6150| 17
|
兩根45鋼焊接后發(fā)黑出現(xiàn)金黃色 |
| ||
點評
不知道焊接數(shù)據(jù)沒法說。說不定焊條含有其他金屬。
| ||
| ||
| ||
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)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, 2024-11-19 01:48 , Processed in 0.057030 second(s), 21 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.