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20 de Julio-class destroyer
Photo: Koster · Wikimedia Commons · Public domain
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20deJulio-classdestroyer

Destroyers · Colombia · 1958
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20deJulio-classdestroyer

20 de Julio-class destroyer
20 de Julio-class destroyer Photo: Koster · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Firepower
60
Air Defence
55
ASW Capability
50
Sensors
55
Survivability
65
Versatility
60
Endurance
60
Aviation
20
Technology
50
Cost-Effectiveness
70
Origin Colombia
CategoryDestroyers
EraEarly Cold War
In service1958–1958
Operators1 countries
Quantity4
Data Quality84%
MASS(Military Archive Scoring System)
55
Destroyers MASS Rating
19/45
Early Cold War
141/478
All-Time
Destroyers · 10 axes scored
Firepower
60
Air Defence
55
ASW Capability
50
Sensors
55
Survivability
65
Versatility
60
Endurance
60
Aviation
20
Technology
50
Cost-Effectiveness
70
ⓘ Regardless of era, the same scoring system applies to all units in the destroyers category.
01 / Overview
20 de Julio-class destroyer
Category
Country
Production
1958–1958
Quantity
4
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
DESTROYERS · EARLY COLD WAR
19
PERFORMANCE/PRICE
76
UNIT COST (2025 USD)
—
55
destroyers category
ⓘ Performance/Price and MASS score are computed across all units in the destroyers category, regardless of era.
02 / Specs & Design
◎Identification8MOD.8
  • Hull ClassificationHalland class
  • Ship TypeDestroyer
  • Builder / ShipyardGötaverken, Eriksberg
  • Laid Down1955
  • Launched1955
  • Commissioned1955
  • Ships in Class4
  • In ServiceYes
◈Displacement3MOD.3
  • Light Displacement2,630 t
  • Standard Displacement2,630 t
  • Full Load Displacement3,344 t
▣Dimensions3MOD.3
  • Length (overall)121.6 m
  • Beam12.1 m
  • Draft4.24 m
◇Complement1MOD.1
  • Total Complement272
◆Propulsion9MOD.9
  • PropulsionSteam Turbine
  • Arrangement (CODAG/COGAG…)2 shaft geared turbines, 2 boilers
  • Number of Engines2
  • Shaft Power43,250 kW
  • Shafts / Screws2
  • Top Speed35 kn
  • Cruise Speed20 kn
  • Range3,000
  • Nuclear-PoweredNo
▤Gun Armament4MOD.4
  • Main Gun4 × Bofors 120 mm guns M/50 (2 × 2)
  • Main Gun Calibre120 mm
  • Main Gun Count4
  • Secondary Guns2 × Bofors 57 mm guns m/50 (1 × 2), 6 × Bofors 40 mm AA guns m/48 (6 × 1)
⬢Missile Armament4MOD.4
▲Underwater Warfare3MOD.3
◎Aviation5MOD.5
◈Sensors & Combat Systems3MOD.3
▣Survivability2MOD.2
◇Fleet Status8MOD.8
  • Completed4
  • Active0
  • Under Construction0
  • Planned6
  • Cancelled2
  • Lost0
  • Retired4
  • Preserved1
03 / History
SERVICE LIFESPANStill in Service
  1. 1958Production started
68
years in service
0
years in production
4
units produced
1
countries operating
ⓘ The producing country still actively operates it.
04 / Operators
Operator Countries1country
20 de Julio-class destroyerSALES1records
YearBuyerQuantityAmountPresent Value (2025)
—Colombia2——
ⓘ "Present Value" is an estimated amount adjusted for inflation.
📖 TERMS ON THIS PAGE2terms
Anti-Submarine Warfare. Capability to detect, track, and engage submarines.
A mechanical device that converts steam pressure into rotational energy, used to drive shipboard generators or propulsion systems.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Destroyers entry →