. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . BOILER BRA( INI \ ON TUBES. on the ash pits or injecting cold waterwhen the engine is standing and otlvcauses. Knowing this unequal expansiondoes go on and that it is one of the lawsof expansion and contraction that wecannot overcome we must accept it andgive it freedom and change our methodset the demands, and make the hold-. FRi NT AND BACK VIEWS OF BOILER BRACK ATTACHMENTS. ter of a century and requiring the fluesto act for the purpose of carrying oft*gases and radiating heat and also to a
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . BOILER BRA( INI \ ON TUBES. on the ash pits or injecting cold waterwhen the engine is standing and otlvcauses. Knowing this unequal expansiondoes go on and that it is one of the lawsof expansion and contraction that wecannot overcome we must accept it andgive it freedom and change our methodset the demands, and make the hold-. FRi NT AND BACK VIEWS OF BOILER BRACK ATTACHMENTS. ter of a century and requiring the fluesto act for the purpose of carrying oft*gases and radiating heat and also to actas braces for the flue sheets. This func-tion the flues performed when 140 poundswas the steam pressure and the flues werenot twenty feet long but now with in-creased steam pressure of 200 pounds ormore and an additional length of flues ing of flues tight in the sheet regardlessof road and shop abuses as much as possi-ble. As before stated, the flues must be re-lieved of the responsibility of acting as abrace for the flue sheet and the sheetsproperly braced to the boiler so they willnot bulge or have any diaphragm actionbut remain in permanent set. The flues if we consider that thi value I as a brace, anformer tests that have been madehe flue contracts undernore than the boiler and that[ovement of the flue (by pushingilling action) takes place in theback flue sheet due to the greater heat inthe fire box. the flue shor
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
