淬火温度对渗碳17Cr2Ni2Mo钢组织与性能的影响  

Effects of quenching temperature on microstructure and properties of carburized 17Cr2Ni2Mo steel

作　　者：董汉伟[1] 王大宇[1] 宋利锋[1] 赵洪波[1] 

机构地区：[1]三一重型装备有限公司,辽宁沈阳110027

出　　处：《金属热处理》2015年第5期144-146,共3页Heat Treatment of Metals

摘　　要：用17Cr2Ni2Mo钢制作滚筒式采煤机的行走轮,通常采用渗碳淬火工艺。本文对该钢渗碳后的淬火温度进行了选择试验,对其心部组织、力学性能以及显微硬度分布情况进行对比分析,得出最佳淬火温度为840℃。17Cr2Ni2Mo steel haulage gear of shearer was carburized and quenched at different temperatures then tempered at 180 ℃,and the microstructure,mechanical properties and microhardness profile were tested and analyzed.The results show that when quenched at 840 ℃ and tempered,it can obtain preferable microstructure,mechanical properties and hardness distribution.

关 键 词：17Cr2Ni2Mo钢 淬火温度 显微组织 力学性能 

分 类 号：TG156.3[金属学及工艺—热处理] TG142.1[金属学及工艺—金属学]