1.2343化學成分1.2343用途
1.2343化工式成份分析1.2343近期價錢1.2343方式1.2343好產品簡單簡單介紹1.2343化工式成份等請見簡單介紹:++++++++++++++++++化工式成份化工式成份++++++++++++++++++1.2343食材號:1.2343EN品種:X37CrMoV5-1完成要求:ENISO,特種鋼,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光潔度HB:229上面...
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