ASTM B543-07e1

    Standard Specification for Welded Copper and Copper-Alloy Heat Exchanger Tube

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    1. Scope

    1.1 This specification covers welded tube of copper and various copper alloys up to 31/8in., inclusive, in diameter, for use in surface condensers, evaporators, heat exchangers, and general engineering applications. The following coppers or copper alloys are involved:

    Copper or
    Copper Alloy UNS No.2
    Previously Used
    Designation
    Type of Metal
    C10800A...oxygen-free, low phosphorus
    C12200A DHP phosphorized, high residual phosphorus
    C19400...copper-iron alloy
    C23000...red brass
    C44300...arsenical admiralty
    C44400...antimonial admiralty
    C44500...phosphorized admiralty
    C68700...arsenical aluminum brass
    C70400...95-5 copper-nickel
    C70600...90-10 copper-nickel
    C70620...90-10 copper-nickel (Modified for Welding)
    C71000...80-20 copper-nickel
    C71500...70-30 copper-nickel
    C71520...7030 copper-nickel (Modified for Welding)
    C71640...copper-nickel-iron-manganese
    C72200......
    ____________

    A Copper UNS Nos. C10800 and C12200 are classified in Classification B 224.

    1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. (WarningMercury is a definite health hazard in use and disposal. (See 12.1.1.))


    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

    B153 Test Method for Expansion (Pin Test) of Copper and Copper-Alloy Pipe and Tubing

    B154 Test Method for Mercurous Nitrate Test for Copper Alloys

    B224 Classification of Coppers

    B846 Terminology for Copper and Copper Alloys

    B858 Test Method for Ammonia Vapor Test for Determining Susceptibility to Stress Corrosion Cracking in Copper Alloys

    B900 Practice for Packaging of Copper and Copper Alloy Mill Products for U.S. Government Agencies

    E3 Guide for Preparation of Metallographic Specimens

    E8 Test Methods for Tension Testing of Metallic Materials

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

    E53 Test Method for Determination of Copper in Unalloyed Copper by Gravimetry

    E54 Test Methods for Chemical Analysis of Special Brasses and Bronzes

    E62 Test Methods for Chemical Analysis of Copper and Copper Alloys (Photometric Methods)

    E112 Test Methods for Determining Average Grain Size

    E118 Test Methods for Chemical Analysis of Copper-Chromium Alloys

    E243 Practice for Electromagnetic (Eddy-Current) Examination of Copper and Copper-Alloy Tubes

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

    E478 Test Methods for Chemical Analysis of Copper Alloys

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


    ICS Code

    ICS Number Code 77.150.30 (Copper products)

    UNSPSC Code

    UNSPSC Code 40101802(Heat exchangers); 40181500(Welded copper tubes)


    DOI: 10.1520/B0543-07E01

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