3J_（22）制造的仪表轴尖磁性问题分析

Analysis of the Magnetism Problem of 3J_22 Made Shaft tips of Instruments

对３Ｊ２２合金的化学成分、冷加工、及热处理作了全面的分析，找出了影响仪表轴尖磁性增高的原因。

The chemical compositions,cold working and heat treatment of 3J22alloy are analyzed comprehensively,the causes of the increase of the megnetism of shaft tips of instruments are found.