THE WORKING OF STEEL

ANNEALING, HEAT TREATING AND HARDENING OF CARBON AND ALLOY STEEL

BY

FRED H. COLVIN

Member American Society of Mechanical Engineers and Franklin Institute; Editor of the American Machinist, Author of "Machine Shop Arithmetic," "Machine Shop Calculations," "American Machinists' Hand Book."

AND

K. A. JUTHE, M.E.

Chief Engineer, American Metallurgical Corp. Member American Society Mechanical Engineers, American Society Testing Materials, Heat Treatment Association, Etc.

SECOND EDITION THIRD IMPRESSION

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