1.2343化學成分1.2343用途
1.2343物理無機有機無機化學精分詳細了解1.2343現在新報價1.2343新聞1.2343食品介簡1.2343物理無機有機無機化學精分之類請見解釋:++++++++++++++++++物理無機有機無機化學精分物理無機有機無機化學精分++++++++++++++++++1.2343用料號:1.2343EN型號:X37CrMoV5-1下達標準規范:ENISO,異常鋼,4957的工具鋼C0.33-0.41Si0.8-1.2Mn0.25-0.5,,Pmax0.03S,,max0.02Cr4.8-5.5Mo1.1-1.5V0.3-0.5硬度標準HB:229上面...
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