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Copper · Brass · Bronze

Bronze Hex Bars

Extruded bronze hexagonal bars for valve bodies, marine bolts, nuts and underwater fastener applications.

Bronze Hex Bars
Bronze Bars & Rods

Bronze Hex Bars

Extruded bronze hexagonal bars for valve bodies, marine bolts, nuts and underwater fastener applications.

Product Description

Extruded bronze hexagonal bars for valve bodies, marine bolts, nuts and underwater fastener applications. Manufactured in Bronze to the grades and standards used across our bronze product range, with full material traceability on every order.

Available Grades

Available in the following Bronze grades — see our full Bronze alloy grade guide for composition details.

Tin BronzePhosphor BronzeAluminium Bronze

Specifications

ProductBronze Hex Bars
StandardHex Profile · Marine Grade
DimensionsAvailable as per customer specification
Manufacturing FormExtruded hexagonal profile bar
FinishAs-extruded / bright drawn — available as per customer specification

Manufacturing & Supply Forms

Extruded hexagonal profile bar, supplied in standard mill lengths or cut-to-size on request.

Applications

  • Marine bolts & nuts
  • Underwater fasteners
  • Valve body components

Industries Served

Construction

Construction

Marine

Marine

Oil & Gas

Oil & Gas

Chemical & Petrochemical

Chemical & Petrochemical

Quality & Testing

  • Spectroscopy & Hardness TestingIn-house chemical composition and hardness verification on every batch.
  • Dimensional InspectionChecked against drawing tolerances before packing.
  • Surface Finish CheckVisual and surface roughness inspection prior to dispatch.
  • Packaging

    Hex bars are bundled and strapped by size, with clear grade marking on each bundle.

    Why Choose Melta Alloys

    Our hex bars hold tight across-flats tolerances for fastener and precision-machining applications, with custom grades available on request.

    Frequently Asked Questions

    What across-flats sizes do you manufacture for Bronze hex bars?

    We manufacture hex bars across a wide across-flats size range — confirm your exact requirement with our sales team.

    Are hex bars suitable for CNC machining?

    Yes, our hex bars are extruded to consistent tolerances, well suited for high-volume CNC turning of fasteners and components.

    Can you supply custom alloy grades?

    Custom grades are available on request, subject to minimum order quantities — contact us to discuss.

    Is material certification included?

    Yes, every batch is supplied with a Mill Test Certificate confirming grade and composition.

    Related Products

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