A range of non-return valves suitable for oil, gas, water, refining, power and chemical applications where the prevention of flow reversal is mandatory. Check valves can be supplied with a cast or forged body design for high pressure applications or fully lined to meet specific requirements within the chemical industry.

Bolted Bonnet & Pressure Sealed

• Designed to ASME B16.34, BS 1868 and API 6D
  
• Tested according to API 598
  
• RF & RT J flanged buttweld, hub and wafer ends
  
• Bolted bonnet or Pressure Seal designs
  
• Swing lift ("T or Y pattern") and tilting disc design
  
• Material compliance to NACE
  
• Size range DN50 to DN1800
  
• Pressure range from ANSI 150 to 4500
  
• Temperature range from -196°C to +650°C
  

Wafer Check Valves
High capacity, swing type check valves for general applications

• Single, dual plated or torpedo shaped disc design
  
• Low cost of maintenance
  
• Suitable for installation in vertical pipelines
  
• Rubber lined versions for all water related and industrial applications
  
• Size range from DN40 - DN300
  
• Pressure range up to 25 bar
  
• Temperature range from -30°C + 160°C
  
• Flange according PN6/10/16/25, ANSI 150/300, JIS 5/10/16/20/30
  

Lined Ball Check Valves - Sight Glasses
These PFA lined products offer a reliable solution in hazardous applications.

• Size range from DN25 - DN80
  
• Pressure range from 0.1bar to 16bar
  
• Temperature max. 200°C
  
• Flange acc. DN PN 16 or ANSI 150, BS 10 D/E, AS 2129 or JIS 10K on request