成分对3J21合金碳化物溶解温度和凝固区间的影响  

Effect of composition on dissolution temperature and solidification interval of 3J21 alloy carbide

作　　者：文新理[1] WEN Xinli(Beijing Beiye Functional Materials Corporation,Beijing 100192)

机构地区：[1]北京北冶功能材料有限公司,北京100192

出　　处：《金属材料研究》2023年第2期30-34,共5页Research on Metallic Materials

摘　　要：碳化物的溶解行为是钴基弹性合金3J21组织性能控制的关键,凝固温度区间是衡量合金偏析倾向性的重要参数,对合金碳化物分布均匀性具有重要影响,本文利用JMatPro软件计算了主要化学元素C、Mo、Ni对3J21碳化物溶解温度和凝固温度区间的影响,为不同用途合金的成分优化、性能控制和热处理制度优化提供了参考。The dissolution behavior of carbides is the key to control the microstructure and properties of cobaltbased elastic alloy 3J21.The solidification temperature interval is an important parameter to measure the segregation tendency of the alloy and has an important effect on the distribution uniformity of carbides.In this paper,JMatPro software was used to calculate the effects of main chemical elements C,Mo and Ni on the dissolution temperature and solidification temperature of 3J21 carbide,which provided a reference for the composition optimization,property control and heat treatment system optimization of alloys with different uses.

关 键 词：3J21 化学元素 碳化物 溶解温度 凝固温度区间 

分 类 号：TG1[金属学及工艺—金属学]