86-22-26399666
1708, Bldg. A, Haiyi Int'l, Nankai Area, Tianjin, China (Mainland)
Supar quality seamless ASTM A53 B carton steel tube, US $ 400 - 600 / Ton, ASTM, DIN, GB, ASTM A179-1990, ASTM A210-1996, DIN 17175, GB 5310-1995, GB 6479-2000, GB 9948-2006, 10#-45#, A53-A369, 10#, 20#, 45#, A178-C, A179-C, A192, A199, A200, A210, A213, 1 - 220 mm.Source from Tianjin Tiangang Star