34CrNi3Mo钢压缩机叶轮的真空热处理工艺  

Vacuum heat treatment of 34CrNi3Mo steel for compressor impeller

作　　者：倪海毅 岳苗 宋金柱 李锁才 

机构地区：[1]西安陕鼓动力股份有限公司,陕西西安710075

出　　处：《金属热处理》2013年第1期74-76,共3页Heat Treatment of Metals

摘　　要：对34CrNi3Mo钢压缩机叶轮进行了一系列不同的真空调质热处理工艺试验。结果表明,34CrNi3Mo钢试样经880℃氩气淬+580～600℃回火后,其规定塑性延伸强度为794～850 MPa、抗拉强度为926～967 MPa、伸长率为14.6%～16.5%、断面收缩率为35.7%～45.5%、冲击吸收能量为39.4～44.1 J,满足了该叶轮力学性能的技术要求。A series of vacuum heat treatment experiments of 34CrNi3Mo steel for compressor impeller were researched.The results show that after quenching at 880 ℃ and tempering at 580-600 ℃,the proof strength of the 34CrNi3Mo steel is 794-850 MPa,the tensile strength is 926-967 MPa,the elongation is 14.6%-16.5%,the reduction of area is 35.7%-45.5%,the impact absorpted energy is 39.4-44.1 J,which are consisted with the requirements of the mechanical properties for the impeller.

关 键 词：34CRNI3MO钢 压缩机叶轮 真空热处理 

分 类 号：TG156.95[金属学及工艺—热处理]