Publications

MBG technical publications and manuals are available for download or purchase here.  For those only available in hard copy, simply complete and submit the order form.  We will be pleased to process your order and ship your purchase via United Parcel Service (street address required; no PO boxes, thank you). Please allow 1 week to ten days for delivery. For special shipping arrangements, contact NAAMM by phone at 630-942-6591.

Member discount: NAAMM members in good standing receive a 25% discount from the cost of any order and may qualify for special quantity discounts. You must sign in to receive member pricing.


  1. Metal Bar Grating Manual

    Metal Bar Grating Manual

    • 2017

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    Technical data, specifications, and recommended practices applicable to steel, stainless steel and aluminum gratings; includes photographs, load tables and details of typical installations. (ANSI/NAAMM MBG 531-17)

  2. Heavy Duty Metal Bar Grating Manual

    Heavy Duty Metal Bar Grating Manual

    • MBG 532-09

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    Essential current technical data concerning heavy duty bar gratings of structural carbon steel and stainless steel. Includes information on types of gratings, fabrication, dimensional standards, load tables, installation and guide specifications. (ANSI/NAAMM MBG 532-09)

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  3. Welding Standards for Fabrication of Steel, Stainless Steel and Aluminum Bar Grating

    Welding Standards for Fabrication of Steel, Stainless Steel and Aluminum Bar Grating

    • 2009
    • MBG 533-09

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  4. Metal Bar Grating Engineering Design Manual

    Metal Bar Grating Engineering Design Manual

    • 2014
    • MBG 534-14

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