Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 58
edtoo short, some do not have clean threads at all, some have threads that are wrong inshape, and some do not have the proper taper. The fact that the specimens that wehave shown and described are not extreme cases in any sense, but were selected almostat random from pipe shops, shows how grave… … Fig. 1. exercised in making pipe connections, particularly in steam pipe and boiler work, whenfailure is liable to cause loss of life. There is no reason whatever why a workmancannot determine at once, in fitting up piping, whether or not a joint is properly puttogether, and whether or not it is of…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
