Standard Compliance 1) Face to face according to ANSI B16.10 2) Flanges according to ANSI B16.5 Valve Type:Forged Steel Choke Valve, Forged Steel ball Valve, Forged Steel Gate Valve, Y Type Steel Forged Valve.Size:1/4”,3/8” ,1/2” ,3/4”,1” ,1-1/4” ,1-1/2” ,2”Class:150Lb,300Lb,600Lb,900Lb,1500 LbMaterials:Inconel718,Inconel625,Hastelloy C-276,Monel400,Monel K-500,17-4PH(Type630),Incoloy825, ...