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Butterfly valve zBUT Fig. 498

Przepustnica 498

Material: Grey cast iron, nodular cast iron

Nominal pressure: 10, 16 bar

Nominal diameter: 25-600 mm

Temperature range: -60…+210°C

Working position: Any

Application

Industry

Industry

Shipbuilding industry

Shipbuilding industry

Chemical industry

Chemical industry

Food industry

Food industry

Drinking water

Drinking water

petrochemistry

Petrochemical industry

Sewage

Sewage

Heating

Heating

Glycol

Glycol

Industrial water

Industrial water

Steam

Steam

Compressed air

Compressed air

Neutral fluids

Neutral fluids

Power engineering

Power engineering

Steering

Bare shaft

Bare shaft

Manual operation

Manual operation

Electric actuator

Electric actuator

Electric actuator

Hydraulic / pneumatic actuator

Electric actuator

Auger gear

Features

  • high tightness
  • seat material EPDM
  • central disc bearing
  • environment-friendly

Sealing

Material Application Temperature range

 

EPDM ( Ethylene propylene) Water/ sea water/ weak acids and basis -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