40CRNIMO模具钢价格/40CRNIMO模具钢/上钢五厂40CRNIMO40CRNIMO模具钢价格/40CRNIMO模具钢/上钢五厂40CRNIMO40CRNIMO模具钢价格/40CRNIMO模具钢/上钢五厂40CRNIMO40CrNiMo模具钢baikeViewInfo={id:3695241,editable:true,title:40CrNiMo,expIndex:0};40CrNiMo（常用调质钢）、高淬透性钢用作高强零件如航空发动机轴执行标准GB/T3077—199940CrNiMo力学性能：抗拉强度σb(MPa)≥980(100),伸长率δ5(%)≥12,断面收缩率ψ(%)≥55,冲击功Akv(J)≥78,冲击韧性值αkv(J/cm2)≥98(10)40CRNIMO模具钢价格/40CRNIMO模具钢/上钢五厂40CRNIMO40CRNIMO模具钢价格/40CRNIMO模具钢/上钢五厂40CRNIMO40CRNIMO模具钢价格/40CRNIMO模具钢/上钢五厂40CRNIMO)