Defense

From engineered concept to finished product, Bradken provides value to Original Equipment Manufacturers (OEMs) in the North American defense market by offering high quality, complex engineered castings and machining services for use in Marine and Naval applications. 

Bradken is also highly experienced with land based military castings and has been supporting the US Army and Canadian Military. Various large military subcontractors work with Bradken to supply large/heavy steel castings made from specialised grades of ballistic steel. Bradken is uniquely qualified to manufacture these highly specified steel castings. 

With a longstanding reputation for manufacturing the most complex engineered steel castings in the world, including nuclear submarine components, we use advanced computer technology to optimise casting design.

Key products include:

  • marine castings 
  • propeller castings
  • nuclear submarine components
Propeller steel castings
  • From engineered concept to finished product Bradken provides value for our
    customers by making high engineered, complex, sand molded steel castings in an extensive range of cast steels. 

    Our capabilities include:

    • castings up to and over 25,000 kilograms or 55,000 pounds
    • steel castings, stainless steel castings (including duplex stainless steel), iron-chromium-nickel-molybdenum corrosion resistant and specialty irons
    • Argon Oxygen Decarburisation (AOD) – combining higher metallic yields with lower material costs allowing greater accuracy in chemistry control for carbon and rapid desulfurisation and resulting in a cleaner metal
    • CNC pattern making (wood, foam, aluminium and urethane)
    • solidification modelling – cutting edge foundry modeling software ensuring highest quality through the 1st article process
    • fabrication/weldments to casting and forging to casting conversions
    • Non-Destructive Testing (NDT) – visual, liquid penetrant, magnetic particle, ultrasonic, X-Ray (including Linatron capabilities up to 22″ section thickness)
    • value added services – rough and finish machining, hydro-testing, light fabrication and assembly
    • project management for complex jobs
  • We offer an extensive range of steel casting materials:

    • carbon steel 
    • low/high alloy steel  – ferritic and mertensitic (for low temperature service castings)
    • stainless steel (including duplex stainless steel) – austenitic (for pressure containing and high temperature service castings, precipitation hardening steel)
    • iron-chromium-nickel-molybdenum – heat resistant steel
    • corrosion resistant steels and irons
    • specialty irons
    • market specific steels for Military and off-shore markets (NAVSEA HY80 and HY100, proprietary specifications for structural oil tool and sub-sea)
  • Bradken possesses the necessary qualifications vital to supplying to the exacting standards of the complex steel casting markets our customers are involved in. Understanding this, our facilities maintain a number of critical certifications and quality systems in addition to customer specific certifications.

    Bradken holds the following certifications:

    • ISO9001
    • nuclear certification by ASME, QSC No. 204
    • DNV approved manufacturer of steel castings
    • CGP – Canadian government control goods program
    • ABS – American bureau of ship building
    • ASME – Section III, NCA 3800 2001/QSC-204
    • welders qualified under ASME Section IX
    • welders and DNT personnel Navy Nuclear qualified to NAVSEA 250-1500 (Tech Pub 300 – approved letter by the Department of US Navy)
    • materials approved to manufacture HY-80 and HY-100 castings by the department of the Navy
    • off-shore oil and gas certified by numerous OEM’s and countries with material qualified to EN10225 and API RP2Z
    • in-house ASNT level III NDT specialists
    • personnel qualified to NACE requirements
    • welders certified ASME, Section IX, AWS D1.1, FCAW, GMAW, SAW, GTAW, SMAW
    • personnel qualified to API 610. 8C, 2SC
    • Association of American Railroads (AAR) certified
    • American Institute of Steel Construction (AISC) associate membership
    • numerous blue-chip OEM certifications and successful audits
  • Bradken offers a full complement of testing and inspection services including:

    • in-house ASNT Level III Non-Destructive Testing (NDT)
    • Radiographic Testing (RT) including Linatron capabilities up to 22″ section thickness
    • ASME Section III, NCA 3800 2001/QSC-204
    • welders qualified under ASME Section IX
    • welders and DNT personnel Navy Nuclear qualified to NAVSEA 250-1500 (Tech Pub 300 – approved letter by the Department of US Navy)