Special Price for Fire Protection Valve Fm Approved - Air release valve UL/FM Approved – BESTOP

S/N	Description of Parts	Materials
1	Valve body	ASTM A536 65 45-12
2	Filter screen	SS316
3	Gasket ring	Carbon steel
4	Bonnet	ASTM A536 65 45-12
5	Yoke	SS316
6	Valve seat	SS316
7	Bolt	SS316
8	Valve shaft	SS316
9	E type retainer ring	SS316
10	Ball	SS316
11	Big protective cover	Plastic
12	L ever	SS316
13	Poppet	EPDM
14	Spring washer	SS316
15	Hex socket head bolt	SS304
16	Asbestos-free gasket	CN-705
17	Spring washer	Carbon steel
18	Bolt	Carbon steel
19	Plug	ASTM A536 65- 45-12
20	Small protective cover	Plastic

The inlet connections shall be made using the external threads of tapered pipe thread 1-11 1/2NPT conforming to the standard ASME B 1.20.1-2013, and the outlet connections shall be made using the external threads of tapered pipe thread 1/2-14NPT conforming to the standard ASME B 1.20.1-2013.
The inlet connection shall be made using the external threads of tapered pipe thread R21 conforming to the standard ISO 7-1-1994, and the outlet connections shall be made using the external threads of tapered pipe thread R2 1/2 conforming to the standard ISO 7-1-1994.
Air release valve can ensure the excellent leak tightness and good venting capabilities under the rated working pressure.They are used in wet pipe sprinkler systems, or with horizontal split case pumps.

1.Customization capability
2.Our own foundry(Precision casting/Sand castings) to guarantee fast delivery and quality
3.MTC and Inspection report will be provided for each shipment
4.Rich operating experience for project orders