galvanized steel pipe, including ERW and Seamless, round and rectangular or square, aew according to standards ASTM A53, ASTM A106, ASTM A795, ASTM A135, ASTM A500, API 5L, API5CT, UL6, UL797, EN10219, EN10255, EN10240, EN39(BS1139), DIN2440/DIN2444, JIS G3444, BS1387, DIN2394, DIN2395,  or similar standards. According to buyer's request is available. SIZE: 16mm-406mm, Wall thickness:1mm---20mm.

PURPOSE: fence tube, structural tube, scaffolding tube, water transferring tube, oil pipe, casing pipe, sprinkler fire fighting system tube (with groove available), furniture tube and so on

CERTIFICATE: ISO9001, UL, FM, CE,API, JIS