Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 137
the issue of March, 1893). Feed water, after passing through a first-class heater, will not have a temperature higher than 212° Fahr. It is commonly takenfor granted that water as hot as this cannot produce contraction strains, because it isassumed to be too hot to chill the boiler. But any steam…
Locomotives · Steam-boiler explosions
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