Type: High temperature gate valve
 Application: Used in hot blast stove
 Usage：It plays the role of cutting off the medium in the pipeline of hot blast stove and can be used as hot blast valve(hot blast pipeline), combustion valve(ball-type hot blast valve), backflow off air valve and chimney valve.
 Operating Medium：hot blast, smoke, and gas
 Working Temperature：≤1100℃
 Working Pressure：≤0.4MPa
 Press. of Cooling Water：≤0.6MPa
 On/Off Different Pressure：≤0.01MPa
 Sealing Type：Hard seal
 Operation：Electric (hand) hoist, electric and hydraulic
 Size：DN300~DN1300
 Model：YR□42W
 BF Capacity：28m³~ 500m³