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●特性及适用范围:
该钢具有良好的综合力学性能,在航空工业中已广泛用于制造600℃以下工作的发动机叶片、盘、轴等重要零部件
●化学成份:
碳 c :0.10~0.16
硅 si:≤0.60
锰 mn:≤0.60
硫 s :≤0.030
磷 p :≤0.035
铬 cr:10.50~12.00
镍 ni:1.40~1.80
钒 v :0.18~0.30
钼 mo:0.35~0.50
钨 w :1.50~2.00
●力学性能:
抗拉强度 σb (mpa):1)≥885;2)≥1080
条件屈服强度 σ0.2 (mpa):1)≥735;2)≥885
伸长率 δ5 (%):1)≥15;2)≥12
断面收缩率 ψ (%):1)≥55;2)≥50
冲击功 akv (j):1)≥71;2)≥55
硬度 :1)269~321hb;2)311~388hb
●热处理规范及金相组织:
热处理规范:1)正火,1000~1020℃;淬火,1000~1020℃油冷或空冷;回火,600~710℃油冷或空冷;2)正火,1000~1020℃, 淬火,1000~1020℃油冷或空冷;回火,540~600℃油冷或空冷。
金相组织:组织特征为马氏体型。
●交货状态:一般以热处理规范状态交货,其热处理种类在合同中注明;未注明者,按不热处理状态交货.
1cr11ni2w2mov耐热钢上海高高特钢将以真实信息、真格品质、真实价格的为您提供1cr11ni2w2mov耐热钢。