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/ˈblɑːstpaɪp/ · noun
(mechanical engineering, rail transport) A pipe forming part of the exhaust system of a steam locomotive that discharges exhaust steam from the cylinders up into the smokebox beneath the chimney in order to increase the draught through the firebox; this speeds up the release of smoke through the chimney..
[W]ith this arrangement the cylinders are cast separately from the saddle, and bolted to the frames on each side with a fabricated stiffener between the frames. This stiffener is carried up to form the saddle for the smokebox, and within it is fitted the exhaust pipes from the cylinders to the blast pipe.
By this time the "King" had been fitted with four-row superheater, double blastpipe and chimney, and all the later modifications effected by Swindon in these engines, to which they responded so well with the poorer quality of fuel of their last years.
Use blast pipe when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Blast pipe means (mechanical engineering, rail transport) A pipe forming part of the exhaust system of a steam locomotive that discharges exhaust steam from the cylinders up into the smokebox beneath the chimney in order to increase the draught through the firebox; this speeds up the release of smoke through the chimney..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
[W]ith this arrangement the cylinders are cast separately from the saddle, and bolted to the frames on each side with a fabricated stiffener between the frames. This stiffener is carried up to form the saddle for the smokebox, and within it is fitted the exhaust pipes from the cylinders to the blast pipe.
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