Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 231
haft. 220 THE LOCOMOTIVE July, You see, Mary, when a shaft is made larger by means of deposit-ing weld metal on it, the welding arc results in an intense localizedheat on the surface of the shaft, which results in excessive stressesin the metal and it may even cause a tiny crack to form. Do you… … The darker metal shozvs how far the crack has progressed. a tiny irregular line on the surface of the shaft. To how great a depthit extended wasnt certain. A cracked shaft might be operated for a short time and notgive way, but sooner or later it will break. So the machine was dismantled and the…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
