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★20CrNi2MoH执行标准:GB/T5216-2004 ★化学成份:注:具体化学成分以钢厂质保书为准。20CrNi2MoH碳C:0.17~0.2320CrNi2MoH硅Si:0.20~0.3520CrNi2MoH锰Mn:0.40~0.7020CrNi2MoH磷P:≤0.03020CrNi2MoH硫S:≤0.03020CrNi2MoH铬Cr:0.35~0.6520CrNi2MoH镍Ni:1.60~2.0020CrNi2MoH钼Mo:0.20~0.3020CrNi2MoH铜Cu:≤0.030 ★20CrNi2MoH用途:用于渗碳齿轮、渗碳轴承等零件上;也可以经低温回火后应用于诸如挖掘机斗齿 、农用机械磨损件等要求耐磨损、耐冲击的零件上。



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