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    • Safety Relief Valves - Catalogue / Operating Instructions
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      Vendor: Niche Gas Products

      Safety Relief Valves - Catalogue / Operating Instructions

      Safety relief valves / pressure relief valves protect plant and equipment against explosion due to over pressure WITT is a manufacturer of safety relief valves or pressure relief valves. Safety relief valves respectively pressure relief valves or pressure safety valves are designed to protect against overpressure by...
    • AV 619: 5 - 500 mbar
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      Vendor: Niche Gas Products

      AV 619: 5 - 500 mbar

      Opening pressure from 5 to 500 mbar! Thread sizes: 1/2", 3/4" & 1" RH Female The WITT safety relief valve AV619 is used to avoid the lowest overpressure. The vital benefit compared to competitive products is its high accuracy response in the range from...
    • AV 815 - for Acetylene
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      Vendor: Niche Gas Products

      AV 815 - for Acetylene

      Spring-loaded, direct-acting safety relief valve for acetylene. To be used in conjunction with manifold pressure regulator in accordance with DIN EN ISO 7291. Approvals Company certified to ISO 9001 and PED 97/23/EC Module H Other models, options and accessories available on request.
    • AV 619-ES: 5 - 500 mbarAV 619-ES: 5 - 500 mbar
      View Details
      Vendor: Niche Gas Products

      AV 619-ES: 5 - 500 mbar

      Opening pressure from 5 to 500 mbar! Thread sizes: 1/2", 3/4" & 1" RH Female The WITT safety relief valve AV619-ES is used to avoid the lowest overpressure. The vital benefit compared to competitive products is its high accuracy response in the range from...

    WITT is a manufacturer of safety relief valves or pressure relief valves. Safety relief valves respectively pressure relief valves or pressure safety valves are designed to protect against overpressure by discharging pressurised gases (e.g. acetylene, ammonia, argon, CO2, helium, carbon monoxide, methane, propane, oxygen, nitrogen, hydrogen and compressed air) and vapours from pipelines, pressure vessels and plant components. Safety relief valves are often the last line of defence against explosion – and such an explosion could be fatal. Other common names for safety relief valves are pressure relief valve, safety valve, or blow-off valve.

    There are two distinct ranges of Safety Relief Valve from Witt: 500mbar to 45 Bar; and a highly developed and unique range from 5 up to 500 mbar. Protect your sensitive systems and pipelines with the best from Witt!

    WITT safety relief valves are available in brass or stainless steel, as ventable version, and with or without condensation outlet.

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    At Niche Gas Products (NGP), we sell and service a wide range of analysers, gas mixers, and gas equipment, including Witt Gasetechnik's Oxybaby, as well as CIGWELD, Harris, BOC, and Victor. We also provide re-validation services for flashback arrestors that require retesting to Australian Standards.

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    1. Introduction: Welcome to our  Niche Gas Products Pty Ltd (NGP) online store powered by Shopify. By using our website located at www.nichegas.com.au ("Site") and purchasing products offered, you agree to be bound by these Terms of Service ("Terms"), including our Privacy Policy, Return Policy, and any other policies mentioned herein. If you do not agree with any part of these Terms, you must not use our Site.
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