|
|
[交流] 如果选用低碳零件,先正火后氮化好,还是先调质后氮化 |
|手机版|Archiver|热加工行业论坛
( 苏ICP备18061189号-1|豫公网安备 41142602000010号 )
版权所有:南京热之梦信息技术有限公司
GMT+8, 2025-12-18 03:26 , Processed in 0.151550 second(s), 19 queries .
Powered by Discuz! X3.4
Copyright © 2001-2020, Tencent Cloud.