3199| 16
|
鍛造模具容易開裂 |
點評
最差要用CR12,一般用于 熱作模具鋼DC53,怎么可能用45鋼,
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
Archiver|手機版|小黑屋|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2025-9-5 14:47 , Processed in 0.070608 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.