稀土变质及热处理对低铬半钢力学性能的影响  

Effect of RE Modification and Heat Treatment on Mechanical Properties of Low Chromium Semi-Steel

作　　者：秦秀娟[1] 邵光杰[1] 刘建华[1] 

机构地区：[1]燕山大学材料化工学院,秦皇岛066004

出　　处：《金属热处理》2001年第6期26-28,共3页Heat Treatment of Metals

摘　　要：从改变碳化物形貌的角度研究了稀土变质处理与热处理之间的协同作用。结果表明 ,综合运用稀土变质处理和热处理工艺是改善低铬半钢共晶碳化物的形貌 ,提高综合力学性能的有效途径。The interrelationships between rare earth(RE) modification and heat treatment of low chromium semi steel have been investigated with the view of improving eutectic carbides morphology.Experimental results show that combination of RE modification and heat treatment is a effective way to improve eutectic carbide morphology and increase the mechanical properties of low chromium semi steel.

关 键 词：稀土 低铬半钢 变质处理 力学性能 碳化物形态 热处理 

分 类 号：TG142[一般工业技术—材料科学与工程] TG161[金属学及工艺—金属材料]