Table 110.-WEIGHT OF LEAD AND COMPOSITION GAS PIPES. Table 111.-WEIGHT PER YARD, OF BLOCK-TIN TUBES. Table 112.-WEIGHT OF GALVANIZED CORRUGATED-IRON SHEETS. Table 113.-WEIGHT OF GALVANIZED CORRUGATED IRON SHEETS. Table 114.-WEIGHT OF I FOOT IN LENGTH OF ROUND AND SQUARE, WROUGHT-IRON AND STEEL BARS. Size of Bar, in Inches. Weight of round iron عن أسم 3 7 5 11 I 8 6 lbs. lbs. Ibs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. Table Flat Bars, Size in Inches 115.-WEIGHT OF I FOOT IN LENGTH OF FLAT WROUGHT-IRON AND STEEL BARS, HOOP IRON AND CHISEL STEEL. Weight of flat iron Weight of flat steel .84 lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. 13 1.58 2'I 215 1'9 .86 Flat Bars, Size in Inches lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. 4.6 6.3 2.2 2.95 3.35 4.2 3.8 577 4.2 133 162 215 194 256 225 299 343 428 385 5.78 4:28 6:40 4'70 2×3×3×3×3×14×14×14×14×15×5×16×16×17X17X3 lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. lbs. 16.7 114 19'0 12.6 21 Weight of flat iron Width in inches Thickness, number of gauge Weight to the B.G. hoop gauge, lbs. 092 Weight to the standard wire-085 gauge, lbs. Chisel Steel. Table 116.-WEIGHT OF 100 FEET IN LENGTH OF IRON AND STEEL WIRE. 19 18 17 16 15 14 13 12 II 1Ο 9 8 7 6 Table 117.-WEIGHT OF 12 INCHES SQUARE OF ROLLED WROUGHT-IRON PLATES AND SHEET-IRON, THE THICKNESS BEING MEASURED BY THE SHEET GAUGE B. G. 1884, AND ALSO BY THE NEW IMPERIAL STANDARD WIRE-GAUGE. 18 I'97 0495 2.30 056 46 077 00192 096 0024 19 176 0440 20 21 *048 47 1.60 '040 48 I'57 0392 I'44 036 49 00135 *048 '0012 I'40 '0349 1.28 *032 50 048 00120 *040 ΠΟΙΟ 068 00170 080 '0020 061 00152 064 0016 054 The Sheet and Hoop-Iron Gauge, B. G., was issued by the South Staffordshire Ironmasters' Association for the use of sheet and hoop-iron makers, March 1, 1884, and is adopted by the trade. It is important that in all transactions in sheet and hoop-iron, the initial letters B. G. should appear, to distinguish the Sheet and Hoop-Iron Gauge from the Imperial Standard Wire-Gauge. The Weights of Iron-Sheets and Plates given in the above table are those rolled to the various gauges by Messrs. E. P. & W. Baldwin, Wilden Ironworks, near Stourport, to whom the Author is indebted for the information. U Table 118.-WEIGHT OF 12 INCHES SQUARE OF ROLLED SHEET-COPPER AND SHEET-BRASS IN LBS. AND OUNCES, AND ALSO IN LBS. AND DECIMAL PARTS; THE THICKNESS BEING MEASURED BY THE NEW IMPERIAL STANDARD WIRE-Gauge. The Weights of Copper Sheets per square foot, given in the above Table, are those rolled to the new Imperial Standard Wire-Gauge, by Messrs. Vivian & Sons, Hafod Copper Works, Swansea, to whom the Author is indebted for the information. The equivalents in decimal parts of an inch of the New Imperial Standard Wire-Gauge are given at page 331. |