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BL 18-inch railway howitzer
Railway howitzer / From Wikipedia, the free encyclopedia
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The BL 18-inch railway howitzer (formally Ordnance BL 18-inch Mk I howitzer on truck, railway) was a British railway gun developed during World War I. Part of the progression of ever-larger howitzers on the Western Front, it did not enter service until 1920.
Quick Facts Type, Place of origin ...
BL 18-inch railway howitzer | |
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![]() Example at Catterick, 12 December 1940 | |
Type | Railway howitzer |
Place of origin | United Kingdom |
Service history | |
In service | 1920–1945 |
Used by | United Kingdom |
Wars | World War II |
Production history | |
Manufacturer | Elswick Ordnance Company |
No. built | 5 |
Specifications | |
Mass | 85.7 tons (barrel & breech) |
Barrel length | Bore: 52 ft (16 m) (34.7 calibres)[1] |
Shell | HE; 2,500 lb (1,134 kg)[1] |
Calibre | 18-inch (457.2 mm) |
Elevation | 0° - 40° |
Traverse | 2° L & R |
Muzzle velocity | 1,880 ft/s (570 m/s)[1] |
Effective firing range | 22,300 yd (20,400 m)[1] |
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