... FlangeSize 3/4"-30". Kinds Slip on flanges,welding neck flanges,blind flanges,plate flanges,socket welded flanges,threaded flanges,lap joint flanges etc.Pressure Rating Class150,300,600 ... ,316,316L,321,321H.Face Type FF,RF,LJ,TG,RTJ.Packing Wooden cases,under the client's request.Certificate ISO9001 ...