28 cm SK C/28 naval gun
The German 28 cm C/28 was a 283 mm 52-caliber built-up gun designed in 1928 and used on the cruisers.
History
28 cm SK C/28 naval gun were used on the famous Panzerschiffes - Lützow, Admiral Scheer and Admiral Graf Spee. For needed elevation turrets were fitted with RPC.Shells used in the guns were of inferior ballistic characteristics when compared to successor 28 cm SK C/34.
Characteristics
Characteristics of SK C/28 and the later SK C/34 283 mm shells are in the table below:| Gun type | Shell type | Length | Total weight |
| SK C/28 | Armor-piercing | 3.7 | |
| Semi-armor-piercing | 4.2 | ||
| Igniting | 4.2 | ||
| SK C/34 | Armor-piercing | 4.4 | |
| Semi-armorpiercing | 4.4 | ||
| Igniting | 4.5 |
Performance of the SK C/28 at different ranges, firing a 300 kg armour-piercing projectile :
| Distance | ||||||||
| Shooting angle | 1.9 | 4.5 | 8.0 | 12.5 | 18.6 | 26.3 | 36.4 | 40.0 |
| Shell hitting angle | 2.4 | 6.0 | 11.8 | 21.4 | 34.2 | 46.4 | 56.0 | - |
| Shell velocity at target | ? | - |