valve is mounted on various pipelines and used as a two way closed
circuit equipment for tap water, sewage treatment, metallurgy,
petroleum, building, chemical, electric power etc. Industries.
1. Such a design as the dust-proof ring plus three layers of O-seal ring makes the sealing reliable and on-line replaceable.
The design with an aluminum bronze bearing inlaid in the gate leaves a
good self-lubrication and a high strength. The said bearing can be
replaced without need to replace the integral gate when worn out after a
long time use.
3. The gate is wrapped with rubber, anti-corrosion and good at tightness.
Advance surface treatment, coated with harmless epoxy resin static
powder, anti-corrosion, non-pollution, can be used in a drinking