NAVYPEDIA

Photo

Immortalite

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
Emerald			Deptford DYd	4.6.1849	19.7.1856	1.6.1859	sold 12.1869
Melpomene			Pembroke DYd	9.1849	8.8.1857	18.6.1859	sold 1.1875
Immortalite			Pembroke DYd	11.1849	25.10.1859	7.2.1861	sold 1883

Technical data

Displacement normal, t	Emerald: 3503 Melpomene: 3829 Immortalite: 3984
Displacement full, t
Length, m	Emerald, Melpomene: 72.2 pp Immortalite: 76.5 pp
Breadth, m	Emerald: 16.0 Melpomene, Immortalite: 15.9
Draught, m	5.08 hold depth
No of shafts	1 hoisting
Machinery	Emerald, Immortalite: sails + rectangular boilers, 1 2-cyl HSE Melpomene: sails + rectangular boilers, 1 2-cyl HSE, trunk
Power, h. p.	Emerald: 2323ihp Melpomene: 2171ihp Immortalite: 2366ihp
Max speed, kts	Emerald: 12 Melpomene: 12.4 Immortalite: 12.3
Fuel, t	coal
Endurance, nm(kts)
Armament	1 x 1 - 206/15 68pdr 95cwt shell SBML, 30 x 1 - 204/13 8'' 65cwt shell SBML, 20 x 1 - 163/18 32pdr 56cwt SBML
Complement	550-600

Graphics

Project history

Screw 51-gun frigates, converted on stocks from sailing frigates. Originally ordered in 1848 as 60-gun sailing frigates. Original fourth of this class, Imperieuse, was begun as screw frigate in 1850 to a different design. Remaining three were reordered in 1854-1856, being lengthened by 15m. Immortalite was lengthened during construction by another 4m, she was allegedly the fastest wooden warship under sail, making over 12kts. Wooden hull.

Modernizations

1862-1863, all: reduced to 35-gun

1869, all: reduced to 28-gun.

Naval service

No significant events.