Side
af
764
Forrige
Næste
16
moleswoeth’s pocket-book
Strength and. Weight of Materials.
Metals.
■5.S *0 0 5.S
Weight a cub. inch. •3 ■S>8‘
Speci Gra ® -..5 pt jA g£ é®
1b«. lbs. tons. tons. tons.
Aluminium, sheet.. 2-67 1B6-6 ■096
„ „ cast .. Antimony, cast .. 2'56 159’8 •092 — — —
6-72 419-5 •242 •47 —
Bismuth, cast.. .. 9*822 613-1 •353 1’45 —
Copper bolts .. ,. 8-85 552-4 •318 17 —- — .
„ cast .. .. 8-607 537’3 •31 8*4 ——
„ sheet .. .. 8-78 548-1 •316 13-4 — —
„ wire .. .. Gold 8-9 555 •32 28
18-417 1150 •665 9-1 ■■ —
Iron, cast, from .. 7 437 •252 6 36 3
»> »> to . • . . 7-6 474-4 •273 13 64 3-4
„ „ average . „ wrought, from 7-23 451 •26 7-3 48 2’6
7-S 474-4 •273 16 IO 3
» » to 7-8 486-9 •281 29 1« 5-5
„ „ average 7-78 485-6 •28 22 1Ö-9 3-8
„ wire .. .. Lead, cast .. .. — —— 40 -
11-36 708-5 •408 •8 3-1
„ sheet .. .. Mercury 11-4 711-6 •41 1-5 —
13-596 848-75 •48945 —- ■■■ ■ 1 —,
Platinum .. .. 21-531 1343’9 •775 — w ■
„ sheet .. Silver 23 1435-6 •828 ■■ —— ..
10-474 653-8 •377 18-2 a. ■ a .
Steel 8 499 ■288 52 150 .
„ plates .. .. Tin, cast .. .. — 35 90 —
7-291 455-1 •262 2-0 6-7 ——
Zinc, cast .. .. 2 437 ■252 3-3 — .
Alloys.
Aluminium bronze, j
90 to 95 per cent. > 7-68 478-4 •276 32 58 —
copper • • .. 1
Bell - metal (small / bells) f 8-05 502-52 •29 1'1 — —
Brass, cast .. .. 8'4 524-37 •3 8
„ sheet .. .. 8-44 526*86 •301 14 —. —.
„ wire .. e. 8-54 533-109 •307 1 22 —