ASTM B240-10

    Standard Specification for Zinc and Zinc-Aluminum (ZA) Alloys in Ingot Form for Foundry and Die Castings

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    1. Scope

    1.1 This specification covers commercial zinc and zinc-aluminum (ZA) alloys in ingot form for remelting for the manufacture of pressure die castings, foundry castings and continuous cast bar stock as designated and specified in Table 1. Seven alloy compositions are specified, designated as follows:


    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

    B86 Specification for Zinc and Zinc-Aluminum (ZA) Alloy Foundry and Die Castings

    B275 Practice for Codification of Certain Nonferrous Metals and Alloys, Cast and Wrought

    B897 Specification for Configuration of Zinc and Zinc Alloy Jumbo Block and Half Block Ingot

    B899 Terminology Relating to Non-ferrous Metals and Alloys

    B908 Practice for the Use of Color Codes for Zinc Casting Alloy Ingot

    B949 Specification for General Requirements for Zinc and Zinc Alloy Products

    E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

    E527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)

    E536 Test Methods for Chemical Analysis of Zinc and Zinc Alloys

    ISO Standards

    ISO301 Zinc Alloy Ingots Intended for Casting

    ISO3815–1 Zinc and zinc alloys -- Part 1: Analysis of solid samples by optical emission spectrometry.

    ISO3815–2 Zinc and zinc alloys -- Part 2: Analysis by inductively coupled plasma optical emission spectrometry.


    ICS Code

    ICS Number Code 77.150.60 (Lead, zinc and tin products)

    UNSPSC Code

    UNSPSC Code


    DOI: 10.1520/B0240-10

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