Wafer type Butterfly Valve
Size: DN40-DN1200
End Flange: ANSI B 16.1 EN1092 AS2129
Face to Face: ANSI B 16.10
Top Flange: ISO 5211
Normal Pressure: PN1.0/1.6Mpa(150/200PSI)
Body: Cast Iron/Ductile Iron/WCB/ALB/CF8/CF8M
Disc: DI/ALB/CF8M/CF8/Hastelloy Alloy/Monel
Stem: SS416/304/316/431
Seat: Hypalon/EPDM/Neoprene/NBR/Wear-Resistant EPDM/Viton/Silicon/Heat-Resistant EPDM/ White NBR/PTFE
Suitable Temperature: -45C to 150C
Features:
1. Structure simple compact, the weight is light, 90' revolves, the switch is rapid
2. Designs reasonably, the assembling and dismantling is easy, to be advantageousFor the service
3. Uses the eccentric structure, reduces the seal packing collar the friction, lengthensThe valve service life
4. Completely seals, divulges for zeroMaterials: 
| STANDARD MATERIAL OF MAIN PARTS | ||
| NO. | PART | MATERIAL |
| 1 | Body | Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel |
| 2 | Seat | NBR,EPDM, Viton,Neoprene,HYPALON,Silicon |
| 3 | Shaft | Stainless Steel416,316,304 |
| 4 | Disc | Ductile Iron+Ni,CF8,CF8M,Bronze |
| 5 | Pin | Stainless Steel |
| 6 | Bushing | PTFE,Bronze |
| 7 | O-Ring | NBR,EPDM |
