Metallurgical Examination of Nineteen 1/4 Inch Rolled Homogeneous Armor Plates.
WATERTOWN ARSENAL LABS MA WATERTOWN ARSENAL United States
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Metallurgical examination, including Brinell hardness, fracture tests for steel soundness and ductility, macroetch tests, and microscopic examination, were conducted on 19 plates which had been previously tested as a part of the effect of hardness program. All plates were satisfactorily heat treated and all plates but one are considered to have been processed from adequately sound steel.