4429| 6
|
Q345D渗氮或者氮化能做到50--52度吗?硬化深度要0.2--0.5 |
| ||
发表于 2010-8-23 17:42:09
|
显示全部楼层
| ||
| ||
发表于 2010-11-4 11:24:44
|
显示全部楼层
| ||
发表于 2012-4-5 18:49:56
|
显示全部楼层
| ||
小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-11-24 23:05 , Processed in 0.051861 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.