RCAB-Ⅱ新材料耐磨锻钢球
产品规格(SIZE):DIA40-150mm
化学成分(CHEMICAL ELEMENTS):
C:0.72-0.82
Si:0.17-0.37
Mn:0.7-0.8
P:≤0.035MAX
S:≤0.035MAX
Cr:0.28-0.6
硬度:(HRC)
规格(SIZE) 表面(SURFACE) 中心(CORE)
DIA40-60mm HRC60-64 HRC59-63
DIA70-80mm HRC60-64 HRC58-62
DIA90-100mm HRC60-64 HRC57-61
DIA110-140mm HRC55-60 HRC52-58