FN1-BV1W-2L (Wafer Butterfly Valve–Handle Operation)
●Brief
Butterfly valve has the advantages of simple structure, small volume, heavy light, small installation size, fast switch.
●Features
1. The butterfly plate adopts frame structure with high strength, large flow area and small flow resistance.
2. It can be used in different media as long as the sealing material of sealing valve seat is replaced.
3. The valve structure, flexible operation, labor saving, convenient.
APPLICATION
General Use: Water,seawater,gas, pressurized air, acids etc.
CARACTERISTIQUES GENERALES
Resilient Seat Wafer Type Butterfly Valves Design according with BS EN593/APl609
Testing according with EN598.For Shell:1.5times Sealing:1.1times. Tightness in both ways.wafer type with smooth ears.Resilient seat adapted to the shape of the body assures low operating torque.Mounting flange according to ISO 5211
CONSTRUCTION
| NO. | PARTS | MATERIAL |
| 1 | BODY | Cl / DI |
| 2 | SEAT | EPDM / NBR / VITON / SILICON |
| 3 | STEM | SS416 / 316 / 304 |
| 4 | DISC | DI / CFS / CF8M |
| 5 | BU SH ING | PTFE / BR ONZE |
| 6 | O-RING | NBR / EPDM |
| 7 | BUSHING | PTFE / BRONZE |
| 8 | BOLT&NUT | STAINLESS STEEL / GALVANIZED |
| 9 | FLAT WASHER | STAINLESS STEEL / GALVANIZED |
| 10 | BOLT | STAINLESS STEEL / GALVANIZED |
| 11 | PRESSURE RING | CARBON STEEL |
| 12 | GEAR DISC | CARBON STEEL / ALUMINUM |
| 13 | HAND SHANK | MALLEABLE IRON / AL / SS |
STANDARDS
Manufacture according to the requirements of the European directive 2014/68/EU,modulate H Face to face according to standards NF EN558 SERIE 20.ISO 5752,DIN 3202.
Mounting between flanges UNI EN1092:PN10/16, MANSl150,JIS10K ,BS 10,TABLEE etc.
Body:24bar Seat:17.6bar
