Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 182
that we should discover the cause ot the breakage, if possible, sothatwemaydevise some means of preventing it, or, at least, of diminishing it as much as possible. The usual way of detecting broken stay-bolts, is by sounding them with a hammer.A stay-bolt that is entirely broken off gives a sound… … Fig. 1.—A Drilled Stay-Bolt. under a slight hydrostatic pressure, so that the broken ends of the bolt may be separatedsomewhat.) When two inspectors can work upon the same boiler, one of them willoften go inside of the furnace and hold a sledge against the inner end of each stay-bolt,while the…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
