|
Standard |
Grade |
Chemical Composition(%) |
Tensile STrength(min) |
Yield Strength(min) |
|||
|
c Mn P S |
Mpa |
Mpa |
|||||
|
API 5L PSL1 |
A |
0.22 |
0.90 |
0.030 |
0.030 |
335 |
210 |
|
B |
0.28 |
1.20 |
0.030 |
0.030 |
415 |
245 |
|
|
X42 |
0.28 |
1.30 |
0.030 |
0.030 |
415 |
290 |
|
|
X46 |
0.28 |
1.40 |
0.030 |
0.030 |
435 |
320 |
|
|
X52 |
0.28 |
1. 40 |
0.030 |
0.030 |
460 |
360 |
|
|
X56 |
0.28 |
1.40 |
0.030 |
0.030 |
490 |
390 |
|
|
X60 |
0.28 |
1.40 |
0.030 |
0.030 |
520 |
415 |
|
|
X65 |
0.28 |
1.40 |
0.030 |
0.030 |
535 |
450 |
|
|
X70 |
0.28 |
1.40 |
0.030 |
0.030 |
570 |
485 |
|
|
Standard |
Grade |
Chemical Composition(%) |
Tensile STrength |
Yield Strength |
|||
|
c Mn P S |
Mpa |
Mpa |
|||||
|
API 5L PSL2 |
B |
0.24 |
1.20 |
0.025 |
0.015 |
415-655 |
245-450 |
|
X42 |
0.24 |
1.30 |
0.025 |
0.015 |
415-655 |
290-495 |
|
|
X46 |
0.24 |
1.40 |
0.025 |
0.015 |
435-655 |
320-525 |
|
|
X52 |
0.24 |
1. 40 |
0.025 |
0.015 |
460-760 |
360-530 |
|
|
X56 |
0.24 |
1. 40 |
0.025 |
0.015 |
490-760 |
390-545 |
|
|
X60 |
0.24 |
1. 40 |
0.025 |
0.015 |
520-760 |
415-565 |
|
|
X65 |
0.24 |
1.40 |
0.025 |
0.015 |
535-760 |
450-600 |
|
|
X70 |
0.24 |
1.40 |
0.025 |
0.015 |
570-760 |
485-635 |
|
|
X80 |
0.24 |
1. 40 |
0.025 |
0.015 |
625-825 |
555-705 |
|
|
PSL 1 |
PSL 2 |
|
|
|
Grade range |
A25 through X70 |
GR B through X80 |
Table 1 |
|
Size range |
0.405 through 80 |
4-2/1 through 80 |
Table 1 |
|
Type of pipe ends |
Plain-end, threaded-end, bevelled-end, special coupling pipe |
Plain-end |
Table 1 |
|
Seam welding |
All methods continous welding limited to Grade A25 |
All methods except continous and laser welding |
Table 1 |
|
Electric welds: welder frequency |
No minimum |
100 kHz minimum |
5.1.3.3.2 |
|
Heat treatments of electric welds |
Required for grades > X42 |
Required for all grades (GR B through X80) |
5.1.3.3.1; J.3.3.2:6.2.7 |
|
Chemistry: max C for seamless pipe |
0.28% for grades > Gr B |
0.24% |
Tables 2A, 2B |
|
Chemistry: max C for welded pipe |
0.26% for grades > Gr B |
0.22% |
Tables 2A, 2B |
|
Chemistry: max P |
0.03% |
0.03% |
Tables 2A, 2B |
|
Chemistry: max S |
Only when purchases specifies SR18 |
0.02% |
Tables 2A, 2B |
|
Carbon equivalent |
None |
Maximum required for each grade |
4.2:4.3:6.1.3: SR15.1 |
|
Yield strength, maximum |
None |
Maximum for each grade |
Tables 3A, 3B |
|
UTS, maximum |
None required |
Maximum for each grade |
Tables 3A, 3B |
|
Fracture toughness |
Only when purchaser specifies SR4 |
Required for all grades |
6.2.6; 9.3.5: 9.8.4; 9.10.7; |
|
Non-destructive inspection of seamless pipes |
Permitted |
SR4 mandatory |
Table 14 9.7.2.6 |
|
Repare by welding of pipe body, plate and skelp |
Permitted by agreement |
Prohibited |
5.3.2;9.7.6: B.1;B.2 |
|
Certification |
Certificates when specified per SR15 |
Prohibited |
4.3;9.7.4.4;9.7.6;B.1.2;B.4 |
|
Traceability |
Traceable only until all tests are passed unless SR15 is specified |
Certificates (SR15.1) mandatory |
12.1 |
|
Classfication |
Standard |
Main Products |
|
Steel Pipe for Fluid Service |
GB/T 14291 |
Welded pipe for mine fluid sevice |
|
GB/T 3091 |
Welded pipe for low pressure fluid service |
|
|
SY/T 5037 |
Spirally submerged arc welded steel pipe for pipelines for low pressure fluid service |
|
|
ASTM A53 |
Black and hot-hipped galvanized welded and seamless steel pipe |
|
|
BS EN10217-2 |
Welded steel tybes for pressure purposes - delivery technical conditions - part2: Electric welded non- alloy and alloy steel tubes with specified elevated temperature properties |
|
|
BS EN10217-5 |
Welded steel tybes for pressure purposes - delivery technical conditions - part5: submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties |
|
|
Steel Pipe for Ordinary Structure |
GB/T 13793 |
Longitudinally electric resistance welded steel pipe |
|
SY/T 5040 |
Spirally submerged arc welded steel pipe piles |
|
|
ASTM A252 |
Welded and seamless steel pipe piles |
|
|
BS EN10219-1 |
Cold formed welded structural hollow sections of non-alloy and fine grain steels - part1: Technical delivert conditions |
|
|
BS EN10219-2 |
Cold formed welded structural hollow sections of non-alloy and fine grain steels - part2: tolerances dimmsions and sectional properties |
|
|
Line Pipe |
GB/T 9711.1 |
Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class A steel pipe) |
|
GB/T 9711.2 |
Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class A steel pipe) |
|
|
API 5L PSL 1/2 |
Line pipe |
|
|
Casing |
API 5CT/ ISO 11960 PSL1 |
Steel pipe for use as casing or tubing for wells of petroleum and natural gas industries |
|
API 5L / ASTM A252/ EN10219-2/ ASTM A572 Spiral Steel Pipe |
API 5L / ASTM A252/ EN10219-2/ ASTM A572 SSAW Steel Pipe |
|
spiral welded pipe |
ssaw pipe |
|
welded tubes |
ssaw pipe supplier |
|
spiral welded steel pipe suppliers |
API 5L ssaw pipe suppliers |
|
spiral welded tube |
ASTM A252 ssaw pipe manufacturer |
|
pipa spiral welded |
API 5L gr.b ssaw pipe suppliers |
|
spiral seam pipe suppliers |
API 5L x42 ssaw pipe suppliers |
|
spiral steel tube |
API 5L x46 ssaw pipe suppliers |
|
spiral welded stainless steel pipe |
API 5L x52 ssaw pipe suppliers |
|
spiral seam welded pipe |
API 5L x60 ssaw pipe suppliers |
|
spiral seam pipe |
API 5L x65 ssaw pipe supplier |
|
spiral steel pipe |
API 5L x70 ssaw pipe supplier |
|
spiral pipe supplier |
ssaw pipe manufacturer |
|
spiral welded carbon steel pipe supplier |
Ssaw steel pipes |
|
spiral welded steel pipe supplier |
ssaw welding steel pipes |
|
Standard |
Standard |
|||||
|
SY/T5040-2000 |
Y/T5037-2000 |
SY/T9711.1-197 |
ASTM A252 |
AWWA C200-9 |
API 5L PSL1 |
|
|
Tube end OD deviation |
± 0.5%D |
± 0.5%D |
-0.79mm～+2.38 |
<± 0.1%T |
<± 0.1%T |
± 1.6mm |
|
Wall thickness |
± 10.0%T |
D<508mm, ±12.5%T |
- 8%T～+19.5%T |
<- 12.5%T |
-8%T～+19.5%T |
5.0mm |
|
D>508mm, ±10.0%T |
T≥15.0mm, ±1.5m |
|||||
