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园形ERW化学成份：
| 标准 | 钢级 | C ≤ | Mn ≤ | Si ≤ | P ≤ | S ≤ | V ≤ | Nb ≤ | Ti ≤ | Ni ≤ | Cu ≤ | Cr ≤ | Mo ≤ | CEV ≤ |
| API SPEC 5L PSL1 | B | 0.26 | 1.2 | / | 0.030 | 0.030 | / | / | 0.004 | / | / | / | / | / |
| ×42 | 0.26 | 1.3 | / | 0.030 | 0.030 | / | / | 0.004 | / | / | / | / | / | |
| ×46 ×52 ×56 ×60 | 0.26 | 1.4 | / | 0.030 | 0.030 | / | / | 0.004 | / | / | / | / | / | |
| ×65 | 0.26 | 1.45 | / | 0.030 | 0.030 | / | / | 0.06 | / | / | / | / | / | |
| ×70 | 0.26 | 1.65 | / | 0.030 | 0.030 | / | / | 0.06 | / | / | / | / | / | |
| API SPEC 5L PSL2 | B | 0.22 | 1.20 | / | 0.025 | 0.015 | / | / | 0.04 | / | / | / | / | 0.43 |
| ×42 | 0.22 | 1.30 | / | 0.025 | 0.015 | / | / | 0.04 | / | / | / | / | 0.43 | |
| ×46 ×52 ×56 ×60 | 0.22 | 1.40 | / | 0.025 | 0.015 | / | / | 0.04 | / | / | / | / | 0.43 | |
| ×65 | 0.22 | 1.45 | / | 0.025 | 0.015 | / | / | 0.06 | / | / | / | / | 0.43 | |
| ×70 | 0.22 | 1.65 | / | 0.025 | 0.015 | / | / | 0.06 | / | / | / | / | 0.43 | |
| ×80 | 0.22 | 1.85 | / | 0.025 | 0.015 | / | / | 0.06 | / | / | / | / | 0.43 | |
| GB/T9711.1 | L245 | 0.26 | 1.15 | / | 0.030 | 0.030 | / | / | / | / | / | / | / | / |
| L290 | 0.28 | 1.25 | / | 0.030 | 0.030 | / | / | / | / | / | / | / | / | |
| L320、L360 | 0.30 | 1.25 | / | 0.030 | 0.030 | / | / | / | / | / | / | / | / | |
| L390、L415 | 0.26 | 1.35 | / | 0.030 | 0.030 | / | / | / | / | / | / | / | / | |
| L450 | 0.26 | 1.40 | / | 0.030 | 0.030 | / | / | / | / | / | / | / | / | |
| L485 | 0.23 | 1.60 | / | 0.030 | 0.030 | / | / | / | / | / | / | / | / | |
| L555 | 0.18 | 1.80 | / | 0.030 | 0.030 | / | / | / | / | / | / | / | / | |
| GB/T9711.2 | L245NB | 0.16 | 1.1 | 0.025 | 0.020 | / | / | / | / | / | / | / | 0.42 | |
| L295NB | 0.17 | 1.2 | 0.025 | 0.020 | 0.05 | 0.05 | 0.04 | / | / | / | / | 0.42 | ||
| L360NB | 0.20 | 1.6 | 0.025 | 0.020 | 0.10 | 0.05 | 0.04 | / | / | / | / | 0.45 | ||
| L415NB | 0.21 | 1.6 | 0.025 | 0.020 | 0.15 | 0.05 | 0.04 | 协议 | ||||||
| L245MB L290MB | 0.16 | 1.5 | / | 0.025 | 0.020 | 0.04 | 0.04 | / | / | / | / | / | 0.40 | |
| L360MB | 0.16 | 1.6 | / | 0.025 | 0.020 | 0.05 | 0.05 | 0.04 | / | / | / | / | 0.41 | |
| L415MB | 0.16 | 1.6 | / | 0.025 | 0.020 | 0.08 | 0.05 | 0.06 | / | / | / | / | 0.42 | |
| L450MB | 0.16 | 1.6 | / | 0.025 | 0.020 | 0.10 | 0.05 | 0.06 | / | / | / | / | 0.43 | |
| L485MB | 0.16 | 1.7 | / | 0.025 | 0.020 | 0.10 | 0.06 | 0.06 | / | / | / | / | 0.43 | |
| L555MB | 0.16 | 1.8 | / | 0.025 | 0.020 | 0.10 | 0.06 | 0.06 | / | / | / | / | 协议 | |
| ASTM A53M | A级 | 0.25 | 0.95 | / | 0.05 | 0.045 | 0.08 | / | / | 0.4 | 0.4 | 0.4 | 0.15 | / |
| B级 | 0.30 | 1.20 | / | 0.05 | 0.045 | 0.08 | / | / | 0.4 | 0 | 0.4 | 0.15 | / | |
| GB/T699 | 10 | 0.07 -0.13 | 0.35 -0.65 | 0.17 0.37 | 0.035 | 0.035 | / | 0.30 | 0.25 | 0.15 | / | / | ||
| 20 | 0.17 -0.23 | 0.35 0.65 | 0.17 0.37 | 0.035 | 0.035 | / | 0.30 | 0.25 | 0.25 | / | / | |||
| GB/T700 | Q235 A | 0.14 0.22 | 0.30 0.65 | 0.30 | 0.045 | 0.05 | / | / | / | / | / | / | / | / |
| Q235 B | 0.12 0.2 | 0.30 0.7 | 0.30 | 0.045 | 0.045 | / | / | / | / | / | / | / | / | |
| Q235 C | 0.18 | 0.35 0.8 | 0.30 | 0.04 | 0.04 | / | / | / | / | / | / | / | / | |
| Q235 D | 0.17 | 0.35 0.8 | 0.30 | 0.035 | 0.035 | / | / | / | / | / | / | / | / | |
| GB/T1591 | Q345 A | 0.20 | 1.0 -1.6 | 0.55 | 0.045 | 0.045 | 0.02 0.15 | / | / | / | / | / | / | / |
| Q345 B | 0.20 | 1.0 -1.6 | 0.55 | 0.040 | 0.040 | 0.02 0.15 | / | / | / | / | / | / | / | |
| Q345 C | 0.20 | 1.0 -1.6 | 0.55 | 0.035 | 0.035 | 0.15 | / | / | / | / | / | / | / | |
| Q345 D | 0.18 | 1.0 -1.6 | 0.55 | 0.030 | 0.030 | 0.15 | / | / | / | / | /, | / | / | |
| Q345 E | 0.18 | 1.0 -1.6 | 0.55 | 0.025 | 0.025 | 0.15 | / | / | / | / | / | / | / |
| 标准 | 钢级 | 屈服强度Mpa | 抗拉强度Mpa | 延伸率 % min | 冲击功 管体 | 冲击功 焊缝 | 平均最小 剪切面积 | 落锤撕 裂试验 | ||
| min | max | min | max | |||||||
| API SPEC 5L PSL1 | B | 241 | / | 414 | / | 按公式 | / | / | / | / |
| ×42 | 290 | / | 414 | / | ||||||
| ×46 | 317 | / | 434 | / | ||||||
| ×52 | 359 | / | 455 | / | ||||||
| ×56 | 386 | / | 490 | / | ||||||
| ×60 | 414 | / | 517 | / | ||||||
| ×65 | 448 | / | 531 | / | ||||||
| ×70 | 483 | / | 565 | / | ||||||
| API SPEC 5L PSL2 | B | 241 | 448 | 414 | 758 | 按公式 | 41(27) | / | / | / |
| ×42 | 290 | 496 | 414 | 758 | 41(27) | |||||
| ×46 | 317 | 524 | 434 | 758 | 41(27) | |||||
| ×52 | 359 | 531 | 455 | 758 | 41(27) | |||||
| ×56 | 386 | 544 | 490 | 758 | 41(27) | |||||
| ×60 | , 414 | 565 | 517 | 758 | 41(27) | |||||
| ×65 | 448 | 600 | 531 | 758 | 41(27) | |||||
| ×70 | 483 | 621 | 565 | 758 | 41(27) | |||||
| ×80 | 552 | 690 | 621 | 827 | 101(68) | 70%(40%) | 60%(40%) | |||
| GB/T9711.1 | L245 | 245 | / | 415 | / | 21 | / | / | / | / |
| L290 | 290 | / | 415 | / | 21 | |||||
| L320 | 320 | / | 435 | / | 20 | |||||
| L360 | 360 | / | 460 | / | 19 | |||||
| L390 | 390 | / | 490 | / | 18 | |||||
| L415 | 415 | / | 520 | / | 17 | / | / | / | / | |
| L450 | 450 | / | 535 | / | 17 | |||||
| L485 | 485 | / | 570 | / | 16 | |||||
| L555 | 555 | / | 625 | 825 | 15 | 68(27) | 70%(40%) | 60%(40%) | ||
| GB/T9711.2 | L245NB | 245 | 440 | 415 | (0.80) | 22 | 60(40) | (40) | / | / |
| L245MB | 245 | 440 | 415 | (0.85) | 22 | |||||
| L295NB | 290 | 440 | 415 | (0.80) | 21 | |||||
| L295MB | 290 | 440 | 415 | (0.85) | 21 | |||||
| L360NB | 360 | 510 | 460 | (0.85) | 20 | |||||
| L360MB | 360 | 510 | 460 | (0.85) | 20 | |||||
| L415NB | 415 | 565 | 520 | (0.85) | 18 | AV8 85% | ||||
| L415MB | 415 | 565 | 520 | (0.85) | 18 | |||||
| L450MB | 450 | 570 | 535 | (0.87) | 18 | |||||
| L485MB | 485 | 605 | 570 | (0.90) | 18 | 69(46) | ||||
| L555MB | 555 | 675 | 625 | (0.90) | 18 | 92(61) | ||||
| API 5CT | J55 | 379 | 552 | 517 | / | / | T-10-20(SR16) | / | / | |
| K55 | 379 | 552 | 655 | / | L-10-27(SR16) | |||||
| M65 | 448 | 586 | 586 | / | T-10-20 L-10-41 | |||||
| L80-1 | 552 | 655 | 655 | / | 见标准 | 见标准 | ||||
| N80 | 552 | 758 | 689 | / | 见标准 | 见标准 | ||||
| P110 | 758 | 965 | 862 | / | 见标准 | 见标准 | ||||
| ASTM A53M | A级 | 205 | / | 330 | / | 查表 | / | / | / | / |
| B级 | 240 | / | 415 | / | 查表 | |||||
| GB/T700 | Q215 | 215 | / | 335 | / | 20 | / | / | / | / |
| Q235 | 235 | / | 375 | / | 20 | |||||
| GB/T1591 | Q295 | 295 | / | 390 | / | 18 | / | / | / | / |
| Q345 | 345 | / | 510 | / | 18 | |||||
| GB/T699 | 10 | 205 | / | 335 | / | 31 | / | / | / | / |
