 | Army and navy co-operative society, ltd - 1928 σελίδες
...BLADE). Best Pearwood Stock, rebated both sides, and blade bevelled both] T SQUARE (TAPER BLADE). 12 in. 15 in. 18 in. 21 in. 24 in. 30 in. 36 in. 42 in. Pearwood, taper blade 0/7 0/9 o/ui/i > 1/3 Mahogany, ebony edged, i , taper blade | — i —... | |
 | William R. Maguire - 1890 - 460 σελίδες
...4-inch diameter pipe flowing full or half full ; 1 in 60 = 279 feet, in 6-inch pipe ; 1 in 100 = 264 feet, in 9-inch pipe ; 1 in 250 = 213 feet, in 15-inch...according to the same formula : — 15 in. 18 in. 1 in 350 400 21 in. 24 in. 500 550 30 in. 36 in. 700 750 48 in. diameter. 1000 gradient. The following... | |
 | William R. Maguire - 1896 - 504 σελίδες
...4-inch diameter pipe flowing full or half full ; 1 in 60 = 279 feet, in 6-inch pipe ; 1 in 100 = 264 feet, in 9-inch pipe ; 1 in 250 = 213 feet, in 15-inch...formula : — 15 in. 18 in. 21 in. 24 in. 30 in. 36 in. 1 in 350 400 500 550 700 750 48 in. diameter. 1000 gradient. The following falls given to 4-inch, 6-inch,... | |
 | David Butler Butler - 1899 - 440 σελίδες
...CRUSHING STRAIN AT 3 MONTHS, 7134 LBS. PER CUBIC INCH. Concrete Sanitary Tubes In 2-feet lengths. Sizes 15 in. 18 in. 21 in. 24 in. 30 in. 36 in. Per ft. l/8i 2/8 3/7 4/l£ 5/3 6/11 Tests for Porosity Made by Messrs. D. Kirkaldy & Son, show an absorption... | |
 | William Henry Maxwell - 1899 - 304 σελίδες
...Thoroughly matured Slabs, 4s. per yard sup. at Works. Concrete Sanitary Tubes In 2-ft. lengths. Sizes. 15 in. 18 in. 21 in. 24 in. 30 in. 36 in. Per ft. 1/8J 2/8 3/7 4/8 6/2 8/2 Tests for Porosity Made by Messrs. D. Kirkaldy & Son show an absorption... | |
 | United States. Department of the Army - 1968 - 124 σελίδες
...Conduit size (inches} 1 H4 2% 3 Conductors without lead shmth 4 in. 5 in. 6 in. Sin. 10 in. 12 in. 15 in. 18 in. 21 in. 24 in. 30 in. 36 in. Conductor* witfc lead sheath 6 in. Sin. 11 in. 14 in. 16 in. 21 in. 25 in. 31 in. 36 in. 40 in. 50... | |
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Weisbach's formula, of 298 feet per minute in 4-inch diameter pipe flowing full or half full ; 1 in 60 = 279 feet, in 6-inch pipe; 1 in 100 = 264 feet, in 9-inch pipe; 1 in 250 = 213 feet, in 15-inch pipe; 1 in 300 = 213 feet, in 18-inch pipe. To obtain... 