 | Naval art and science - 1874 - 1098 pages
...pressure is in [no case to exceed 8,000 X thickness in inches Diameter in inches. 4. The length is to be measured between the rings, if the furnace is made with rings. 5. If the longitudinal joints, instead of being bntted, are lap-jointed in the ordinary way, then 70,000... | |
 | Trade Board of - 1875 - 138 pages
...+1) X diameter in inches 42 The length to be measured between the rings if the furnace is madewith rings. If the longitudinal joints instead of being...the form of a true circle, when 80,000 may be used. When the material or the workmanship is not of the best quality, the constants given above must be... | |
 | Clement Mackrow - 1879 - 552 pages
...Without the Board's special approval of the plans, the pres- * sure is in no case to exceed 8000 x T I) The length to be measured between the rings, if the...being butted, are lapjointed in the ordinary way, then 70000 is to be used instead of 90000, excepting only where the lap is bevelled and so made as to give... | |
 | Albert Edward Seaton - Marine engineering - 1886 - 514 pages
...diameter in inches (outside). The second formula limits the crushing stress on the material to 4000 lbs. per square inch. The length to be measured between...the form of a true circle, when 80,000 may be used. When the material or the workmanship is not of the best quality, the constants given above must be... | |
 | Bindon Blood Stoney - Girders - 1886 - 854 pages
...second formula limits the crashing stress on the material to 4,000 Ibs. per square inch. The length is to be measured between the rings if the furnace is...the form of a true circle, when 80,000 may be used. "When the material or the workmanship is not of the best quality, the constants given above must be... | |
 | Joshua Rose - Steam-boiler inspection - 1888 - 312 pages
...The second formula limits the crushing stress to 4000 Ibs. per sectional square inch. The length is to be measured between the rings if the furnace is...the longitudinal joints instead of being butted are lap jointed in the ordinary way then 70,000 is to be used instead of 90,000, excepting only where the... | |
 | Albert Edward Seaton - Marine engineering - 1890 - 560 pages
...with a butt strap : — 90,000 x the square of the thickness of the plato in inches (Length in feet+ 1) x diameter in inches (outside) = working pressure...the form of a true circle, when 80,000 may be used. When the material or the workmanship is not of the best quality, the constants given above must be... | |
 | Walter S. Hutton - Mechanical engineering - 1892 - 558 pages
...second formula limits the crushing stress on the material tc 4000 Ibs. per square inch. The length is to be measured between the rings if the furnace is...the form of a true circle, when 80,000 may be used. When the material or the workmanship is not of the best quality, the constants given above must be... | |
 | Johann Phillip Edmond Charles Stromeyer - Steam-boilers, Marine - 1893 - 386 pages
...The second formula limits the crushing stress on the material to 4,000 Ibs. per sq. in. The length is to be measured between the rings if the furnace is...of being butted are lap-jointed in the ordinary way and double-riveted, then 75,000 should be used instead of 90,000, but where the lap is bevelled and... | |
 | David Allan Low, Alfred William Bevis - Machine design - 1893 - 398 pages
...second formula limits the crushing stress on the material to 4000 Ibs. per square inch. The length is to be measured between the rings if the furnace is...being butted, are lap-jointed in the ordinary way and double riveted, then 75,000 should be used instead of 90,000 ; but where the lap is bevelled, and... | |
| |
The length to be measured between the rings if the furnace is made with rings. If the longitudinal joints, instead of being butted, are lap-jointed in the ordinary way, then 70,000 is to be used instead of 90,000, excepting only where the lap is bevelled... 
