... -2002,flanged stainless steel valves,used for war ship and merchant ships,provide CCS certificate. stainless steel stop valvestype:A and B ... , 1.0, 2.5, 4.0, 6.4MPamaterial of stop valves:bronze,brass,gun metal,cast iron,forged steel.cast steel,stainless steel ... warm,quick and considerate service for u. flanged stainless steel stop valves