Bi-Lok Tube Fittings Details
Bi-Lok Tube Fittings

For more than 30 years, Bi-Lok Series D Dual Ferrule Tube Fittings have been field proven in the most demanding applications and environments.

Bi-Lok Tube Fittings

The Bi-Lok Series D Dual Ferrule Stainless Steel Tube Fittings utilizes the internationally patented Nv Pionite Surface Treatment Technology which offers superior corrosion resistance. BI-Lok provides solutions to industries such as semi-conductor manufacturing, petro chemical, industrial and medical gases, chemical process and refining. The Bi-Lok Series is also interchangeable and are component by component with other popular brands, without hindering performance.

  • Corrosion resistant
  • Precision pipe fittings
  • Interchangeable & intermixable with other popular brands
  • Cost effective fluid connector solutions
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Relief Valves Details
Relief Valves

Generant manufactures an extensive line of pressure relief valves from low pressure to high pressure designs.

Relief Valves

Vent Relief Valves (VRV)

A compact, highly accurate, direct acting pressure relief valve. Factory preset to desired crack pressure and/or flow specifications. Internal adjustment provides tamper proof safety against inadvertent pressure changes. Generant’s relief valves serve in a variety of industries such as Industrial and Medical gases, cryogenic and chemical processing. Available vent to atmosphere or inline configurations in brass, aluminum and 316 stainless steel. Valves feature a Quad ring seal which provides for extreme accuracy and repeatability with a narrow reseal band. Optional deflector cap increases flow capacity and provides for deflection of discharge.

  • Accurate and repeatable cracking pressure
  • Zero leakage to 95-98% of set pressure
  • Tamper proof adjustment
  • Excellent reseat performance
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Regulators Details
Regulators

Generant has been manufacturing All Brass Pressure Regulators for over 50 years. High Capacity Industrial Regulators have been installed in various industrial applications.

Regulators

Gas Delivery Regulators (GDR)

The GDR Series Regulator provides reliable and precise pressure control in the most demanding applications. Optimized spring design with unique venturi design assures high flow with extremely low droop characteristics. Solid, non-tied diaphragm and all brass construction will provide leak-free and long-lasting performance. Regulator is fully balanced to virtually eliminate outlet pressure fluctuations due to inlet pressure variations. All GDR Series regulators are 100% factory tested. High Capacity Industrial Regulators have been installed in industries such as; steam, car wash, machine tool, and general industrial applications.

  • Full balanced design
  • Optimized for high flow
  • Wide pressure range
  • Configurable
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Needle Valves Details
Needle Valves

Generant has been manufacturing needle valves for over seven decades, which are available in a wide variety of configurations for their extensive product line.

Needle Valves

Forged Needle Valve (FNV)

Series FNV and Series FNV ML Stainless Needle Valves feature a forged body, integral bonnet design with PTFE and metallic wafer stem packing. This provides long-life, leak-tight service from vacuum to the maximum operating pressure. Series FNV and FNV ML Stainless are available in Straight and Angle configurations, with NPT and Dual Ferrule Tube connections. The industry standard panel mounting allows the FNV and FNV ML Stainless to be a cost-effective solution to many applications. Standard metal to metal stem and optional Soft Tip stem provide accurate metering over a wide range of pressures. All valves can be ordered cleaned for Oxygen Service.

  • Panel mounting standard
  • Straight or angle body configurations
  • Low operating torque
  • 100% factory tested
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Overview

For over 75 years, Generant has become synonymous with quality, service, innovation, and value. All products are manufactured to meet the highest standard of quality and dependability. All processes are conceived, executed and controlled under ISO 9001:2008. Their development of innovative product solutions for pressure and flow control devices has led them to become an industry leader in the following markets:

  • Relief Valves
  • Gas Control Valves
  • Check Valves
  • Needle Valves
  • Ball Valves
  • Shut-Off & Quick Opening Valves
  • Pressure Regulators
  • BI-Lok Instrument Quality Tube Fittings

Why Choose Generant Valves from Norman Equipment

  • 100% factory tested — Every Generant valve is tested for crack pressure, leakage, and reseat performance before leaving the factory
  • Tamper-proof, internally adjusted designs — Factory preset crack pressures with secure internal adjustment prevent inadvertent pressure changes
  • ISO 9001-certified manufacturing — All Generant products are produced under ISO 9001:2008 quality management standards
  • Multiple material options — Available in brass, aluminum, and 316 stainless steel for compatibility across media types and environments
  • Oxygen service-compatible options — Select Generant valves are cleaned and packaged per CGA G-4.1 for oxygen service applications
  • Complete product line from one authorized distributor — Generant pressure relief valves, check valves, needle valves, Bi-Lok fittings, regulators, and ball valves
  • Expert technical support — Norman Equipment's experienced team provides application guidance and support
  • for the full Generant catalog

    Industries & Applications for Generant Valves

    • Industrial & Medical Gases — VRV vent relief valves and GDR gas delivery regulators serve cylinder filling plants, medical gas supply systems, and industrial gas distribution networks
    • Chemical Processing — Stainless steel Generant pressure relief valves and forged needle valves handle aggressive media with zero leakage to 95–98% of set pressure
    • Oil & Gas — High-pressure relief and check valves rated for demanding upstream and downstream applications, with check valves capable of handling up to 10,000 PSI
    • Cryogenic Applications — Generant CRV cryogenic relief valves and liquid cylinder accessories engineered for extreme low-temperature service
    • Pharmaceutical & Biotechnology — Precision flow control valves with clean material options and oxygen-service-compatible configurations for sterile process environments
    • Semiconductor Manufacturing — Bi-Lok dual ferrule tube fittings with Nv Pionite Surface Treatment provide superior corrosion resistance for ultra-high purity gas systems
    • Power Generation — GDR series pressure regulators and VRV relief valves for steam generation, machine tool, and general industrial power applications
    • Research & Instrumentation — High-accuracy FNV forged needle valves and GDR regulators for laboratory and analytical instrumentation

    Frequently Asked Questions About Generant Valves

    What types of Generant valves does Norman Equipment carry?

    Norman Equipment stocks the complete Generant product line including Generant pressure relief valves (VRV, VRVH, IRV, CRV), check valves, forged needle valves (FNV), Bi-Lok dual ferrule tube fittings, gas delivery regulators (GDR Series), high-pressure gas control valves (Series MV/MVA), ball valves, and shut-off and quick opening valves.

    What is a Generant Vent Relief Valve (VRV) and what applications does it serve?

    The Generant VRV is a compact, highly accurate, internally adjusted, direct-acting pressure relief valve factory preset to desired crack pressure. It features a Quad ring seal for extreme accuracy and a narrow reseal band, and is available in brass, aluminum, and 316 stainless steel in vent-to-atmosphere or inline configurations. Crack pressures range from 0.50 to 150 PSI, making it ideal for industrial and medical gas, cryogenic, and chemical processing applications.

    What industries use Generant pressure relief valves?

    Generant pressure relief valves are trusted across industrial and medical gases, cryogenics, chemical processing, oil and gas, pharmaceutical and biotechnology, semiconductor manufacturing, power generation, and research instrumentation.

    What are Generant Bi-Lok tube fittings and how do they compare to other brands?

    Generant Bi-Lok Series D tube fittings are dual ferrule stainless steel instrument fittings using the internationally patented Nv Pionite Surface Treatment for superior corrosion resistance. They are interchangeable and intermixable component-for-component with other popular brands without hindering performance — making them a reliable, cost-effective replacement for semiconductor, petrochemical, medical gas, and industrial process applications.

    Are Generant valves available for oxygen service?

    Yes. Many Generant valves — including the VRV, IRV, and FNV forged needle valves — are available cleaned and packaged for oxygen service per CGA G-4.1 standards. Generant's high-pressure Series MV/MVA gas control valves are also third-party certified for oxygen service up to 5,500 PSI.