3402| 9
|
-15度環(huán)境下Q235焊接不需要預(yù)熱,厚度20t以下的板焊接后不需要去應(yīng)力? |
| ||
| |
| |
| |
| |
評(píng)分
| ||||||||
| ||
| ||
| ||
| ||
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, 2024-11-19 06:21 , Processed in 0.054231 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.