GCr4 GCr15 GCr15SiMn GCr15SiMo GCr18Mo G20CrMo G20CrNi2Mo G20CrNiMo G20Cr2Ni4 G10CrNi3Mo G20Cr2Mn2Mo 9Cr18Mo 9Cr18 1Cr18Ni9Ti
8船体结构用钢
U51222 U51212 U51218 U51188 A32 L34402 D32 L34404 E32 L34405 F32 L34407 A36 L34902 D36 L34904 E36 F36 A40 E10 F40 Q235q Q345q Q375q Q420q
20R 16MnR 15MnVR 15MnVNR 18MnMoNbR 13MnNiMoNbR 15CrMoR 20R 16MnR 15MnVR 15MnVNR 18MnMoNbR 13MnNiMoNbR 15CrMoR
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