... 4" ---12" ISO9001:2000 and CE international certification 3pc SS ball valves with weld end Thread:NPT,BSPT,DIN,JIK Size ... ball valves with weld end Ball valves(Casting ball valves,Threaded ball valves, Industrial suppliers): 1)Size kinds 1/4"~2" (DN6~DN100) 2)Female ... )Fit in "Water, Oil, Gas,Nitric acid,Acetic acid". Name3pc ball valve with internal thread NPTNo.BV07MaterialWCB,CF8(304),CF8M(316)Size1 ...