This section is from the book "Notes On Building Construction", by Henry Fidler. Also available from Amazon: Notes on building construction.
Ultimate or breaking tensile stress per sq. inch. | Elastic limit in tension. | Contraction of area per cent. | Elongation per cent. | |
C. Bessemer steel (average of different qualities for tyres, axles, and rails) | Tons. | Tons. | ||
C. Hammered | 33 9 | 22.2 | 46.9 | 12.0 |
C. Rolled ... | 320 | 19.0 | 36.1 | 18.0 |
C. Crucible steel (average of different qualities for tyres, axles, and rails) | ||||
C. Hammered.. | 38.2 | 21.9 | 22.8 | 7.0 |
Rolled (for axles) ... | 30.6 | 18.7 | 10.1 | 10.6 |
C. Bessemer steel, tyres and axles.. | 33.7 | |||
C. Crucible cast-steel from Swedish bar-iron, chisel temper.. | 52.8 | 26.0 | .. | 5.3 |
C1Crucible cast-steel, rolled | 34.3 | 20.5 | .. | 2.0 |
C1 „ „ hammered | 37.05 | 25.0 | .. | 13.5 |
C1Cast-steel, piston rods . | 33.7 | 26.75 | .. | 0.9 |
C. Experiments on Steel by a Committee of Civil Engineers, 1868. The bars experimented upon were turned down from 2-inch square bars to a diameter of l.382 = l1/2 square inch.
C1 Further experiments of the same Committee results, bound up with the report just quoted.
1 Works in Iron.
 
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