Japan

6"/45 (15.2 cm) Elswick

6"/45 (15.2 cm) 41st Year Type

15 cm/45 (6") 41st Year Type

Click for larger image. — Cruiser Tone in 1911. 6" (15.2 cm) guns are on the forecastle and stern. IWM photograph Q 22422.

Description

A Japanese version of the Elswick 6" (15.2 cm) gun. Still in use during World War II as coastal artillery. Interesting in that the Protected Cruisers of the Chikuma class had a uniform armament of six of these guns at a time when mixed batteries was the normal fashion.

Redesignated as 41st Year Type on 25 December 1908. Redesignated in centimeters on 5 October 1917.

Gun Characteristics

Designation	6"/45 (15.2 cm) Elswick 6"/45 (15.2 cm) 41st Year Type (Model 1908) 15 cm/45 (6") 41st Year Type (Model 1908)
Ship Class Used On	Protected Cruisers Tone and Chikuma classes
Date Of Design	1908
Date In Service	1910
Gun Weight	N/A
Gun Length oa	N/A
Bore Length	270 in (6.858 m)
Rifling Length	N/A
Grooves	N/A
Lands	N/A
Twist	N/A
Chamber Volume	N/A
Rate Of Fire	about 5 rounds per minute

Ammunition

Type	Bag
Projectile Types and Weights	AP: 100 lbs. (45.4 kg) HE: 100 lbs. (45.4 kg)
Bursting Charge	N/A
Projectile Length	N/A
Propellant Charge	N/A
Muzzle Velocity	2,707 fps (825 mps)
Working Pressure	N/A
Approximate Barrel Life	N/A
Ammunition stowage per gun	N/A

Range

Range with 100 lbs. (45.4 kg) AP
Elevation	Range
18 degrees	16,190 yards (14,800 m)

Mount/Turret Data

Designation	Single Pedestal Mounts: Tone (2) and Chikuma (8)
Weight	N/A
Elevation	about -5 / +18 degrees
Elevation Rate	N/A
Train	About +150 / -150 degrees
Train Rate	N/A
Gun recoil	N/A

Sources

Data from:

"Naval Weapons of World War Two" by John Campbell

"Japanese Cruisers of the Pacific War" by Eric Lacroix and Linton Wells II

Page History

16 July 2004: Benchmark
27 May 2012: Updated to latest template
04 March 2014: Replaced photograph of Tone

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