JG590钢模拟热影响区粗晶区的组织和性能

基金项目:

山东省中青年科学家奖励基金资助项目(03BS105)

详细信息

Study on the Simulated CGHAZ Microstructure and Property of JG590 Steel

摘要: 以焊接热循环的计算结果为基础,采用Gleeble-1500型热模拟试验机研究了JG590钢焊接热循环对焊接热影响区粗晶区(CGHAZ)组织、冲击韧度和硬度的影响规律,获得了模拟焊接热影响区连续冷却组织转变图(SH-CCT图):通过传热计算数据和焊接热模拟测试结果,实现了对JG590钢CGHAZ区组织性能的预测和控制.
- JG590钢 /
- 热影响区粗晶区 /
- 焊接热模拟 /
- 组织性能
Abstract: Based on the calculated results of the welding heat cycle,influencing rules of the welding heat cycle on the CGHAZ microstructure,impact toughness and hardness are studied by Gleeble-1500,and SH-CCT chart for JG590 steel is obtained.The paper successively realizes the prediction and the control of CGHAZ microstructure and property through the results of heat transmission calculation and thermal simulation.
- JG590 steel /
- CGHAZ /
- thermal simulation /
- microstructure and property

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