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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
SuitableMedia:FreshWater,Sewage,SeaWater,Air,Vapour,Food,Medicine,Oils,Acids,Alkalis,Salts,Etc.
**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
API Butterfly Valve
