ce iain iil aie 
ON STRENGTH AND PROPERTIES OF CAST IRON, 
Comparative Results of Carron Iron No. 3 
393 
Distance between supports 4 ft. 6 in. and 2 ft. 3 in. 
Strength of Cold Blast Iron. 
446:3° 
436:2 > 444-2 
450-2 
854-5 1 goa. 
=a! } 896-2 
Strength of Hot Blast Iron, Ratio of strengths. 
507-0 
5383 4520-0 1000 1170 
514-7 
11133 ; ; 
ioe ‘of 1068-6 1000 1192 
Se ec are aes ea a a SE TR DSO OUND 
Mean ratio of strengths...... 1000 1181 
Results of products and ratio to resist impact. 
Product of strength by ulti- 
mate deflection in Cold Blast 
Product of strength by ulti- 
mate deflection in Hot Blast Ratio of products, or of 
Teh ane power to resist impact, 
Se a NIE Soe del ON ON 
629:3 662-6 
564-0 + 593-9 779° +7107 1000 1196 
588:4 690-2 
259-9 ” 403-8 : 
340.3 f 300"1 337.6 } 8707 1000: 1205 
Mean ratio of power to sustain impact...... 1000 1201 
