... 2.5, 4.0, 6.4MPamaterial of stop valves:bronze,brass,gun metal,cast iron,forged steel.cast ... steel,stainless steel,nodular cast ironjiangyin marine valves co.,ltd provides marine valves with different types such as DIN, ... JIS,GB etc,valves are exported to Singapore,Australia,German,Korea,Japan ... provide warm,quick and considerate service for u. flanged stainless steel stop valves