Metallurgical Examination of 3/4 Inch Armor Plates Manufactured by Great Lakes Steel Corp. and the Standard Steel Spring Company
WATERTOWN ARSENAL LABS MA WATERTOWN ARSENAL United States
Pagination or Media Count:
Twelve sections from 34 inch plates fired as a part of the effect of hardness program were examined metallurgically. Steel soundness was uniformly satisfactory on one series of six plates. However, three of the other six plates were of inferior steel soundness. Heat treatment was satisfactory on all plates. Crystallinity was evident on samples of plates at hardness above 330 Brinell.