3pc SS 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 thread, /weld end , Material including (WCB, CF8(304), CF8M(316)), parts material as per customers' requests;
3)Thread:NPT,BSPT,DIN2999,etc..,

4)Fit in "Water, Oil, Gas,Nitric acid,Acetic acid".