- rectangular pipe rectangular tube
- 2017-01-18 00:55
- rectangular pipe rectangular tube :High-Frequency welded rectangular steel pipes/tubes: Standard:GB/T6728-2002 or ASTM A
- carbon steel pipe
- 2016-11-19 09:03
- carbon steel pipe1)Commodity Specification:Sqare Steel Pipe2)Process Method :cold drawn / cold pligered High frequency W