Comparison Of Canned Goods Put Up In The United States In 1000
Description
This section is from the book "Scientific American Reference Book. A Manual for the Office, Household and Shop", by Albert A. Hopkins, A. Russell Bond. Also available from Amazon: Scientific American Reference Book.
Comparison Of Canned Goods Put Up In The United States In 1000
Cans, Tin
Size of sheet for from 1 to 100 gallons.
For | 1 | gal. | 10X20 | in. | For | 25 | gal. | 30X56 | in |
" | 3 1/2 | " | 10X28 | " | " | 40 | " | 36X63 | " |
" | 5 | " | 12X40 | " | " | 50 | " | 40X70 | " |
" | 6 | " | 14X40 | " | " | 75 | " | 40X84 | " |
" | 10 | " | 20X42 | " | " | 100 | " | 40X98 | " |
" | 15 | " | 30X42 | " |
This includes all the laps, seams, etc. Is sufficiently correct for all practical purposes.
Wire, To Ascertain Amount Required For Cable
For the length of a wire in a strand, add to a given length as many times the circumference of the strand as there are twists in the given length, for the outside wires; and proportionately for the inner row. The centre wire is supposed to be straight. Proceed in the same way for the strands. The excess of wire in each strand added to the excess of the strands over the length of the cable will give the whole length of wire used.
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