Fire Fighting Butterfly Valve Gear Operated PN10 or PN16
1.MATERIALS LIST
Part |
Optional Materials |
Type |
Body |
Grey cast iron;Ductile iron |
GG25;GGG40 |
Disc |
Stainless steel;Ductile iron chroming |
304SS 316SS CF8M |
Handle |
Ductile iron |
GGG40 |
Seat |
Buna-N (NBR) ;EPDM |
NBR EPDM |
Shaft |
Stainless steel |
304SS,316SS, |
Key |
Carbon Steel,stainless steel |
None |
O-Ring |
NBR |
None |
2.DESCRITION
Suitable Temperature:BUNA-N(NBR)≤80°C EPDM ≤120°C VITON ≤150°C
Suitable Media: Water , Seawater, Sewage, Gas Steam, Food, Medicine, Acid, Alkali, Fire Fighting
**Test standard: API598 DIN3230**Face to Face:GB/T12221-1989 DIN3202-1999 K1
3.Pressure & Temperature
Nominal Pressure 16 bar
Hydraulic Shell Test Pressure 24 bar
Hydraulic Seat Test Pressure 17.6 bar
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