Association of American Railroads

MATERIAL SPECIFICATIONS M-108-40 TO M-113-34

Material Specification M-108-40 Boiler Tubes, Lap-Welded, Electric Resistance Welded and Seamless Steel and Lap-Welded Charcoal Iron

 Material Specification: M-110-40 Rivet Steel And Rivets

 Material Specification: M-111-39 Pipe, Furnace Welded, Electric Resistance Welded and Seamless Steel

Material Specification: M-112-34 Steel Bars, Carbon, For Railway Springs

 Material Specification: M-113-34 Springs, Carbon Steel, Elliptical

Association of American Railroads

Material Specification M-108-40.

Boiler Tubes, Lap-Welded, Electric Resistance Welded and Seamless Steel and Lap-Welded Charcoal Iron.