1.2-pc stainless steel ball valves. 2.Thread End: BSPT, NPT, DIN259, DIN2999. 3.CNC lathe process. 4.API 6D certificated. 2-pc stainless steel ball valvesAs the professional stainless steel pipe fittings manufacturer, we can produce Stainless steel valves, pipe fitting, quick coupling, sanitary union, machinery parts,90 degree elbow,45 degree elbow,street elbow, red elbow ,tee, red tee, hex ...