The second edition of AISC Design Guide 21: Welded Connections – A Primer for Engineers (DG 21) is now available. This new edition of the guide, authored by structural welding guru Duane K. Miller, PE, ScD, The Lincoln Electric Co., provides an updated overview of all kinds of topics related to structural welding, including selection of weld types, weld design, metallurgy, weld repair, weld procedure specifications, quality, inspection, economy and safety.
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