3393| 6
|
45钢无缝管159*22,调质,抗拉强度能达到700N/mm2 吗? |
| ||
发表于 2015-10-28 22:53:45
|
显示全部楼层
| |
| ||
发表于 2022-8-16 11:58:18
|
显示全部楼层
| ||
发表于 2022-8-17 10:37:19
|
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 06:08 , Processed in 0.055005 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.