An Almen strip is a thin strip of SAE 1070 steel used to quantify the intensity of a shot peening process. Developed and patented by John O. Almen, the strip was originally supported by 2 knife edges; later improvements see it being supported on 4 small balls.
An Almen strip is a thin strip of SAE 1070 steel used to quantify the intensity of a shot peening process. Developed and patented by John O. Almen, the strip was originally supported by 2 knife edges; later improvements see it being supported on 4 small balls.
Source: Wikipedia "Almen strip" · CC BY-SA 4.0
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