Hand wheel wafer butterfly valve

Malleable iron casting handwheel butterfly valve

Metallic elasitc hard sealing butterfly valve

Lever handle butterfly valve

1). The butterfly valve seal packing ring is the hard and soft metal circle for multi-stack-up type, has the fine sealing property.

2). Uses the three dimensional eccentric structure, the seat and the disc nearly not have the friction, has the pass tighter seal function.

3). Body packing surface uses the built-up welding hard alloy, the packing surface wearability, the service life is long.

4). This butterfly valve use in the electric power, the thermal energy, the high temperature coal gas, the ignitable gas, the hot air, the urban power supply, the city heats, the water supply, the sewage treatment, enterprises and so on chemical industry, metallurgy, sugar manufacturing, papermaking, shipbuilding, aviation, steel and iron.

Related Keywords: Lever handle butterfly valve, hard sealing butterfly valve