Butterfly valve zBUT Fig. 497
Material: Grey cast iron, nodular cast iron
Nominal pressure: 10, 16 bar
Nominal diameter: 32-1200 mm
Temperature range: -60…+210°C
Application
Industry
Shipbuilding industry
Chemical industry
Food industry
Drinking water
Petrochemical industry
Sewage
Heating
Refrigeration and Air Conditioning
Glycol
Industrial water
Steam
Compressed air
Neutral fluids
Power engineering
Steering
Bare shaft
Manual operation
Electric actuator
Hydraulic / pneumatic actuator
Gearbox
Features
- high tightness class – A acc. to EN – 12266 – 1
- compact settlement
- environment-friendly
- tests acc. to EN – 12266 – 1
- face-to-face dimension according to EN 558 series 20
- EPOXY RAL 5002 150 μm
Download
Technical data sheet:
User's manual:
Declaration of conformity:
Sealing
| Material | Application | Temperature range
| |
| EPDM ( Ethylene propylene) | Water/ sea water/ weak acids and basis/ glycol | -40°C | +110°C |
| EPDM HT (EDM high temp.) | Heating without steam water | +80°C | +130°C |
| NBR (nitrile) | Mineral oils/ vegetables oils/ greases | -40°C | +90°C |
| Flucast AB/P | Abrasive powdered products | -10°C | +90°C |
| Flucast AB/E | Oxygenated solvents ketones esters with abrasion | -20°C | +_95°C |
| Flucast AB/N | Mineral oils/ vegetables oils/ greases/ abrasives | -10°C | +100°C |
| Silicone | Air and hot water without steam | -60°C | +200°C |
| Food silicone | Nourishing and milky products | -60°C | +200°C |
| Steam silicone | steam | -60°C | +140°C |
| Viton | Acids/ high temperature | -15°C | +210°C |
| Biodisel Viton | Biodiesel | -5°C | +210°C |
| Viton GF Gasoline | Oxygenate gasoline | -5°C | +210°C |
| Hypalon | Water/ diluted bases | -25°C | +120°C |
| Epichlorohydrin | Brine systems | -40°C | +125°C |
| Neoprene | Sea water | -25°C | +80°C |
| Butyl | Gas | -10°C | +95°C |
| Flucast extreme | Water / steam / acids | -5°C | +200°C |
Disc
| Material | Standard | Application |
| Stainless steel | 1.4308 | Chemical products/ nourishing products |
| Stainless steel | 1.4408 | Demineralized water/ chemical products/ nourishing products |
| Stainless steel | 1.4404 | Chemical and nourishing products/ sea water/ demineralized water |
| Aluminium | En-AC-44100 | Cold water/ air |
| Bronze tin | CuSn10-C | Sea water |
| Bronze-aluminium | CuAl10Fe5Ni5-C | Sea water |
| Cast steel | GP240GH | Water/ gas |
| Nodular cast iron | EN-GJS-400-15 5.3106 | Hot water / air/ gas |
| Nodular cast iron + EPDM | EN-GJS-400-15 + EPDM 5.3106 | Powdery products/ pneumatic transport/ sea water |
| Duplex | 1.4517 | Chemical products |
| Superduplex | 1.4469 | Sea water/ corrosive atmospheres |