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µo¥¬®É¶¡¡J | 2018-11-06 09:32 |
¦³®Ä´Á¦Ü¡J | 2019-02-06 |
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C:0.33-0.42
Si:0.8-1.2
Mn:0.55-0.75
Cr:4.8-5.5
Mo:1.2-1.6
V:0.3-0.8
P:¡Õ0.03
S:0.1-0.15
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