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材料研究学报  2007, Vol. 21 Issue (5): 517-522    
  论文 本期目录 | 过刊浏览 |
铁素体和贝氏体复相组织低碳钢的力学特性
李龙;丁桦;温景林;宋红梅;张丕军
引用本文:

李龙; 丁桦; 温景林; 宋红梅; 张丕军 . 铁素体和贝氏体复相组织低碳钢的力学特性[J]. 材料研究学报, 2007, 21(5): 517-522.

全文: PDF(844 KB)  
摘要: 研究了一种低碳钢的控轧控冷工艺, 得到了铁素体和贝氏体复相组织.这种复相组织可分为仿晶界型铁素体/贝氏体组织(I型)和等轴铁素体和均匀分布的贝氏体(II型).这种低碳钢中贝氏体铁素体呈板条状, 在I型组织中还有较多的渗碳体.具有I型组织的低碳钢的屈服强度超过了400 MPa, 加工硬化指数大于0.35. 用经验公式$\sigma$=$K\varepsilon^{n}$可描述铁素体/贝氏体复相钢的流变曲线.
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收稿日期: 1900-01-01     
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