1pc type ball valve with internal thread Material:WCB,CF8(304),CF8M(316) Operated Way:Handle 1pc type ball valve with internal thread Stainless Steel Ball Valves for ... :G,Rc,Rp,NPT,BSP,BSPT,DIN259/2999Test Standard:GB/T13927Material:WCB,CF8(304),CF8M(316)Operated Way:Handle 1pc type ball valve with ...