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Industries overview Industries The global Metalock Engineering Group supports all engineering industries during planned maintenance periods and also in emergency breakdown situations.
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Services overview Services The Metalock Group offer numerous mechanical services and repairs across the world, including On Site Machining, Casting Repairs, Metrology and Crankpin Machining.
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Repairs overview Repairs This is the overview page for all of the typical repair services that Metalock carry out across the world, including specialist cold cast iron repairs and specialist diesel engine repairs and line boring.
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About Us overview About Us Our engineers and technicians have all the experience and specialist knowledge needed to get your operation back in action as fast as possible. If anyone can save you time and money and protect your hard-earned reputation, they can.
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Home Industries Marine and Offshore
Marine and Offshore

Marine and Offshore Repairs, Maintenance and Upgrades

Metalock Engineering Group has served and supported Merchant Marine and the Offshore industry since 1946 providing specialist high quality and cost-effective repairs approved by Class that reduces costs and extends the life of major items of plant and machinery, saving millions in lost revenue throughout the industry every year.

Presentation Downloads

M/S Amorella Engine Leak Repair Video

In an exceptionally confined space, machine lower cylinder sealing surface within 0.02mm tolerance, to restore the engine from leakage, with minimal problems with debris.

Find out how our experience working in the Marine & Offshore industries can help save you time and money.

Specialist Technicians Around the World

We have specialist technicians located at our service centres around the world that are all marine/offshore trained and approved ready to respond at very short notice to any situation.

Typical specialist marine and offshore repairs:

  • Journal machining and grinding for crankpins and main bearings.
  • Line boring for engines, stern tubes and 'A' brackets.
  • Rudder bore refurbishment.
  • Optical and laser alignment.
  • Upper and lower cylinder-liner landing sleeving.
  • Coupling-hole machining.
  • Engine mounting pads.
  • NDT and hardness testing.
  • Entablature and bedplates.
  • Cylinder covers and liners.
  • Turbo casings, generators, pistons, alternators, steering gear, windlasses, and capstans.

Serving the Naval Industry Worldwide

The Metalock Engineering Group have been involved in Naval construction since 1984, including operation and maintenance on surface and sub-surface vessels.

Find out more

Metalock in Action

Vosper Thornycroft - Southampton, Stern Tube Boring
Veritas Winch Brake Drums - Regrinding to Remove Scores
Type 45 Destroyers - Major In-Situ Machining Contract
Pielstick Engine - Engine Block Repairs
Offshore - Propshaft Metal Spray Recovery
HMS Endurance - Stern Tube Seal Retrofit
Elefsis Greece - Machining Weapons Seatings
Allen Gears - Bearing Pocket Transplants
Aberthaw Fisher - Main Bearing Transplants
Offshore/Marine construction 5600 Te Main reel shaft
Ships Rudder stock machining
Naval prop-shaft coupling hole boring
Ship Stern Tube Seal modifications involving deep hole drilling
Reel Shaft bearing journal machining
6 x Drilling Jack Up Rigs – Spiral Welding and Line Boring of KIP Elevating Unit Bores
Ships Rudder stock recovery
Mobile Machining – Shipping/Diesel Engines
Balance Wheel Repair on a Ship’s Engine
Repairs on a Main Engine
Valve Housing Repair
Surveying and Boring of a Bearing Channel with Lasers or Alignment Telescopes
Large in-situ milling machines
Download Ashod Slewring Repair Presentation
Download Engine Bearing Pocket Transplant Presentation
Video M/S Amorella Engine Leak Repair Video
Image Marine And Offshore - Drillship
Image HMS Endurance Marine Stern Tube Deep Hole Drilling 3Aft - Marine And Offshore
Image Jack-Up rig in Dubai
Image Maching Propshaft Bearing Area - Marine & Offshore
Image Machining Crankpin Journal
Image Marine and Offshore
Image Engine laser alignment check
Image Jack-up - Reboring Jacking gear bores
Image FPSO Mooring Turret machining
Image Main engine main bearing re-bore
Image Sonar Dome Plate 11 M Long X 5 M Wide
Image Crankpin bearing journal machining
Image Boring intermediate and aft A frames bores
Image Machining 8 meter diameter bore on large offshore fabrication
Image Vessel in drydock

Serving the Marine and Offshore Industries Worldwide

Find out how our experience working in the Marine & Offshore industries can help save you time and money.

Get in contact

How can we help you? We offer a 24/7 worldwide emergency response. Please select from the options below to contact us.

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