219mm * 6mm-12mm seamless steel pipe stock ---- Everbright - Industry Pipeline Equipment Manufacturing Co., Ltd. exclusively for --- Our company specializes in the production of thermal expansion of steel pipe, spiral steel pipe, high-frequency welded pipe, the annual distribution of Baotou Steel, Tianjin Steel and other steel the thick-walled seamless steel pipe plant, I plant sided submerged arc welding process, in North China's leading technical staff of 35 people, thermal expansion pipe equipment unit is a unit imported from Germany, the error is small, precise scale. Welcome to come to visit and negotiate. Tel: 13833778911 Fax :0317 - 6083098