86-20-83516011
Rm. 2504, No. 445, Dongfeng Middle Road, Yuexiu Dist., Guangzhou, Guangdong, China (Mainland)
ASTM A500 Black steel hollow section ms square tube shs carbon steel, cold formed welded, US $ 500 - 700 / Ton, API, ASTM, bs, DIN, GB, JIS, API 5DP, ANSI B36.10M-2004, BS 3059-2, SEW680, DIN 1630, DIN EN 10305, DIN 2444, GB 13296-2007, GB 9948-2006, GB 5130, JIS G3444-2006, JIS C8305-1999, JIS G342