40Cr10Si2Mo不銹鋼圓鋼

40cr10si2mo材質現貨規(guī)格40cr10si2mo詢價40cr10si2mo舊牌號4cr10si2mo/s48140，40cr10si2mo日標suh3，40cr10si2mo德標1.4731/x40crsimo10-2
40cr10si2mo內燃機氣閥鋼化學成分：
碳c：0.35~0.45
硅si：1.90~2.60
鉻cr：9.00~10.50
錳mn：≤0.70
磷p：≤0.035
硫s：≤0.03
鉬mo：3.00~5.00
鎳ni：≤0.60