... " THK: From SCH10s-SCH160s. GUOBANG STEEL have Pipe and Pipe Fittings process workshop,ISO9001:2008,PED97/23/EC,and AD2000,GOST ... , month output:550metric ton for pipe, 300metric ton for pipe fittings.Order info: Product name, Standard, Grade,Size(OD/ID, WT ... piece),trade term(FOB,CIF,EXW),Packing, special requirment(100%Hydraulic Test/UT/ET)etc.1) Name: Butt-welding Elbow-45deg ...