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Brass Flare Elbow Union – Durable 90° Brass Flare Fitting for Secure HVAC & Plumbing Connections

Our Brass Flare Elbow Union is expertly crafted to provide a reliable 90-degree connection between flare tubes in HVAC, refrigeration, gas, and plumbing systems. Made from high-quality forged brass (CW617N/C37700), this elbow union combines strength, corrosion resistance, and precision threading for leak-proof performance in demanding applications.

Key Features:

  • Material: Premium forged brass ensures excellent durability and corrosion resistance

  • Design: 90° elbow union for easy directional changes in tight piping systems

  • Thread Standards: SAE flare threads with optional NPT, BSP, or metric threading available

  • Finish: Natural brass or optional nickel/chrome plating for enhanced protection

  • Pressure Rating: Suitable for medium to high-pressure applications, typically up to 800 PSI

  • Temperature Range: Operates effectively between -65°F (-53°C) and 250°F (121°C)

  • Manufacturing: CNC machined with precise tolerances for secure flare and union connections

General Size Chart (Flare Tube OD & Thread Size)

Flare Tube Size (inch) Thread Size (SAE Flare UNF) Approximate Metric (mm)
1/4" 7/16-20 6.35
3/8" 5/8-18 9.52
1/2" 3/4-16 12.7
5/8" 7/8-14 15.88
3/4" 1-1/16-14 19.05

 

Custom sizes and thread options are available upon request.

OEM & Custom Services:

  • Custom thread types: NPT, BSP, BSPT, Metric threads on demand

  • Branding options: laser engraving, custom logos, and part numbering

  • Surface treatments: nickel plating, chrome plating, and other corrosion-resistant coatings

  • Packaging solutions tailored to your brand and market needs

  • Flexible MOQs and expedited manufacturing lead times

  • Engineering support including CAD designs, prototypes, and testing

Certifications & Quality Assurance:

  • ISO 9001:2015 certified manufacturing process ensuring consistent quality

  • RoHS and REACH compliant environmentally safe materials

  • 100% pressure tested for leak-tight assurance

  • Full traceability with batch inspections and quality documentation

Applications:

  • HVAC and refrigeration system flare connections

  • Gas and propane line fittings

  • Plumbing and water supply systems

  • Automotive and marine fluid transfer lines

  • Industrial pneumatic and hydraulic systems