Iroquois-class

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Summary

Origin country 🇨🇦 Canada
Category Destroyer
SubtypeMissile destroyer
ManufacturerMarine Industries Ltd., Sorel, Davie Shipbuilding, Lauzon
Year commissioned1972
Units280 IROQUOIS, 281 HURON, 282 ATHABASKAN, 283 ALGONQUIN

Description

The Iroquois-class destroyers, also known as Tribal-class, are a series of destroyers originally built for the Royal Canadian Navy in the late 1960s. Their primary missions included anti-submarine warfare and the protection of Canadian territorial waters, as well as NATO assignments during the Cold War period.

Originating from the need to replace the aging fleet of 1950s destroyers, the Iroquois-class was conceptualized to meet the modern naval challenges of its time. The design incorporated advanced technology with an emphasis on versatility and multi-role capabilities. They featured a helicopter deck and hangar, which significantly enhanced their anti-submarine warfare capabilities. The vessels were also designed with a distinctive superstructure known as the "beartrap" system, which facilitated the safe and rapid deployment of helicopters in harsh sea conditions.

The armament of the Iroquois-class destroyers was substantial, reflecting their role as front-line warships. Initially equipped with a dual-purpose 127mm gun, they also carried a Sea Sparrow missile system for air defense, torpedoes for anti-submarine warfare, and a Phalanx close-in weapon system to counter high-speed maneuvering threats. Throughout their service life, the class underwent several modernizations to update electronic systems and weaponry to keep pace with the evolving maritime threat environment.

The operational history of the Iroquois-class is marked by their participation in various NATO maritime exercises and missions, showcasing their interoperability with allied naval forces. They served as flagships in standing NATO maritime groups and contributed to international efforts to maintain security in key maritime corridors. The ships also played a role in fisheries protection and sovereignty patrols in Canadian waters, as well as humanitarian and disaster relief operations, underlining their multi-role design.

The class operated exclusively under the flag of Canada, with all units commissioned by the Royal Canadian Navy. Their service extended into the 21st century, with the last of the class decommissioned in the mid-2010s.

Technical specifications

Iroquois
Displacement5100 tons
Range 8000 km at 15 knots
Crew280 members
Width15.0 m (49.2 ft)
Length129.0 m (423.2 ft)
Propulsion

4 Pratt & Whitney FT 4A2 gas turbines with a power of 50,000 hp - 2 propellers

Thrust4750 hp
Armament

1 SM-2MR (32 missiles) + 1 76mm OTO-MELARA Compact gun + 1 CIWS Mk.15 Phalanx + 2 12.7mm machine guns + 6 T/ASM Mk.32 + 2 Sea King helicopters

Maximum speed29 knots