Wcb Double Orifice Acting Vacuum Breaker Air Vent (QB2)

China Wcb Double Orifice Acting Vacuum Breaker Air Vent (QB2), Find details about China Air Relief Valve, Vacuum Breaker from Wcb Double Orifice Acting Vacuum Breaker Air Vent (QB2)

Basic Info.

Model NO.

QB2

Model NO.

QB2

Product Desciption

Double Orifice Air Release Valve
MODEL NO.: QB2
Wcb Double Orifice Acting Vacuum Breaker Air Vent (QB2)

Δ BQ2 air vent is mainly consisted of Body, Bonnet, Stem and Float ball. It is used in pipeline system with water medium. It releases air from the pipeline so as to safeguard equipments in the system and protect pipeline from distortion and fracture. It is a necessary device for pipeline system.

Triple effect air release valve
Application- The valve performs 3 functions:-
1. It allows air to escape when filling the pipe.
2. It allows air to enter when emptying the pipe (preventing pipe collapse)
3. It allows continuous automatic control, eliminating accumulated air, even when the system is under pressure.

Serial No.	PART NAME	Material
8	Body	Cast iron / Ductile iron etc
9	Disc	Carbon steel
10	Float ball	Stainless steel
11	Stem	Stainless steel
12	Bonnet	Cast iron / Ductile iron
13	Gasket	NBR
14	Washer	NBR
15	Release cap	Carbon steel
16	Hood	Carbon steel
17	Packing	Graphite
18	Gland	Carbon steel