Steel for the springs; composition, rolling tolerances, cambering test, identification, protection, bundling. Steel for buckles; composition, mechanical tests. Quality of material, assembly of springs and buckles, scragging test, load deflection test, tolerances on finished springs. Form of test piece appended.

Original price was: $264.16.$132.00Current price is: $132.00.
Railway rolling stock material-Specification for laminated springs and spring steels
BSI Group , 02/25/1959

