Pneumatic cut-off Valve
Use and characteristic
Pneumatic cut-off valves installed on the bottom of the tank car tanks,to refuel in the bottoms,the valve internal pressure is small,
large flow, the valve flange has cut slot ,when the tanker accident,cannot bear too big impact due to the fault trough,car body line
with tanks will automatically disconnect,and automatically for the plunger and durable spring will still keep seal,medium tank does
not leak,so as to ensure the safety of the tank,When there is no air or other reasons can not open,can disassemble the cylinder
piston rod, a manual open.