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| API5L美国石油钢管标准 |
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发布者:admin 发布时间:2009/7/13 阅读:3442次 【字体:大 中 小】 |
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管线管 API SPEC 5L
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| 尺寸公差 |
| 标准 |
外径公差 |
壁厚公差 |
| A25.A.B |
X42-X70 |
| D<60.3 |
+0.41/-0.40mm |
D<73 |
+20/-12.5% |
D≥73 |
+15/-12.5% |
| API SPEC 5L |
D≥60.3 |
+0.75/-0.40mm |
D≥73 |
+15/-12.5% |
D>73 |
+15/-12.5% | |
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机械性能
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| 标准 |
纲级 |
屈服强度(MPa) |
抗拉强度(MPa) |
延伸率 |
| API SPEC 5L |
PSL1 |
|
| A25 |
172 |
310 |
| A |
207 |
331 |
| B |
241 |
414 |
| X42 |
290 |
414 |
| X46 |
317 |
434 |
| X52 |
359 |
455 |
| X56 |
386 |
490 |
| X60 |
414 |
517 |
| X65 |
448 |
531 |
| X70 |
483 |
565 |
| PSL2 |
|
Min |
Max |
Min |
Max |
| B |
241 |
448 |
414 |
758 |
| X42 |
290 |
496 |
414 |
758 |
| X46 |
317 |
524 |
434 |
758 |
| X52 |
359 |
531 |
455 |
758 |
| X56 |
386 |
544 |
490 |
758 |
| X60 |
414 |
565 |
517 |
758 |
| X65 |
448 |
600 |
531 |
758 |
| X70 |
483 |
621 |
565 |
758 |
| X80 |
552 |
690 |
621 |
827 | |
| 化学成份 |
| 标准 |
钢级 |
C |
Mn |
P |
|
S |
| Max |
Max |
Min |
Max |
Max |
| API SPEC 5L |
PSL1 |
| A25II |
0.21 |
0.60 |
|
0.030 |
0.030 |
| A25III |
0.21 |
0.60 |
0.45 |
0.80 |
0.030 |
| A |
0.22 |
0.90 |
|
0.030 |
0.030 |
| B |
0.28 |
1.20 |
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0.030 |
0.030 |
| X42 |
0.28 |
1.30 |
|
0.030 |
0.030 |
| X46.X52.X56 |
0.28 |
1.40 |
|
0.030 |
0.030 |
| X60.X65.X70 |
0.28 |
1.40 |
|
0.030 |
0.030 |
| PSL2 |
| B |
0.24 |
1.20 |
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0.025 |
0.015 |
| X42 |
0.24 |
1.30 |
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0.025 |
0.015 |
| X46.X52.X56 |
0.24 |
1.40 |
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0.025 |
0.015 |
| X60.X65.X70.X80 |
0.24 |
1.40 |
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0.025 |
0.015 | | | |
| 管线管(API SPEC 5L)网--管线管(API SPEC 5L)详情--管线管(API SPEC 5L) |
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