1.2344化學成分1.2344硬度是多少
1.2344耐腐蝕成份明白1.2344近幾日價錢1.2344資迅1.2344品牌間介1.2344耐腐蝕成份等請見價紹:++++++++++++++++++耐腐蝕成份耐腐蝕成份++++++++++++++++++1.2344產品號:1.2344EN類型:X40CrMoV5-1強制執行標:ENISO4957APP鋼◎耐腐蝕成份:C,熱處里,0.35-0.42Si0.8-1.2Mn0.25-0.5Pmax0.03Smax0.02Cr4.8,,-5.5Mo1.2-1.5V0.85-1.15洛氏硬度HB...
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