Canadian machinery and metalworking (July-December 1917) . Feeling the Pulse of Steel Most Steels Treated1 materially above the criti- I below the critical tem- cal temperature show I perature show a lack of coarse crystallization and <Jm brittleness. ? hardness. at the critical temperature indicate maximum hardness and strength. THE CRIT-rOINTInfallibly indicates whether the steel is or is not up to theeritical point. THIS REVOLUTIONARY METHOD RESULTSIn uniformly perfect product at minimum labor and fuelexpense. PRICE $ GIBB INSTRUMENT COMPANY 5716 Euclid Avenue Cleveland, Ohio July 1
Canadian machinery and metalworking (July-December 1917) . Feeling the Pulse of Steel Most Steels Treated1 materially above the criti- I below the critical tem- cal temperature show I perature show a lack of coarse crystallization and <Jm brittleness. ? hardness. at the critical temperature indicate maximum hardness and strength. THE CRIT-rOINTInfallibly indicates whether the steel is or is not up to theeritical point. THIS REVOLUTIONARY METHOD RESULTSIn uniformly perfect product at minimum labor and fuelexpense. PRICE $ GIBB INSTRUMENT COMPANY 5716 Euclid Avenue Cleveland, Ohio July 19, 1917. CANADIAN MACHINERY 89
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19
