History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s2.t4.25
History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s2.t4.25
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v1.c13.s2.t4.25
[Figure: AVERAGE COMPOSITION C .27 S .05 O18 Cr NIL Co .09 Mn TRACE .04 Si .50 Ni NIL W .16 P .006 O15 Cu NIL Ti NIL Al .040 HARDNESS 80 B 115 VPN IRON BEAMS]