+61 3 9737 5200 [email protected]
Mack Valves Australia

Screw-Down Non-Return Valves are used to prevent reverse flow when in the open position and to provide a leak-tight shut-off. Used in applications across Building Services, Cryogenics, Pharmaceuticals, Mining, Food and Beverage.

Screw-Down Non-Return Valve

Screw-Down Non-Return Valves

Cryogenic, Steam, Water, Air & Gases
Working Pressure: 15 – 9,000kPa
General Process Application

Controllable lift check valves

• Bronze / Stainless Steel

• Bolted Bonnet
• Inside Screwed

• Flanged; 15-300mm
• Screwed & Welded; 15-100mm

Pressures up to:
• 5,000kPa
• 725psi
• 50bar

• -196°C to +120°C

• Flanged
• Screwed
• Welded

Download Cryogenics Brochure

Download Cryogenics Brochure

Data Sheet Coming Soon

Data Sheet Coming Soon

If your application requires a bespoke, custom-engineered solution, just ask us

All build options are available from Mack on special order enabling clients to create a valve for their own specific needs, but our stock is based around common material specifications favoured by industry.

Speak directly to our specialist sales team to discuss your valve needs, or to get a personalised quote, call +61 3 97375200

Request a quote 

Request a quote