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发表于 2007-4-11 09:06:13
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来自: 中国江苏徐州
4037是美国钢种,成分为:0.35~0.40%C,0.70~0.90%Mn,0.035P(max),0.040S(max),0.15~0.30%Si,0.20~0.30%Mo.
* c9 I9 X* |0 p6 b( Y- {
7 Y" d$ J+ c* y% L/ `5 _6 P3 g8 Y& G其实看成分,与中国的45#钢类似; _6 T5 d# c! q. i
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与日本的SCM435差别较大。 |
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