The Weld Nipples from Hydraflex is a reliable and durable choice for a variety of applications. Offered in High Quality Stainless Steel 316 / 316L to provide excellent corrosion resistance​.

Construction and Compliance

Hydraflex's Metal Hoses, inclusive of the Weld Nipples, are manufactured utilising a fully penetrated TIG welding method, adhering to Hydraflex's approved welding procedures. Each unit is 100% pressure tested to a minimum hydrostatic pressure of 1.5 times the design pressure, ensuring reliability and performance. Moreover, these products come with PED 2014/68/EU approval and material certificates to EN 10204, covering all sizes​​. They also conform to ISO 10380 : 2012 and BS 6501 Part 1, 1991, Type B or C Flexibility standards​​.


Typically, these metal hose fittings find applications across a wide spectrum of industries including HVAC-R Piping Lines, Pump Connections, Vibration Producing Systems, Industrial Process & Applications, Steam connections, Chemical Process, Gas Connections and petrochemical sectors. They are well-suited for installations involving vibrations, misalignment on pipework, or movements and pipe expansions​. They are also suitable for applications involving vibrations, misalignment on pipework, movements, and pipe expansions.

Benefits and Features

The robust construction of the Weld Nipples from Hydraflex guarantees a long-lasting solution for various industrial needs. The stainless steel material further enhances the product's longevity and performance in harsh or demanding environments.

  • Corrosion Resistance: The use of Stainless Steel 316 provides excellent corrosion resistance, ensuring a longer life-span and reduced maintenance costs.
  • Quality Assurance: Coming from Hydraflex, a reputable manufacturer in the UK, assures a level of quality and reliability in these fittings.
  • Ease of Installation: The design of the Weld Nipples facilitates easy plumbing and installation, thereby reducing the time and effort required in setting up or maintaining systems.

Availability and Customisation

Hydraflex operates from multiple locations within the UK, offering both stock and made-to-measure metallic hose and bellows assemblies. They offer a broad range of end connections such as threaded males and females, fixed and swivel flanges, cam fittings, and adaptors. Additionally, loose hose and fittings are available for hose trade customers who have in-house facilities to manufacture their own assemblies, or when a quick turnaround is required, Hydraflex can provide assemblies from its off-the-shelf standard range available for immediate dispatch​.

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