Piston Type Preacting Alarm Valve Assembly
Multiple Ends Types:fange,groove,threaded.
Connected Flange complies with ASME B16.1 Class125 and EN 1092-2 PN 10/16.(Other Flange and Groove Types available upon request)
Excellent Flow Characteristics.
Retard chamber and equalizing pipeline used ininstallations subject to variable pressure to help preventfalse alarms.
For use in Wet Pipe Fire Protection Systems.
Alarm Check Valves should be installed vertically.
FM 1041 Approved. CCCF and TS Certified.
Rated Working Pressure: PN16.
|
No. |
Part |
Material |
|
1 |
Body |
D.I. EN-GJS-500-7 |
|
2 |
Guide |
Copper Alloy CC331G |
|
3 |
O-ring |
NBR |
|
4 |
Seat |
Stainless Steel 304 |
|
5 |
Gasket |
NBR |
|
6 |
Disc |
Copper Alloy CC331G |
|
7 |
Stem |
Stainless Steel 304 |
|
8 |
Hexagon Nut |
Stainless Steel 304 |
|
9 |
Spring |
Stainless Steel 631 |
|
10 |
O-ring |
NBR |
|
11 |
Y-ring |
NBR |
|
12 |
Stud |
Stainless Steel 304 |
|
13 |
Nut |
Stainless Steel 304 |
|
14 |
Bonnet |
D.I. EN-GJS-500-7 |
|
15 |
Hexagon Nut |
Stainless Steel 304 |
|
16 |
O-ring |
NBR |
|
17 |
Cylinder Body |
Copper Alloy CC331G |
|
18 |
Piston |
Copper Alloy CC331G |
|
19 |
Rocker |
Copper Alloy CC331G |
|
20 |
Guide Ring |
Brass |
|
21 |
Double Head Screw |
Stainless Steel 304 |
|
22 |
Gasket |
NBR |
