History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s4.30
History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s4.30
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v1.c13.s4.30
(vii) Heat Treatment - The ancient blacksmiths had gained very precise knowledge regarding the grain texture of various iron carbon alloys, and they knew that the final hardness achieved on any cutting tools is dependent upon the combined effect of the following five variables :