基于组织和结构调控9CrV钢大尺寸活塞性能的优化

王磊, 张博, 张宝燕, 刘杨, 宋秀, 李永胜

Properties Optimization of 9CrV Steel for Large Piston Based on Microstructure and Structure Control

WANG Lei, ZHANG Bo, ZHANG Baoyan, LIU Yang, SONG Xiu, LI Yongsheng

表1 9CrV钢的化学成分

Table 1 Chemical compositions of 9CrV steel (atomic fraction, %)

C Si Mn Cr V S P Fe 0.865 0.326 0.307 1.863 0.101 0.003 0.012 Bal.