PH15-7Mo 不銹鋼牌號(hào)SUS632 不銹鋼硬度及成分0Cr15Ni7Mo2Al
軸承鋼:GCr4 B00040 GCr15 B00150 GCr15SiMn B01150 GCr15SiMo B03150 GCr18Mo B02180 G20CrMo B10200 G20CrNiMo B12200 G20CrNi2Mo B12210 G20Cr2Ni4 B11200 G10CrNi3Mo B12100 G20Cr2Mn2Mo B10210 9Cr18 B21800 9Cr18Mo B21810 1Cr18Ni9Ti B32160