c-1018⼀1215是什么材料

2025-03-16 12:26:55
推荐回答(2个)
回答1:

都是钢材。c1018相当于国内20#钢。C1215是环保易削钢

回答2:

宁波和气正富特钢有限公司有宝钢 贵钢 等钢厂热轧圆钢光圆六角棒方钢
1215易切削钢
执行标准:美标ASTM A29/A29M-04
1215易切削钢为环保料,与12L14相比不含铅及不含有对环境有害物质,切削性良好.适合一般电镀轴心、切削用料及一般零件.1215由于精度准确,表面状况良好,易削切钢产品可直接使用,如喷涂,打砂,打弯,钻孔,也可按实际要求精拉之后直接电镀,免去了大量机加工时间及节省配置加工机械的费用。
化学成分:
C :≤0.09
Mn :0.75-1.05
SI:≤0.10
P :0.04-0.09
S :026-0.35
力学性能:

抗拉强度σb (MPa):≥42
屈服强度σs (MPa):-
伸长率δ5 (%):≥22
断面收缩率ψ (%):≥34
硬度:≤160HB
交货状态:

圆钢黑棒也叫热轧钢。
冷拉光棒:硬度可达160~190HB,省去热处理费用,可直接加工。
磨光棒:表面精糙度正负0.05
用途:

主要用于制作受力较小而对尺寸和光洁度要求严格的仪器仪表、手表零件、汽车、机床和其他各种机器上使用的,对尺寸精度和光洁度要求严格,而对机械性能要求相对较低的标准件,如齿轮、轴、螺栓、阀门、衬套、销钉、管接头、弹簧座垫及机床丝杠、塑料成型模具、外科和牙科手续用具等。

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