Chemical Analysis and Mechanical Properties for Spiral Welded Pipe. Different steel pipe standards and steel grades have different requirements on chemical composition and mechanical properties. For detailed technical data, please check the table below:
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 |