86-022-58338800-8802
Coastal Economic Development Zone, Fengnan, Tangshan, Hebei, China (Mainland)
astm a500 gr c rectangular steel pipe 80x40 hollow section gp tube weight, US $ 525 - 630 / Metric Ton, ASTM, bs, DIN, GB, JIS, ASTM A106-2006, ASTM A53-2007, ASTM A53M-2007, BS 1387, BS 1139, BS EN 39, BS EN10219, DIN 2444, GB/T 3091-2001, GB/T 13793-1992, JIS G3444-2006, JIS G3466, A53-A369,