Play a roll of welded pipe made in the debated a range and then received a second volume, so head 彎 much finish pipes, Ying, please learn how to problem problem causes
Welded process do play a roll and then received a second volume, so that the joints of the tube was bent a lot, ask suppliers to understand how the problems caused
In the process of welded pipe do play a roll and then received second volumes, do joint pipe is bent a lot, please learn how to problem caused by supplier