ASTM B131-96

    Standard Specification for Copper Alloy Bullet Jacket Cups

    SUPERSEDED (see Active link, below)


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    1. Scope

    1.1 This specification establishes the requirements for bullet jacket preform cups produced of Copper Alloy UNS No. C22000 for processing into bullet jackets of the following types and classes:

    1.1.1 Type I—Caliber 0.30.

    1.1.2 Type II—Caliber 0.45.

    1.1.3 Type III—Caliber 0.50.

    1.1.4 Type IV—As specified in the contract or order.

    1.1.5 Class I—Not annealed.

    1.1.6 Class II—Annealed.

    1.2 The values stated in inch-pound units are the standard, except for grain size, which is given in SI units. Values 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

    B601 Classification for Temper Designations for Copper and Copper Alloys--Wrought and Cast

    B846 Terminology for Copper and Copper Alloys

    E3 Guide for Preparation of Metallographic Specimens

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

    E112 Test Methods for Determining Average Grain Size

    E255 Practice for Sampling Copper and Copper Alloys for the Determination of Chemical Composition

    E478 Test Methods for Chemical Analysis of Copper Alloys


    ICS Code

    ICS Number Code 77.150.30 (Copper products)

    UNSPSC Code

    UNSPSC Code 46181502(Bullet proof vests)


    DOI: 10.1520/B0131-96

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