用以制作小型弹簧
规格 盘圆:Φ5.5~16mm 轧材:Φ16~160mm 锻材:Φ160~450mm
屈服强度 σs (MPa):520~690
伸长率 δ10 (%):14~22.5
硬度 热轧,≤302HB;冷拉+热处理,≤321HB
密度 ρ=7.85克/立方厘米
for the production of small springs
Specification,Coiled:Φ5.5~16mm Rolled:Φ16~160mm Forging:Φ160~450mm
Yield Strength,σs (MPa):520~690
Elongation,δ10 (%):14~22.5
Hardness,Hot-rolled,≤302HB;Cold Drawn + heat treatment,≤321HB