ASTM No.Fe maxO maxN maxC maxH maxPdAlVMoNiElongation0.2% Yield Strength MinTensile Strength Min

wt%wt%wt%wt%wt%wt%wt%wt%wt%wt%%MPaMPa
Grade 10.20.180.030.10.015




24170240
Grade 20.30.250.030.10.015




20280345
Grade 30.250.30.050.10.015




18380450
Grade 40.50.40.050.10.015




15480550
Grade 50.40.20.050.10.015
5.5-


10830900
6.7
Grade 6


0.1





16780820
Grade 70.30.250.030.10.0150,12-



20280340
0,25
Grade 90.250.150.020.050.015
2,5-


15550650
3,05
Grade 110.20.180.030.10.0150.12-



24170240
0.25
Grade 120.30.250.030.10.015


0.30.825414499
Grade 13








0.5


Grade 14








0.5


Grade 15








0.5


Grade 16




0.04-



27345485
0.08
Grade 17
0.18


0.04-



35206345
0.08
Grade 18




0.04-32.54



0.08
Grade 19





384



Grade 20




0.04-384



0.08
Grade 21





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