标准 | 钢级 | 化学成分 | 拉伸性能 | |||||||||||
C | Mn | P | S | Si | 其它other | |||||||||
max | max | max | max | max | min | max | min | max | D≤168.3mm | D>168.3mm | ||||
GB/T3091-2008 | Q215A | ≤0.15 | 0.25<1.20 | 0.045 | 0.050 | 0.35 | - - - - Nb\v\Ti加入见 GB/T1591-94 | 215 | - | 335 | - | 15 | >31 | - |
Q215B | ≤0.15 | 0.25-0.55 | 0.045 | 0.045 | 0.35 | 215 | 335 | 15 | >31 | |||||
Q235A | ≤0.22 | 0.30-0.65 | 0.045 | 0.050 | 0.35 | 235 | 375 | 15 | >26 | |||||
Q235B | ≤0.20 | 0.30≤1.80 | 0.045 | 0.045 | 0.35 | 235 | 375 | 15 | >26 | |||||
Q295A | 0.16 | 0.80-1.50 | 0.045 | 0.045 | 0.55 | 295 | 390 | 13 | >23 | |||||
Q295B | 0.16 | 0.80-1.50 | 0.040 | 0.040 | 0.55 | 295 | 390 | 13 | >23 | |||||
Q345A | 0.20 | 1.00-1.60 | 0.045 | 0.045 | 0.55 | 345 | 510 | 13 | >21 | |||||
Q345B | 0.20 | 1.00-1.60 | 0.040 | 0.040 | 0.55 | 345 | 510 | 13 | >21 | |||||
GB/T9711.1-1997 | L175 | 0.21 | 0.60 | 0.030 | 0.030 | - | 可添加Nb\v\Ti三种元素中的一种或任一组合 | 175 | - | 315 | 825 | 27 | 可选择冲击功与剪切面积一个或两个韧性指标L555见标准 | |
L210 | 0.21 | 0.90 | 0.030 | 0.030 | 210 | 335 | 25 | |||||||
L245 | 0.26 | 1.15 | 0.030 | 0.030 | 245 | 415 | 21 | |||||||
L290 | 0.28 | 1.25 | 0.030 | 0.030 | 290 | 415 | 21 | |||||||
L320 | 0.30 | 1.25 | 0.030 | 0.030 | 320 | 435 | 20 | |||||||
L360 | 0.30 | 1.25 | 0.030 | 0.030 | 360 | 460 | 19 | |||||||
L390 | 0.26 | 1.35 | 0.030 | 0.030 | 390 | 490 | 18 | |||||||
L415 | 0.26 | 1.35 | 0.030 | 0.030 | 415 | 520 | 17 | |||||||
L450 | 0.26 | 1.40 | 0.030 | 0.030 | 450 | 535 | 17 | |||||||
L485 | 0.23 | 1.60 | 0.030 | 0.030 | 485 | 570 | 16 | |||||||
L555 | 0.18 | 1.80 | 0.030 | 0.030 | 555 | 625 | 15 | |||||||
AP1 5L(PSL1) | (Timax) | B级Nb+V≤0.03%,≥B级钢可添加Nb、V或其组合,且Nb+V+Ti≤0.15%Grade B Nb+V≤0.03% Steel≥Grade B,(Niovium Vanadium Titanium orcombinations maybe usde but Nb+V+Ti≤0.15%) | - | - | 不要求或可选择冲击功与剪切面积一个或两个韧性判剧 | |||||||||
A25 | 0.21 | 0.60 | 0.030 | 0.030 | - | 172 | 310 | |||||||
A | 0.22 | 0.90 | 0.030 | 0.030 | - | 207 | 331 | |||||||
B | 0.26 | 1.20 | 0.030 | 0.030 | 0.040 | 241 | 414 | |||||||
X42 | 0.26 | 1.30 | 0.030 | 0.030 | 0.040 | 290 | 414 | |||||||
X46 | 0.26 | 1.40 | 0.030 | 0.030 | 0.040 | 317 | 434 | |||||||
X52 | 0.26 | 1.40 | 0.030 | 0.030 | 0.040 | 359 | 455 | |||||||
X56 | 0.26 | 1.40 | 0.030 | 0.030 | 0.040 | 386 | 490 | |||||||
X60 | 0.26 | 1.40 | 0.030 | 0.030 | 0.040 | 414 | 517 | |||||||
X65 | 0.26 | 1.45 | 0.030 | 0.030 | 0.060 | 448 | 531 | |||||||
X70 | 0.26 | 1.65 | 0.030 | 0.030 | 0.060 | 483 | 565 |
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