American Metal Standards

1.1 Scope. This specification covers the minimum welding requirements applicable to railcars, locomotives, and their components, intended for North American railroad service. For welding tank car tanks, refer to Association of American Railroads (AAR) Manual of Standards and...

This document recommends standards for joining, repair, maintenance, inspection of rail welds, and related rail components. For the purposes of this document, rails include railroad rails, crane rails, guard rails, electrical contact rails, girder rails, and retarder rails. Classification of rails...

This specification establishes minimum standards for the manufacture and maintenance of railroad equipment. Clauses 4 through 17 cover the general requirements for welding in the railroad industry. Clauses 18 through 24 cover specific requirements for the welding of base metals thinner than...