4020 3-Piece Stainless Steel Spring Check Valve

A spring check valve with 3-piece body made from quality investment cast 316 grade stainless steel. The all-stainless steel construction provides durability and resists deformation to prevent leakage, while the 3-piece design ensures that the valve can be disassembled easily for carrying out maintenance and cleaning procedures.

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Series 4020 3-Piece Stainless Steel Spring Check Valve

Design Features

  • Investment cast body in 316 grade stainless steel
  • 3-piece construction allows for easy cleaning and maintenance
  • Heavy pattern design for added durability
  • Stainless steel 316 spring for reliable performance
  • Arrow on body to indicate flow direction

Production

  • Manufactured in Taiwan (R.O.C.) under ISO 9001 QMS
  • All valves are pressure tested during production

Technical

  • Size range: DN8 (1/4") to DN100 (4")
  • Female ISO 7/1 Rp (BSPP) threaded connection
  • Temperature range: -20°C to 230°C
  • Max. pressure: 6300 kPa (refer to graph)
  • Cracking pressure: 2.1 kPa
  • Not WaterMarked and not suitable for installations that must be AS/NZS 3500 compliant (drinking or non-drinking water)

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Specification Sheet

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