Residual Compressive Stress Strengthens Brittle Materials

Author:  Almen, J.O.
Source:  Product Engineering, July 1953
Doc ID:  1953005
Year of Publication:  1953
Abstract:  
Effect of retained residual compressive stress on the ductility of the surface layer of brittle materials in reducing applied surface tensile stress. Spring test data demonstrate the beneficial effect of residual compressive stress in the surface of hard steel.