... , Forged fitting,Steel pipe,ERW,SSAW,LSAW Brand:Gee pipeNumber of Employees:1660 People Supply Ability1,118,000 Ton/year Trade ... /316L, WP321, WP347, WPS 312545 DUPLEX & SUPERDUPLEX STAINLESS STEEL ASTM A 815 UNS S31803, UNS S32750, UNS S32760 STANDARDSANSI, ISO, JIS ...