The 12-inch naval gun Mk XI is a 12- inch (304.8 mm ) British naval gun. The gun was developed in 1910 by the Armstrong-Whitworth firm. Mark XI-type guns (2 guns in each of the five turrets) were armed with battleships of the St. Vincent , Neptune and Colossus types.
| 12 "Mark XI naval gun | |
|---|---|
 | |
| Type of | naval gun |
| A country | UK |
| Service history | |
| Years of operation | 1910 |
| Adopted | |
| In service | Great Britain |
| Wars and conflicts | |
| Production history | |
| Constructor | Vickers firm |
| Manufacturer | |
| Years of production | 1910 |
| Specifications | |
| Weight kg | 65.6 tons |
| Barrel length, mm | 15.24 m |
| Caliber , mm | 12 inches (304.8 mm) |
| Rate of fire shots / min | 2 shots per minute |
| starting speed projectile, m / s | 861 |
Tool Construction
The barrel of the gun had a length of 50 calibers or 15240 mm. The weight of the gun was 65.6 tons.
Links
- Tony DiGiulian, British 12 "/ 50 (30.5 cm) Marks XI, XI * and XII (English)