch and less
8
Diameters of inch and less
Measured by the diameter of the pipe.
standard weight pipe
Properties of Commercial Steel Pipe
Nominal Wall inside
pipe size,outside a b c thickness,in diameter,in
deameter,in
4 5S 0.083 4.334
4.500 10S 0.120 4.260
0.188 4.124
40 Std 40S 0.237 4.026
Schedule number*
9
40 Std 40S 0.237 4.026
80 XS 80S 0.337 3.826
120 0.437 3.626
0.500 3.500
160 0.531 3.438
XXS 0.674 3.152
0.800 2.900
0.925 2.650
1. PIPING STANDARD
Standard Pipe Sized
Over 12 inch
10
Over inch
Measured by the outside diameter
Properties of Commercial Steel Pipe (Continued)
Nominal Wall inside
pipe size,outside a b c thickness,in diameter,in
deameter,in
16 5S 0.165 15.670
16.000 10S 0.188 15.624
10 0.250 15.500
20 0.312 15.376
30 Std 0.375 15.250
Schedule number*
11
30 Std 0.375 15.250
40 XS 0.500 15.000
60 0.656 14.688
80 0.843 14.314
100 1.031 13.938
120 1.218 13.564
140 1.437 13.126
160 1.593 12.814
1. PIPING STANDARD
Piping Fabrication Methods
h Electrical-Fusion Welding
h Electric Resistance Welding (4 inch OD and
12
h Electric Resistance Welding (4 inch OD and under)
h Submerged-Are Electric Welding (24 inch OD to 36 inch OD)
h Seamless Tubing and Pipe
1. PIPING STANDARD
Piping Fabrication Methods
h Forged, Turned and Bored Tubing
13
Forged, Turned and Bored Tubing
hHollow-Forged Pipe and Tubing
1. PIPING STANDARD
Carbon-steel piping
hASTM A53- Pressure limited at 600 lb/in2 and
14
- Pressure limited at 600 lb/in2 and high temp.
- Grade A (More ductile, less strength)
- Grade B (More strength, less ductile)
1. PIPING STANDARD
Carbon-steel piping
hASTM A106
15
- Pressure limited at 2500 lb/in2
- Grade A (More ductile, less strength)
- Grade B (More strength, less ductile)
1. PIPING STANDARD
Chromium-molybdinum steel
h ASTM A335 , Grade P11- Temperature limited at 1000 oF
h ASTM A335 , Grade P22
16
h ASTM A335 , Grade P22- For temperatures from 950 to 1050 oF
h ASTM A335 , Grade 5- For high temperature and erosive action.
1. PIPING STANDARD
Chromium stainless steels
ASTM A312, Grade TP304 ASTM A312, Grade TP316
17
ASTM A312, Grade TP316 ASTM A312, Grade TP347
- Temperature limited at 1200oF
1. PIPING STANDARD
Cast-iron and Ductile-Iron pipe
ANSI 21.50 (AWWA C150)
18
ANSI . (AWWA C
- Use for Water, Gas, Sewage, Drains etc.
- Underground and Submerged service