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212
ORDNANCE
[HISTORY AND CONSTRUCTION


Table XIII. — Austrian Naval Ordnance, 1910.
Official Designation
of Gun.
Calibre. Weight of
Gun.
Weight of
Charge.
Weight of
Projectile.
Muzzle
Velocity.
Muzzle
Energy.
Perforation
of Wrought
Iron.
Rate of
firing
Rounds.
Propellant.
In. Tons. ℔. ℔. Ft.-Secs. Ft.-Tons. In. Per Minute.
30·5 cm. 12·01 . . . . 990 2625 47,300 46·0 . .
24 ,, 9·45 21·5 120·6 474 2595 22,121 34·5 .
19 ,, 7·5 11·6 56 198 2700 10,025 27·3  3
15 ,, 5·91 5·2 28·8 112·5 2608  5,308 22·0 10
12 ,, 4·72 2·0 9·7 52·4 2264  3,554 13·7 10
7  ,, 2·7 . . 3·3 15·2 2378 . . 10·4 . .
4·7 ,,  1·85  0·253  0·79  3·3 2329 . .  5·8 . .
3·7 ,, 1·4 . . . . 2346 . . . .


Table XIV.—Austrian Coast Artillery, 1910.
Official Designation
of Gun.
Calibre. Weight of
Gun.
Weight of
Charge.
Weight of
Projectile.
Muzzle
Velocity.
Muzzle
Energy.
Perforation
of Wrought
Iron.
Rate of
firing
Rounds.
Propellant.
In. Tons. ℔. ℔. Ft.-Secs. Ft.-Tons. In. Per Minute.
30·5 cm. 12·01  . . 198·4 981 2297 35,860 37·8 . . Tubular
28,,  11·024 38  220  760 1722 15,615 22·5 . . Prism
15,,   5·906  4·28 18·28 100 2297  3,659 17·2 4


Table XV.—United States Naval Guns, 1910.
Official Designation
of Gun.
Calibre. Weight of
Gun.
Weight of
Charge.
Weight of
Projectile.
Muzzle
Velocity.
Muzzle
Energy.
Perforation
of Wrought
Iron.
Rate of
firing
Rounds.
Propellant.
In. Tons. ℔. ℔. Ft.-Secs. Ft.-Tons. In. Per Minute. Nitro-
Cellulose
 
13 in. 13 61·4 180 1130  2000 31,333 31·8 . .
12  ,,  12 56·1 340 870 2950 52,483 52 . . ,,
10  ,,  10 34·6 207·5 510 2700 25,772 38 . . ,,
8 ,, 8 18·7 98·5 260 2750 13,630 31·1 . . ,,
7 ,, 7 12·7 58 165 2700 8,34 0 25·9 . . ,,
6 ,, 6  8·6 37 105 2800 8,710 23·5 . . ,,
5 ,, 5 5 23·8  50 3150 3,439 21·1 . . ,,
 4·7 ,,  4·72 . . . .  45 2600 2,110 15·5 . . ,,
4 ,, 4 2·9 12·3  33 2800 1,794 16·1 . . ,,
3 ,, 3 1·0  3·85  13 2700  657 11·0 . . ,,
6 pr.  2·24 . . . . 6 2240  209  6·6 . . ,,
3 ,,  1·81 . . . . 3 2200  100  5·4 . . ,,


Table XVI.—United States Coast Defence Guns.
Official Designation
of Gun.
Calibre. Weight of
Gun.
Weight of
Charge.
Weight of
Projectile.
Muzzle
Velocity.
Muzzle
Energy.
Perforation
of Wrought
Iron.
Rate of
firing
Rounds.
Propellant.
In. Tons. ℔. ℔. Ft.-Secs. Ft.-Tons. In. Per Minute. Nitro-
Cellulose
 
16 in. 16 127  612 2400 2150 77,000 46·4 . .
14 ,, 14 50 280 1660 2150 53,220 41·0 . . ,,
12 ,, 12 59 340 1046 2250 36,730 37·6 . . ,,
10 ,, 10 34·3 205 604 2250 21,200 31·5 . . ,,
 8 ,, 8 14·4 80 316 2200 10,600 24·5 . . ,,
 6 ,, 6 9·45 35 106 2600 4,970 21·1 . . ,,
 5 ,, 5 4·96 20  58 2600 2·718 17·2 . . ,,
 4·72 ,,  4·72 2·75 10·5  45 2600 2,110 15·5 . . ,,
 4 ,, 4 1·61 7·5  33 2300 1,210 12·0 . . ,,
 3 ,, 3 1·2 6·0  15 2600 704  11·25 . . ,,
 2·24 ,,  2·24 0·38 1·35 6 2400 240  7·3 . . ,,
12 ,, mortar 12 13 54
62
1046
 824
1150
1325
9,590
10,025
. .
. .
. .
. .
,,


Table XVII. Japanese Naval Ordnance, 1910.
Official Designation
of Gun.
Calibre. Weight of
Gun.
Weight of
Charge.
Weight of
Projectile.
Muzzle
Velocity.
Muzzle
Energy.
Perforation
of Wrought
Iron.
Rate of
firing
Rounds.
Propellant.
In. Tons. ℔. ℔. Ft.-Secs. Ft.-Tons. In. Per Minute.
  12·5 66  . . 990  2308 36,500  37·3 0·2 MD. Cordite
12 59  305 850  2800 46,200  47·2 2·0 ,,
10 34    166·5 500  2850 28,170  40·9 3·0 ,,
8  17·5 44 250  2740 13,015  30·3 2·0 ,,
6 7  35 100  2800 5,436 29·3 7·0 ,,
4·72 2·1 5·5 45 2188 1,494 12·0 8 ,,
3 0·6 1·94  12·5 2210 423  8·0 12 ,,
3 0·9 . .  10·8 2716 553 10·2 . . ,,
2·24 0·4 0·5 6·0 1818 138 4·8 20 ,,
1·35 0·25 0·4 3·3 1873 80  4·25 20 ,,

Note.—The Japanese fleet has mainly been armed by Armstrong’s Works, but the “Katori” was armed by Vickers’, and those ships taken from the Russians during the late war are armed with guns from Krupp or Obuchoff. Guns of all sizes are now, however, being constructed in Japan, so that the country is no longer dependent on foreign factories.