●SNCM616简介: 牌号:SNCM616 执行标准:GB/T1222-2007 产品名称:SNCM616 ●SNCM616化学成份: SNCM616碳 C :0.57~0.65 SNCM616硅 Si:1.60~2.00 SNCM616铬 Cr:≤0.25 SNCM616镍 Ni:≤0.25 SNCM616铜 Cu:≤0.25 SNCM616锰 Mn:0.70~1.00 SNCM616硫 S :≤0.035 SNCM616磷 P :≤0.035 ●SNCM616力学性能: SNCM616抗拉 σb (MPa):≥1270 SNCM616屈服 σs (MPa):≥1170 SNCM616伸长率 δ5 (%):≥5 SNCM616断面收缩率 ψ (%):≥20 ●SNCM616用途:属于SNCM616,适宜制作汽车钢板弹簧。