sainless steel ball valve,material:WCB,SS,DI,GI.Standard: BSPT, NPT, ... ss screwed end ball valves, 2pcs threaded end ss ball valve FULL PORT. 1000 WOG 2000psi,3000psiThread End : BSPT, NPT ... 450deg. F15% reinforced glass fibrous Teflon seatsBlow-out proof stem S/S 316, adjustable stem packing.100% tested air-under water at ... handle, 25% glassfibre R-PTFE seats. stainless steel ball valve 1000psi-3000PSI