4" 6" 10" Welding Galvanized Steel Square Tubing ASTM A53 BS1387 Sep. 23, 2014 14:09:10
Detail: 4" 6" 10" Welding Galvanized Steel Square Tubing ASTM A53 BS1387
Quick details:
1. Standard: BS, JIS, GB, ASME, ANSI, DIN
2. Grade: API J55, API K55, API L80, API P110
3. Out....
See more »Located at Daqiuzhuang Industrial Park of Tianjin, Tianjin bridge steel co., ltd lies to the west of Tianjin Xingang, Binhai International Airport, to the east of Beijing-Shanghai Expressway, thus....