 | Walter S. Hutton - Mechanical engineering - 1892 - 558 pages
...least five-eighths the thickness of the plates they cover, and all the seams at least double riveted with rivets having an allowance of not more than 75...with the grain, and 40,000 Ibs. across the grain. But when the above conditions are not complied with, the additions in the following scale must be added... | |
 | Johann Phillip Edmond Charles Stromeyer - Steam-boilers, Marine - 1893 - 388 pages
...cover, and all the seams at least double-riveted with rivets having an allowance of not more than 7-r> per cent, over the single shear, and provided that...the iron is to be taken as equal to 47,000 Ibs. per sq. in. with the grain, and 40,000 Ibs. across the grain. But when the above conditions are not complied... | |
 | Johann Phillip Edmond Charles Stromeyer - Steam-boilers, Marine - 1893 - 386 pages
...cover, and all the seams at least double-riveted with rivets having an allowance of not more than ":"> per cent. over the single shear, and provided that...inspection during the whole period of construction, then .r> may be used as the factor of safety. The tensile strength of the iron is to be taken as equal to... | |
 | Richard Sennett - Marine engines - 1898 - 574 pages
...75 per cent, over the single shear, and provided that the boilers have been open to inspection durmg the whole period of construction, then 5 may be used...with the grain, and 40,000 Ibs. across the grain. But when the above conditions are not complied with, the additions in the following scale should be... | |
 | Richard Sennett, H. J. Oram - Marine engines - 1899 - 582 pages
...least five-eighths the thickness of the plates they cover, and all the seams at least double riveted with rivets having an allowance of not more than 75...with the grain, and 40,000 Ibs. across the grain. But when the above conditions are not complied with, the additions in the following scale should be... | |
 | Johann Phillip Edmond Charles Stromeyer - Steam-boilers, Marine - 1901 - 464 pages
...holes drilled in place and all the seams fitted with double butt straps, each of at least five-eighths the thickness of the plates they cover, and all the...inspection during the whole period of construction, then 5 J may be used as the factor of safety. The tensile strength of the iron is to be taken as equal to... | |
 | Richard Sennett, Henry John Oram - Marine engines - 1902 - 630 pages
...least five-eighths the thickness of the plates they cover, and all the seams at least double riveted with rivets having an allowance of not more than 75...inspection during the whole period of construction, then 5 uiay be used as the factor of safety. The tensile strength of the iron is to be taken as equal to 47,000... | |
 | Richard Sennett - Marine engines - 1904 - 596 pages
...least five-eighths the thickness of the plates they cover, and all the seams at least double riveted with rivets having an allowance of not more than 75...inspection during the whole period of construction, then 6 may be used as the factor of safety. The tensile strength of the iron is to be taken as equal to... | |
 | Agriculture - 1907 - 636 pages
...least five-eighths the thickness of the plates they cover, and all the seams at least double riveted with rivets having an allowance of not more than 75...been open to inspection during the whole period of inspection, then 5 may be taken as the factor of safety." 16 MARINE-BOILER INSPECTION TABLE I ADDITIONS... | |
 | Edward Johnson Rimmer - Steam-boiler explosions - 1912 - 164 pages
...of not more than 75 per cent, over the single shear, and provided that the boilers have been opened to inspection during the whole period of construction,...the iron is to be taken as equal to 47,000 Ibs. per sq. in. with the grain, and 40,000 Ibs. across the grain. If, however, the iron be tested and the elongation... | |
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When cylindrical boilers are made of the best material with all the rivet holes drilled in place and all the seams fitted with double butt straps each of at least five-eighths the thickness of the plates they cover, and all the seams at least double riveted... 
