Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 355
st there is no implication that manufacturers not on it maynot he doing good welding. 76 THE LOCOMOTIVE July, journals on which the vessel rotated. The digester was purchasedsecond-hand in 1910, and although information as to its history prior tothat time is lacking, it is reasonable to assume that… … a safety valve and a check valve. For some time the reducing valve hadbeen set at 60 pounds, but two days prior to the accident it was regu-lated to cut the pressure to 40 pounds, as the lower pressure was bettersuited to the product in course of manufacture. The purpose of thecheck valve was to…
Locomotives · Steam-boiler explosions
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