热处理方式对40CrNiMoA冲击性能的影响  

The Effect of Heat Treatment on Impact Toughness of 40CrNiMoA

作　　者：王淑婧[1] 刘锦滔[1] 肖杰[1] 王庆[1] 黄炎睿 严烽 Wang Shujing;Liu Jingtao;Xiao Jie;Wang Qing;Huang Yanrui;Yan Fen

机构地区：[1]东方电气集团东方汽轮机有限公司,四川618000

出　　处：《大型铸锻件》2020年第3期31-32,共2页Heavy Casting and Forging

摘　　要：研究40CrNiMoA淬火、回火冷却速率对冲击韧性的影响。试验结果表明,随着淬火和回火冷却速率的提高,冲击韧性显著提高。The influence of quenching and tempering rate of 40CrNiMoA on impact toughness has been studied.The experimental results show that the impact toughness increases significantly with the increase of quenching and tempering cooling rate.

关 键 词：40CrNiMoA 淬火冷却速率 回火冷却速率 冲击韧性 

分 类 号：TG156[金属学及工艺—热处理]