Type 23 Duke class - FF - Frigate IMO: MMSI: Flight Deck: NF Call Sign: GAAN Shipyard: Yarrow See Also: DDG County class D21 Events ---Filter---OrderedLaid downLaunchedCommissionedDecommissionedFate: transferedPort VisitRefitDeploymentTrialsAircraft History of HMS Norfolk F230 1984-octOrderedOrdered 1985-dec-14Laid downLaid down Yard No 1033 1987-jul-10LaunchedLaunched 1990-jun-01CommissionedCommissioned 1991-junTrialsTrials Intensive follow-up trials with Merlin PP5 as part of the Merlin Naval development programme. 1992-may-12DeploymentDeployment Departed in support of HMS Invincible for Orient 92 deployment as part of Task Group 318.1. Returned to UK Nov 1992. 1992-junPort VisitPort Visit Port Louis Task Group 318.1 Orient 92 deployment Port visit to Mauritius towards end of Jun 1992, after transiting the Suez Canal. 1994-febDeploymentDeployment South Atlantic Atlantic Patrol Task (South) relieved HMS Newcastle for Atlantic Patrol Task (South) around the Falklands 2001RefitRefit Mk.8 Mod 1 4.5 inch First ship to be fitted with Mod 1, Mk 8 4.5 gun 2002-apr-12Port VisitPort Visit Grand Harbour / il-Port il-Kbir / Valletta to Malta to celebrate 60th anniversary of award of George Cross to the island. 815 Sq Lynx HMA.8 ZD565/361 embarked. 2004-julAircraftAircraft 204 Flt assigned to 815 Squadron assigned 815 NAS Lynx HMA.8 ZF563 as Ships Flt / 361-NF until c Jan 2005 2005-apr-15DecommissionedDecommissioned following Jul 2004 announcement by UK MoD to reduce Type 23 fleet to 13 vessels. 2006Fate: transferedFate: transfered to Chile as Almirante Cochrane History of Almirante Cochrane FF-05 2006-nov-22CommissionedCommissioned Add new event for this unitYear:Month: <- (1/12) Optional Day: <- (1/31) Optional Text: Add Event Specifications Type 23 Duke class 180crew 3600light (tn) 4200full load (tn) 133length (m) 16.10beam (m) 5.50draught (m) 7800range (nm) 28max speed (knots) 4Naval Engine diesel - Paxman Valenta 12CM2Naval Engine electric motors2Naval Engine gas turbine - Rolls Royce Spey2Naval Engine propulsion system: CODLAG 2Missile Launcher Mk 141 quad Harpoon 1Missile Launcher Sea Wolf 2Naval Gun single 30 mm1Naval Gun Mk.8 Mod 1 4.5 inch 4Chaff and decoys Seagnat1Chaff and decoys towed decoy Type 1821Chaff and decoys towed decoy Type 2070 Talisman 2Naval Radar fire direction radar Type 9111Naval Radar navigation radar Type 10071Naval Radar surface and low level air search radar Type 996 1Sonar towed array sonar Type 20311Sonar hull mounted sonar Type 2050 Aircraft Typical Max Royal Navy AW EH101 11 Royal Navy Westland Lynx 11 Royal Navy AW AW159 Wildcat HMA2 10 Builder Yarrow, Scotstoun