Standard & Class
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 B steel pipe) |
|
API 5L PSL1/2 |
Line pipe |
|
Casing |
API 5CT/ ISO 11960 PSL1 |
Steel pipe for use as casing or tubing for wells of petroleum and natural gas industries |
Chemical Analysis and Mechanical Properties
Standard |
Grade |
Chemical Composition(max)% |
Mechanical Properties(min) |
|||||
C |
Si |
Mn |
P |
S |
Tensile Strength(Mpa) |
Yield Strength(Mpa) |
||
API 5CT |
h40 |
- | - | - | - |
0.030 |
417 |
417 |
J55 |
- | - | - | - |
0.030 |
517 |
517 |
|
K55 |
- | - | - | - |
0.030 |
655 |
655 |
|
API 5L PSL1 |
A |
0.22 |
- |
0.90 |
0.030 |
0.030 |
335 |
335 |
B |
0.26 |
- |
1.20 |
0.030 |
0.030 |
415 |
415 |
|
X42 |
0.26 |
- |
1.30 |
0.030 |
0.030 |
415 |
415 |
|
X46 |
0.26 |
- |
1.40 |
0.030 |
0.030 |
435 |
435 |
|
X52 |
0.26 |
- |
1.40 |
0.030 |
0.030 |
460 |
460 |
|
X56 |
0.26 |
- |
1.40 |
0.030 |
0.030 |
490 |
490 |
|
X60 |
0.26 |
- |
1.40 |
0.030 |
0.030 |
520 |
520 |
|
X65 |
0.26 |
- |
1.45 |
0.030 |
0.030 |
535 |
535 |
|
X70 |
0.26 |
- |
1.65 |
0.030 |
0.030 |
570 |
570 |
|
API 5L PSL2 |
B |
0.22 |
0.45 |
1.20 |
0.025 |
0.015 |
415 |
415 |
X42 |
0.22 |
0.45 |
1.30 |
0.025 |
0.015 |
415 |
415 |
|
X46 |
0.22 |
0.45 |
1.40 |
0.025 |
0.015 |
435 |
435 |
|
X52 |
0.22 |
0.45 |
1.40 |
0.025 |
0.015 |
460 |
460 |
|
X56 |
0.22 |
0.45 |
1.40 |
0.025 |
0.015 |
490 |
490 |
|
X60 |
0.12 |
0.45 |
1.60 |
0.025 |
0.015 |
520 |
520 |
|
X65 |
0.12 |
0.45 |
1.60 |
0.025 |
0.015 |
535 |
535 |
|
X70 |
0.12 |
0.45 |
1.70 |
0.025 |
0.015 |
570 |
570 |
|
X80 |
0.12 |
0.45 |
1.85 |
0.025 |
0.015 |
625 |
625 |
|
GB/T 9711.1 |
L210 |
- | - |
0.90 |
0.030 |
0.030 |
335 |
335 |
L245 |
- | - |
1.15 |
0.030 |
0.030 |
415 |
415 |
|
L290 |
- | - |
1.25 |
0.030 |
0.030 |
415 |
415 |
|
L320 |
- | - |
1.25 |
0.030 |
0.030 |
435 |
435 |
|
L360 |
- | - |
1.25 |
0.030 |
0.030 |
460 |
460 |
|
L390 |
- | - |
1.35 |
0.030 |
0.030 |
490 |
490 |
|
L415 |
0.26 |
- |
1.35 |
0.030 |
0.030 |
520 |
520 |
|
L450 |
0.26 |
- |
1.40 |
0.030 |
0.030 |
535 |
535 |
|
L485 |
0.23 |
- |
1.60 |
0.030 |
0.030 |
570 |
570 |
|
GB/T3091/ SY/T503 |
Q195 |
0.12 |
0.30 |
0.50 |
0.035 |
0.040 |
315 |
315 |
Q215B |
0.15 |
0.35 |
1.20 |
0.045 |
0.045 |
335 |
335 |
|
Q235B |
0.20 |
0.35 |
1.40 |
0.045 |
0.045 |
370 |
370 |
|
Q345B |
0.20 |
0.50 |
1.70 |
0.035 |
0.035 |
470 |
470 |
|
ASTM A53 |
A |
0.25 |
0.10 |
0.95 |
0.050 |
0.045 |
330 |
330 |
B |
0.30 |
0.10 |
1.20 |
0.050 |
0.045 |
415 |
415 |
|
ASTM A252 |
1 | - | - | - |
0.050 |
- |
345 |
345 |
2 | - | - | - |
0.050 |
- |
414 |
414 |
|
3 | - | - | - |
0.050 |
- |
455 |
455 |
|
EN10217-1 |
P195TR1 |
0.13 |
0.35 |
0.70 |
0.025 |
0.020 |
320 |
320 |
P195TR2 |
0.13 |
0.35 |
0.70 |
0.025 |
0.020 |
320 |
320 |
|
P235TR1 |
0.16 |
0.35 |
1.20 |
0.025 |
0.020 |
360 |
360 |
|
P235TR2 |
0.16 |
0.35 |
1.20 |
0.025 |
0.020 |
360 |
360 |
|
P265TR1 |
0.20 |
0.40 |
1.40 |
0.025 |
0.020 |
410 |
410 |
|
P265TR2 |
0.20 |
0.40 |
1.40 |
0.025 |
0.020 |
410 |
410 |
|
EN10217-2 |
P195GH |
0.13 |
0.35 |
0.70 |
0.025 |
0.020 |
320 |
320 |
P235GH |
0.16 |
0.35 |
1.20 |
0.025 |
0.020 |
360 |
360 |
|
P265GH |
0.20 |
0.40 |
1.40 |
0.025 |
0.020 |
410 |
410 |
|
EN10217-5 |
P235GH |
0.16 |
0.35 |
1.20 |
0.025 |
0.020 |
360 |
360 |
P265GH |
0.20 |
0.40 |
1.40 |
0.025 |
0.020 |
410 |
410 |
|
EN10219-1 |
S235JRH |
0.17 |
- |
1.40 |
0.040 |
0.040 |
360 |
360 |
S275JOH |
0.20 |
- |
1.50 |
0.035 |
0.035 |
410 |
410 |
|
S275J2H |
0.20 |
- |
1.50 |
0.030 |
0.030 |
410 |
410 |
|
S355JOH |
0.22 |
0.55 |
1.60 |
0.035 |
0.035 |
470 |
470 |
|
S355J2H |
0.22 |
0.55 |
1.60 |
0.030 |
0.030 |
470 |
470 |
|
S355K2H |
0.22 |
0.55 |
1.60 |
0.030 |
0.030 |
470 |
470 |
Tolerance of Outside Diameter and Wall Thickness
Standard |
Tolerance of Pipe Body |
Tolerance of Pipe End |
Tolerance of Wall Thickness |
|||
Out Diameter |
Tolerance |
Out Diameter |
Tolerance |
|||
GB/T3091 |
OD≤48.3mm |
≤±0.5 |
OD≤48.3mm |
- |
≤±10% |
|
48.3 |
≤±1.0% |
48.3 |
- | |||
273.1 |
≤±0.75% |
273.1 |
-0.8~+2.4 |
|||
OD>508mm |
≤±1.0% |
OD>508mm |
-0.8~+3.2 |
|||
GB/T9711.1 |
OD≤48.3mm |
-0.79~+0.41 |
- | - |
OD≤73 |
-12.5%~+20% |
60.3 |
≤±0.75% |
OD≤273.1mm |
-0.4~+1.59 |
88.9≤OD≤457 |
-12.5%~+15% |
|
508 |
≤±1.0% |
OD≥323.9 |
-0.79~+2.38 |
OD≥508 |
-10.0%~+17.5% |
|
OD>941mm |
≤±1.0% |
- | - |
- |
- | |
GB/T9711.2 |
60 |
±0.75%D~±3mm |
60 |
±0.5%D~±1.6mm |
4mm |
±12.5%T~±15.0%T |
610 |
±0.5%D~±4mm |
610 |
±0.5%D~±1.6mm |
WT≥25mm |
-3.00mm~+3.75mm |
|
OD>1430mm |
- |
OD>1430mm |
- | - |
-10.0%~+17.5% |
|
SY/T5037 |
OD<508mm |
≤±0.75% |
OD<508mm |
≤±0.75% |
OD<508mm |
≤±12.5% |
OD≥508mm |
≤±1.00% |
OD≥508mm |
≤±0.50% |
OD≥508mm |
≤±10.0% |
|
API 5L PSL1/PSL2 |
OD<60.3 |
-0.8mm~+0.4mm |
OD≤168.3 |
-0.4mm~+1.6mm |
WT≤5.0 |
≤±0.5 |
60.3≤OD≤168.3 |
≤±0.75% |
168.3 |
≤±1.6mm |
5.0 |
≤±0.1T |
|
168.3 |
≤±0.75% |
610 |
≤±1.6mm |
T≥15.0 |
≤±1.5 |
|
610 |
≤±4.0mm |
OD>1422 |
- |
- | - | |
OD>1422 |
- |
- |
- |
- | - | |
API 5CT |
OD<114.3 |
≤±0.79mm |
OD<114.3 |
≤±0.79mm |
≤-12.5% |
|
OD≥114.3 |
-0.5%~1.0% |
OD≥114.3 |
-0.5%~1.0% |
≤-12.5% |
||
ASTM A53 |
≤±1.0% |
≤±1.0% |
≤-12.5% |
|||
ASTM A252 |
≤±1.0% |
≤±1.0% |
≤-12.5% |
Out Diameter |
Wall Thickness (mm) |
|||||||||||||||||||
mm |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
219.1 |
. |
. |
. |
. |
|
|
|
|
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|
|
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|
|
273 |
. |
. |
. |
. |
. |
|
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|
323.9 |
. |
. |
. |
. |
. |
. |
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325 |
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355.6 |
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377 |
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406.4 |
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426 |
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457 |
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478 |
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508 |
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529 |
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630 |
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711 |
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720 |
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813 |
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820 |
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920 |
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1020 |
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1220 |
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1420 |
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1620 |
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1820 |
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2020 |
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2220 |
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2500 |
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2540 |
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3500 |
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Philippines ASTM A53 GR.B 457.2, 711.2*8 26523 meters |
Morocco API 5L ,GR.B 273,323,355*6.5mm 16500 meters |
Philippines ASTM A252 609.6*11mm 3600 MT |
Spain |
Serbia |
Guatemala API 5L, X52 PSL2 762*10 360 MT |
Lebanon A252, GR.2 609,812*7.5 19630 meters |
Spain ASTM A252/API 5L GR.B 46" 48" 62" STD 789 Nos |