Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 19
heat by the basematerial. The greater the massof that base material, and thegreater the amount of the al-loying elements which willtend to cause air hardening,the greater will be the tend-ency of the weld or the basemetal to crack in the heat-afifected zone. To overcomesuch difficulties it is now… … Figure 4. Head of a pneumatic tankwhich blew out when seal zveldingfailed. Passing through a tile zvall,the head damaged supplies in anadjacent room. The shell skiddedin the opposite direction, breakingpiping and sewer connections.Above the tank, floors and plasterwere damaged. Insurance zvas not…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
