标准 |
产品水平 |
钢的等级 |
屈服强度(min), Mpa |
抗拉强度(MPa) |
API 5 l GB / T9711.2 |
PSL 1 |
或L210 |
210 |
335 |
B或L245 |
245 |
415 |
||
×或L290 |
290 |
415 |
||
X46或L320 |
320 |
435 |
||
X52或L360 |
360 |
460 |
||
X56或L390 |
390 |
490 |
||
X60或L415 |
415 |
520 |
||
X70 |
483 |
565 |
||
PSL 2 |
BR或L245R |
245 ~ 450 |
415 ~ 760 |
|
X42R或L290R |
290 ~ 495 |
415 ~ 760 |
||
BN或L245N |
245 ~ 450 |
415 ~ 760 |
||
X42N或L290N |
290 ~ 495 |
415 ~ 760 |
||
X46N或L320N |
320 ~ 525 |
435 ~ 760 |
||
X52N或L360N |
360 ~ 530 |
460 ~ 760 |
||
X56N或L390N |
390 ~ 545 |
490 ~ 760 |
||
X60N或L415N |
415 ~ 565 |
520 ~ 760 |
||
X65N或L450N |
425 ~ 566 |
525 ~ 760 |
||
X70或L480 |
484 ~ 565 |
565 ~ 768 |
||
X80 |
552 ~ 690 |
621 ~ 827 |
Roduct水平 |
钢的等级 |
化学成分,% |
||||||||
C |
锰 |
P |
年代 |
如果 |
V |
注 |
“透明国际” |
CEpcm |
||
PSL 1 |
B或L245 |
≤0.28 |
≤1.20 |
≤0.030 |
≤0.030 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
×或L290 |
≤0.28 |
≤1.30 |
≤0.030 |
≤0.030 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
|
X46或L320 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
|
X52或L360 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
|
X56或L390 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
|
X60或L415 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
|
X70 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
- - - - - - |
|
PSL 2 |
BR或L245R |
≤0.24 |
≤1.20 |
≤0.025 |
≤0.015 |
≤0.40 |
c |
c |
≤0.04 |
≤0.25 |
X42R或L290R |
≤0.24 |
≤1.20 |
≤0.025 |
≤0.015 |
≤0.40 |
≤0.06 |
≤0.05 |
≤0.04 |
≤0.25 |
|
BN或L245N |
≤0.24 |
≤1.20 |
≤0.025 |
≤0.015 |
≤0.40 |
c |
c |
≤0.04 |
≤0.25 |
|
X42N或L290N |
≤0.24 |
≤1.30 |
≤0.025 |
≤0.015 |
≤0.40 |
≤0.06 |
≤0.05 |
≤0.04 |
≤0.25 |
|
X46N或L320N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.40 |
≤0.07 |
≤0.05 |
≤0.04 |
≤0.25 |
|
X52N或L360N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.25 |
|
X56N或L390N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.25 |
|
X60N或L415N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
- - - - - - |
|
X65N或L450N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
- - - - - - |
|
X70N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
- - - - - - |
|
X80 |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
- - - - - - |
钢管类型 |
钢管外径(D) |
钢管壁厚(S) |
||
身体 |
钢管外径(mm) |
容许偏差(毫米) |
钢管外径(mm) |
容许偏差(毫米) |
≥60.3,S<20 |
±0.75% |
≤73.0 |
+ 15%,-12.5%的 |
|
≥60.3和S≥20 |
±1.00% |
> 73.0和S < 20 |
+ 15%,-12.5%的 |
|
> 73.0和S≥20 |
+ 17.5%,-10年 |
标准 |
年级 |
抗拉强度(MPa) |
收益率(MPa) |
产额比 |
延伸率(%) |
0°C的影响力量 |
热处理 |
规范API 5 l |
L245 / B |
≥415 |
245到440年 |
≤0.80 |
22个 |
≥40 |
正常的火 |
规范API 5 l |
L290 /× |
≥415 |
290到440年 |
≤0.80 |
二十人 |
≥40 |
正常的火 |
规范API 5 l |
L360 / X52 |
≥460 |
360到510年 |
≤0.85 |
20. |
≥40 |
正常的火 |
规范API 5 l |
L415 / X60 |
≥520 |
415到565年 |
≤0.85 |
18 |
≥40 |
正常的火 |
规范API 5 l |
L450 / X65 |
≥535 |
450到570年 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
规范API 5 l |
L485 / X70 |
≥570 |
485到605年 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
标准 |
年级 |
化学成分(%) |
CEV(%) |
|||||||
C |
如果 |
锰 |
P |
年代 |
V |
注 |
“透明国际” |
|||
规范API 5 l |
B |
≤0.16 |
≤0.40 |
≤1.10 |
≤0.020 |
≤0.010 |
- - - - - - |
- - - - - - |
- - - - - - |
≤0.42 |
× |
≤0.17 |
≤0.40 |
≤1.20 |
≤0.020 |
≤0.010 |
≤0.05 |
≤0.05 |
≤0.04 |
≤0.42 |
|
X52 |
≤0.20 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.45 |
|
X60 |
≤0.21 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.15 |
≤0.05 |
≤0.04 |
协议 |
|
X65 |
≤0.16 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
|
X70 |
≤0.16 |
≤0.45 |
≤1.70 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
公称尺寸 |
外 |
壁厚 |
平 |
|||
英寸 |
毫米 |
英寸 |
毫米 |
磅/英尺 |
公斤/米 |
|
0.405 |
0.405 |
10.29 |
0.095 |
2.4 |
0.31 |
0.47 |
0.54 |
0.54 |
13.72 |
0.088 |
2.2 |
0.43 |
0.62 |
0.54 |
13.72 |
0.119 |
3.0 |
0.54 |
0.79 |
|
0.675 |
0.675 |
17.15 |
0.091 |
2.3 |
0.57 |
0.84 |
0.675 |
17.15 |
0.126 |
3.2 |
0.74 |
1.10 |
|
0.84 |
0.84 |
21.34 |
0.109 |
2.8 |
0.85 |
1.28 |
0.84 |
21.34 |
0.147 |
3.7 |
1.09 |
1.61 |
|
1.05 |
1.05 |
26.67 |
0.113 |
2.9 |
1.13 |
1.70 |
1.05 |
26.67 |
0.154 |
3.9 |
1.48 |
2.19 |
|
1.315 |
1.315 |
33.4 |
0.133 |
3.4 |
1.68 |
2.52 |
1.315 |
33.4 |
0.179 |
4.6 |
2.17 |
3.21 |
|
1.660 |
1.660 |
42.2 |
0.145 |
3.7 |
2.72 |
3.43 |
1.660 |
42.2 |
0.191 |
4.9 |
3.00 |
4.51 |
|
1.900 |
1.660 |
42.2 |
0.382 |
9.7 |
5.22 |
7.77 |
1.900 |
48.3 |
0.145 |
3.7 |
2.72 |
4.07 |
|
1.900 |
48.3 |
0.200 |
5.1 |
3.63 |
5.43 |
|
1.900 |
48.3 |
0.400 |
10.2 |
6.41 |
9.58 |
|
2 3/8 |
2.375 |
60.3 |
0.109 |
2.8 |
2.64 |
3.97 |
2.375 |
60.3 |
0.125 |
3.2 |
3.00 |
4.51 |
|
2.375 |
60.3 |
0.141 |
3.6 |
6.36 |
5.03 |
|