ASTM F681 - 82(2018)

    Standard Practice for Use of Branch Connections

    Active Standard ASTM F681 | Developed by Subcommittee: F25.11

    Book of Standards Volume: 01.07


      Format Pages Price  
    PDF 5 $48.00   ADD TO CART
    Hardcopy (shipping and handling) 5 $48.00   ADD TO CART



    Abstract

    This practice lists commonly used types of branch connections for carbon steel, chromium-molybdenum steel pipe and copper-nickel alloy tubing. The branch to run size applications are presented in details. The weld joint designs, fabricated branch connections and threaded fittings shall meet the requirements prescribed.

    This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.

    1. Scope

    1.1 This practice lists commonly used types of branch connections for carbon steel, chromium-molybdenum steel pipe and copper-nickel alloy tubing. Branch to run size applications are given in Table 1, Table 2, and Table 3. Other types of branch connections (Fig. 1) may be used provided they comply with the requirements of Title 46 CFR Subparts 56.07-10(f) and 56.70-15(g) of the USCG Regulations.

    FIG. 1 Illustrative Legend for Branch Connections

     Illustrative Legend for Branch Connections Illustrative Legend for Branch Connections

    1.2 The values stated in inch-pound units are to be regarded as standard. No other units of measurement are included in this standard.

    1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.


    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

    F722 Specification for Welded Joints for Shipboard Piping Systems


    ICS Code

    ICS Number Code 47.020.60 (Electrical equipment for ships or marine structures)

    UNSPSC Code

    UNSPSC Code 11101704(Steel); 11101711(Non ferrous alloy)


    Referencing This Standard
    Link Here
    Link to Active (This link will always route to the current Active version of the standard.)

    DOI: 10.1520/F0681-82R18

    Citation Format

    ASTM F681-82(2018), Standard Practice for Use of Branch Connections, ASTM International, West Conshohocken, PA, 2018, www.astm.org

    Back to Top