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AWS D15.1/D15.1M:2019
Railroad Welding Specification for Cars and Locomotives
This specification establishes minimum welding standards for the manufacture and maintenance of railcars, locomotives, and their components, intended for North American railroad service. Clauses 4 through 17 cover the general requirements for welding in the railroad industry. Clauses 18 through 23 cover specific requirements for the welding of base metals thinner than 1/8 in [3 mm].
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American Welding Society [aws]
