4. Socket Welding: 3000LB/ 6000LB/9000LB(Sch80, Sch160, xxs ) 5.Type: Forged Threaded Pipe Fittings(NPT/BSPT/BSPP), Socket Welded 6 Specification: Elbow, Tee, Cap , Flange, Pipe etc. 7. Surface: Blasting oil, Black paint 8 Size :1/8"---4" 9...