50Mn 和 42CrMo合金管对应的国际材质对照和化学成分 1. 50Mn的化学成分:C=0.48-0.56% Si=0.17-0.37% Mn=0.7-1.0%
P<=0.035% S<=0.035% Cr<=0.25% Ni<=0.3% Cu<=0.25%
其对应国际标准组织牌号:C50E4;对应日本牌号:SWRCH50K;
对应德国牌号:CK50; 对应美国牌号:1053
2. 42CrMo的化学成分:C=0.38-0.45% Si=0.17-0.37% Mn=0.5-0.8% Mo=0.15-0.25% Cr=0.9-1.2%
S<=0.035% Ni<=0.3% Cu<=0.3% P<=0.035%
其对应国际标准组织牌号:42CrMo4;对应日本牌号:SCM440;
对应德国牌号:42CrMo4; 对应美国牌号:4140 您可能感兴趣的钢管知识:
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