邵红红,李宗科,孙杰,祁永东,朱姿虹,祁昌洋

• 1:江苏大学材料科学与工程学院
• 2:国家金属线材制品工程技术研究中心

摘要(Abstract)：

采用聚合物水溶液淬火介质代替铅浴用于φ0.8 mm KSC72A钢丝的淬火,借助光学显微镜、SEM、显微硬度计、万能电子拉力试验机等仪器研究了水浴淬火工艺参数对钢丝显微组织、显微硬度、抗拉强度及断面收缩率的影响。结果表明:在聚合物浓度为9%,温度为90℃的水溶液淬火介质中,收线速度为68 m/min,水浴槽长度为20 cm的钢丝组织与性能达到铅浴淬火工艺水平,因此,可以取代铅浴淬火用于0.8 mm KSC72A钢丝。

关键词(KeyWords)： KSC72A钢丝;水浴淬火;索氏体组织;力学性能;冷却曲线

Abstract:

Keywords:

基金项目(Foundation): 江苏省科技支撑项目(BE2013032)

作者(Author): 邵红红,李宗科,孙杰,祁永东,朱姿虹,祁昌洋

DOI: 10.13289/j.issn.1009-6264.2015.s2.020

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