ASTM B344 - 11

    Standard Specification for Drawn or Rolled Nickel-Chromium and Nickel-Chromium-Iron Alloys for Electrical Heating Elements

    Active Standard ASTM B344 | Developed by Subcommittee: B02.10

    Book of Standards Volume: 02.04

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    1. Scope

    1.1 This specification covers annealed, drawn, or rolled shapes for electrical heating purposes, of alloys having the nominal compositions of 80 % nickel and 20 % chromium; 60 % nickel, 16 % chromium, and remainder iron; and 35 % nickel, 20 % chromium, and remainder iron.

    1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

    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

    A751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel Products

    B63 Test Method for Resistivity of Metallically Conducting Resistance and Contact Materials

    B70 Test Method for Change of Resistance With Temperature of Metallic Materials for Electrical Heating

    B76 Test Method for Accelerated Life of Nickel-Chromium and Nickel-Chromium-Iron Alloys for Electrical Heating

    ICS Code

    ICS Number Code 77.150.40 (Nickel and chromium products)

    UNSPSC Code

    UNSPSC Code 31152303(Nichrome alloy wire)

    DOI: 10.1520/B0344-11

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    ASTM B344

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