Service 02 / 07

Piping, Metal Repairs & Conversions

Fabrication, modification and repair of piping systems, critical metal repairs, and the repair and conversion of ships and offshore structures.

Valves with green handwheels on the deck piping of a vessel
  • BWMinternational convention that our ballast water piping work complies with
  • Barges and shipswhere we have maintained, repaired and fabricated ballast water piping

The service

We fabricate, modify and repair the piping systems of a vessel, carry out the critical metal repairs it needs to stay in service, and repair and convert ships and offshore structures.

  • Fabrication, modification and repair of piping systems
  • Critical metal repairs
  • Repair and conversion of ships and offshore structures

Piping systems

We fabricate, modify and repair piping systems: new lines, changes to existing ones and repairs.

Welding of large-diameter pipe elbows. Photo from Tanzaca's project record.

Ballast water systems (BWMS)

We maintain, repair and fabricate piping for ballast water management systems on barges and ships, in compliance with the international BWM Convention. Our experience reaches as far as the installation of ballast water treatment plants.

Critical metal repairs

We carry out the critical metal repairs that a vessel needs to keep operating.

Repair and conversion of ships and offshore structures

We take on the repair and conversion of ships and offshore structures.

Related experience

  • Maintenance, repair and fabrication of piping for ballast water systems on barges and ships, in compliance with the BWM Convention
  • Installation of ballast water treatment plants

See our featured work

Reference standards

Reference standards commonly applied in the sector. They are listed for orientation and do not replace the specification of each project.

BWM Convention (IMO)
International Convention for the Control and Management of Ships' Ballast Water and Sediments.
IACS Rec. 47
Shipbuilding and repair quality standard.
ASME Section IX
Qualification of welding procedures and welders.
ISO 15614
Specification and qualification of welding procedures for metallic materials.

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