5216| 17
|
材質(zhì)40Cr的鋼板的上下面要求加工到Ra0.8,,需要多少工時(shí),? |
| ||
| ||
點(diǎn)評(píng)
即便是精銑也最好可以加工到Ra1.6,。粗磨可達(dá)到R0.8,。
| ||
| ||
點(diǎn)評(píng)
龍門磨磨不了700寬的,?
| ||
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,,京ICP證050210號(hào),,浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2025-2-14 07:52 , Processed in 0.051357 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.