r specimen yet found of either used in engineering, which could only have been accurately lance. iron or lo w steel, to have had a greater resilience, that is to obtained by means of apparatus capable of recording both 5. The stiffness of the metal is measured by the force re- say, power of… … 3. The method of about ten degrees [MACHINE FOR TESTING THE STRENGTH OF IRON before fracture took procedure is neatly place. Here the color and grain of the iron aid the judg- illustrated in the large engraving, and would, in general, grees, should it yield so far without set. For half inch iron,…
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