GBT 586 Marine Cast Steel Flanged Check Valves 1. Application GB/T586 Marine Cast Steel Check Valve can be generally used in fresh water, lubricanting oil, fuel oil and Steam with a temperature of less than 300 degrees.
GBT 589 Marine Bronze Flange Check Valves 1. Application GB/T589 Marine Bronze Check Valve generally used in shipbuilding and repair ship.
GBT 592 Marine Cast Iron Flanged Check Valves 1. Application GB/T584 Marine Cast Steel Stop Valve can be used in fresh water,lubricanting oil, fuel oil etc.