1. it takes cobalt-chromium-tungsten alloy as the sealing surface.
The valve seat and spherical valve spool with long service life ado pt high-quality alloy which can resist abrasion and corrosion and are durable in service.
2. Spherical valve spool has good sealing pertormance. It adopts ab rasive machining and has spherical valve spool on the mechanical device matching the valve seat. Its sealing performance is good. It has no centralized abrasion with long service life.
3. Its air discharge performance is good. The air doesn't leak through
the drainage hole on the inverted cylinder, which can effectively pre
4. Permission back pressute rete 730%
5. Resist water attack
The open drum structure will not be damaged
because of water attack6, Easy to be maintained
The internal parts adopt stainless steel whi
ch are all installed on the valve deck. It is equipped with fiter screenand is easy to be maintained.
Audited Supplier 
Audited Supplier 
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