resilient seated non- rising stem fire fighting gate valve
resilient seated non- rising stem fire fighting gate valve
Design as BS EN 1171 / DIN 3352 F5.
Face-to-Face dimension conforms to BS EN558-1 series 15, DIN 3202 F5.
Flange drilling is suitable for BS EN1092-2, DIN 2532 / DIN 2533.
Epoxy fusion coating.
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Working Pressure |
10 bar |
16 bar |
|
Testing Pressure |
Shell: 15 bars; Seat: 11 bar. |
Shell: 24bars; Seat: 17.6 bar. |
|
Working Temperature |
10°C to 120°C |
|
|
Suitable Media |
Water, oil & gas.
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No. |
Part |
Material |
|
1 |
Body |
Ductile iron |
|
2 |
Bonnet |
Ductile iron |
|
3 |
Wedge |
Ductile Iron |
|
4 |
Wedge coating |
EPDM / NBR |
|
5 |
Gasket |
NBR |
|
6 |
Stem |
(2 Cr13) X20 Cr13 |
|
7 |
Stem nut |
Brass |
|
8 |
Fixed washer |
Brass |
|
9 |
Body bonnet Bolt |
Steel 8.8 |
|
10 |
O Ring |
NBR / EPDM |
|
11 |
Hand wheel |
Ductile iron / Steel |
The gate valve is often used in automatic sprinkler fire piping system to control water supply of pipe, and often uesd in fire protection system.
