Series No. BFV-1002
China API609 Double Flanged Butterfly Valve Manufacturer DEYE Supplies GGG40/GGG50 Flanged RF Butterfly Valves, 150LBS (PN20) for drinking water
Quick Detail
Design: API609/BS5155
Face to face dimension: ISO5752 Series 13, EN558 Series 13
Top flange ISO5211.
Bi-direction Seal
Vulcanized Rubber Seat
Mode of operation: Gearbox.
Test and inspection: API 598. EN1226
Product Range
Available Body Material: Ductile Iron , Carbon steel, Stainless steel, Alloy steel.
Optional Seat: EPDM, NBR, PTFE, Teflon. Neoprene
Optional End connection: Wafer, Lug, Flanged.
Optional Body Design: Eccentric or Concentric centerline
Face to face: EN558 Series 13/14, long type or short type
Normal diameter: 4"~96" (DN100~DN2400).
Pressure range: 150lbs (PN10~PN25).
Available Operation: Gearbox, Electric, pneumatic actuator
Working temperature: -46℃~+200℃.
Performance:
1. The flanged butterfly valve requires only a few parts due to its small size and light weight.
2. The operation is simple, only need to rotate 90 ° to close
3. It is with good fluid control characteristics, the pressure generated by the pipeline can be reduced after pass the valve
4. Sealed in both directions
5. Easy to repair and care, and can be installed at will
6. The driving method can be selected from manual, electric and pneumatic
7. The outer circle of the butterfly plate adopts spherical shape, which greatly improves the sealing performance and prolongs the service life of the valve
Construction of the flanged butterfly valve
Materia List
| SL | Part Name | Materials |
| 1 | Stem | Zlnc Plated Steel |
| Stainless Steel:ASTM A276 Type 316,Type 410,Type 420；ASTM A582 Type 416, Duplex SS2502/2507, UNS31803, UNS32750 |
| 2 | Body | Cast lron:ASTM A126CL B,DIN1691 GG25,EN 1561 EN-GJL-200 |
| Ductile Cast lron:ASTM A536 65-45-12,DIN 1693 GGG40,GGG50, EN1563 EN-GJS 400-15, GJS-500-7 |
| 3 | Disc | Ductile Cast lron(Nickel plated): ASTM A536 65-45-12,DIN 1693 GGG40,GGG50 EN1563 EN-GJS 400-15 |
| Stainless Steel:ASTM A351 CF8,CF8M；CF3,CF3M；EN1.4408,14469；14501 |
| AL-Bronze:ASTM 8148 C95400 |
| 4 | Seat | NBR,EPDM,Neoprene,PTFE,Viton |
| 5 | End Cap | Cast lron:ASTM A126CL B,DIN1691 GG25,EN1561 EN-GJL-200 |
| Ductile Cast lron:ASTM A536 65-45-12,DIN 1693 GGG40,GGG50, EN1563 EN-GJS-400-15, GJS-500-7 |
| 6 | Bolt | Zinc Plated Steel, Stainless Steel304, Stainless steel 316 |
| 7 | Taper Pin | Stainless Steel:ASTM A276 Type 304,Type 316 |
| 8 | O Ring | NBR,EPDM,Neoprene,Viton |
Application:
widely used in gas, oil, water, chemical engineering and other related industries, also in cooling water systems of thermal power stations
