1.2344化學成分1.2344硬度是多少
1.2344物理催化上精分要了解1.2344今天新報價1.2344手游資訊1.2344企業產品簡介1.2344物理催化上精分等一等請見簡介:++++++++++++++++++物理催化上精分物理催化上精分++++++++++++++++++1.2344原材料號:1.2344EN品牌:X40CrMoV5-1進行標準的:ENISO4957用具鋼◎物理催化上精分:C,熱操作,0.35-0.42Si0.8-1.2Mn0.25-0.5Pmax0.03Smax0.02Cr4.8,,-5.5Mo1.2-1.5V0.85-1.15堅硬程度HB...
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