ASTM B818-98a

    Historical Standard: ASTM B818-98a Standard Specification for Cobalt-Chromium-Nickel-Molybdenum-Tungsten Alloy (UNS R31233) Plate, Sheet and Strip

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    ASTM B818

    1. Scope

    1.1 This specification covers cobalt-chromium-nickel-molybdenum-tungsten alloy UNS R31233 in the form of rolled plate, sheet, and strip for wear applications and general corrosion service.

    1.2 The following products are covered under this specification:

    1.2.1 Sheet and Strip -Hot or cold rolled, annealed and descaled unless solution-annealing is performed in an atmosphere yielding a bright finish.

    1.2.2 Plate -Hot rolled, solution-annealed, and descaled.

    1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.


    2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    ASTM Standards

    B906 Specification for General Requirements for Flat-Rolled Nickel and Nickel Alloys Plate, Sheet, and Strip


    ICS Code

    ICS Number Code 77.150.70 (Cadmium and cobalt products)

    UNSPSC Code

    UNSPSC Code


    DOI: 10.1520/B0818-98A

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