Steam Boilers: A Practical Treatise on Boiler Construction and Examination |
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Page 10
... constant . * ( Pitch of rivets Diameter of rivet ) X 100 Divided by the pitch of the rivet . Percentage of plate left as compared to the solid plate . Now suppose that in this example the plate is inch , the pitch of rivets 11⁄2 inches ...
... constant . * ( Pitch of rivets Diameter of rivet ) X 100 Divided by the pitch of the rivet . Percentage of plate left as compared to the solid plate . Now suppose that in this example the plate is inch , the pitch of rivets 11⁄2 inches ...
Page 11
... Constant Area of rivet X Rivets in one pitch X 100 Divided by pitch of rivet × thickness of plate . = % of rivet as compared with the solid plate . which in the example under consideration of a inch plate , inch rivet , single row of ...
... Constant Area of rivet X Rivets in one pitch X 100 Divided by pitch of rivet × thickness of plate . = % of rivet as compared with the solid plate . which in the example under consideration of a inch plate , inch rivet , single row of ...
Page 18
... This example may therefore be placed in formula , thus : The pitch 3 - The rivet diameter .8125 = 3 The pitch The constant X 100 = = . 72 percentage of plate left between the rivet holes Or to carry out the figures in full , we 18.
... This example may therefore be placed in formula , thus : The pitch 3 - The rivet diameter .8125 = 3 The pitch The constant X 100 = = . 72 percentage of plate left between the rivet holes Or to carry out the figures in full , we 18.
Page 19
... Constant Rivet pitch = 3 ) 218.7500 72 = percentage The plate percentage is therefore shown to be 72 per cent . Fig . 18 . For the percentage the rivet section bears to the solid plate , we have as follows : Rule . Multiply the area of ...
... Constant Rivet pitch = 3 ) 218.7500 72 = percentage The plate percentage is therefore shown to be 72 per cent . Fig . 18 . For the percentage the rivet section bears to the solid plate , we have as follows : Rule . Multiply the area of ...
Page 20
... Constant .75 X 100 = 75 per cent . 3 = Pitch , RIVET SECTION . Rivet area .4418 Rivets in one pitch Constant X 2 X 100 = 67 per cent . 3 X Pitch .4375 Plate thickness , The percentages for this joint therefore are , plate 75 % , rivet ...
... Constant .75 X 100 = 75 per cent . 3 = Pitch , RIVET SECTION . Rivet area .4418 Rivets in one pitch Constant X 2 X 100 = 67 per cent . 3 X Pitch .4375 Plate thickness , The percentages for this joint therefore are , plate 75 % , rivet ...
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Common terms and phrases
annealed area of stay Board of Trade boiler shell bolts calculation cent centre circumferential seams cock combustion box combustion chambers compressive stress constant construction corrugated diam double butt straps double rivetted doubling plate drilled engine evaporation Example factor of safety feet fire-box follows formula furnace girder gusset heat or flame HENRY CAREY impact of heat inch of stay inch thick inches diameter inspectors iron Lap Joint length less longitudinal seams marine boilers multiplied percentage plate section Plate thickness pounds Practical pressure allowable Punched Rivet diameter rivet holes rivet section riveted and fitted rivetted joints rules safety-valves shell plate side flues silky single butt straps single riveted solid plate square inch stay tubes stay-tube stays screwed steam pipe steam space steamers Strength of material stress per square superheater Surveyor tensile strength tensile stress thickness of material Thickness of plate thread tons tube plate uptake valves wide pitch width
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