规格 : | 板材/棒材/线材/卷材 | 材质 : | 11Smn37 |
产地/厂家 : | 宝钢 |
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11Smn37易切削钢介绍:
11Smn37化学成份:
碳 C :≤0.14
硅 Si:≤0.05
锰 Mn:0.90~1.30
硫 S :0.27~0.33
磷 Pmax :0.11
11Smn37力学性能:
抗拉强度 σb (MPa):(热轧)390~540; (冷拉)钢材厚度或直径 8~20时:530~755; >20~30时:510~735; >30时:490~685
伸长率 δ5 (%):(热轧)≥22;(冷轧)≥7.0
断面收缩率 ψ (%):(热轧)≥36
硬度 :(热轧)≤170HB;(冷拉)152~217HB
11Smn37热处理规范及金相组织:
11Smn37交货状态:以热轧或冷拉状态交货,交货状态应在合同中注明。