3940| 4
|
GCr15的零件长13一头直径5.1,一头M4,局部高频淬火到55-58 |
| ||
Archiver|手机版|小黑屋|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2025-7-5 22:50 , Processed in 0.067212 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.