Reference projects

Projects & work in the field.

A searchable register of PEC projects for Qatar's operators and contractors, a featured GRE fire water project and case histories — from composite repair and offshore risers to subsea work.

170+Projects completed
25Years serving Qatar's oil & gas sector, since 2001
50+Clients — operators, EPC contractors and industrial companies
17Ongoing contracts, including multi-year call-offs

Featured project

Specialist GRE fire water systems for ISND 5.1.

PEC was the GRE specialist on ISND 5.1 — working with main contractor COOEC and offshore contractor Qatar Shipyard for end user QatarEnergy.

Illustration of an offshore platform with the fire water lines highlighted
Illustration · fire water lines

Stakeholder matrix

End userQatarEnergy
Main contractorCOOEC
Offshore contractorQatar Shipyard
GRE specialistPEC

System scope

System
GRE fire water & sprinkler lines
Pipe sizes
DN25 to DN150
PEC role
GRE specialist

PEC mandate

  1. 01Spool fabrication & assembly

    Specialist GRE spools fabricated and assembled.

  2. 02Adhesive bonding & jointing

    Precision adhesive bonding and jointing.

  3. 03Hydrostatic pressure testing

    Lines pressure-tested hydrostatically.

  4. 04Overlap lamination

    Fire-resistant overlap lamination.

Recent & ongoing

Recent & ongoing work.

Every contract PEC has running now, including the long-running call-offs. The full record, back to 2005, is in the register below.

Browse the full project register

Project register

Every project, searchable.

PEC's project record from 2005 to 2026. Search by project, client or year, or filter by year range, client and status.

Composite wrapping & repair · GRE / GRP piping · Ceramic & riser coatings · Rubber lining · Fabrication · Chemical cleaning · Sealing & packing · Painting & civil works · Manpower, supply & training

YearClientProjectStatus

Client certificates

Completed, and signed off.

Completion, milestone and discharge certificates from QatarEnergy, Dolphin Energy, QAFCO, Qatar Petroleum Development Japan and GASAL. Open any document to view it in full.

48-inch offshore pipeline composite repair — Discharge certificate, contract LC19105500QatarEnergy · 202348-inch offshore pipeline composite repairDischarge certificate, contract LC19105500View certificate 48-inch offshore pipeline composite repair — Certificate of completion, contract LC19105500Qatar Petroleum · 202048-inch offshore pipeline composite repairCertificate of completion, contract LC19105500View certificate Composite wrapping, 12-inch gas equalizer line — Mechanical completion certificate, slug catcherDolphin Energy · 2024Composite wrapping, 12-inch gas equalizer lineMechanical completion certificate, slug catcherView certificate T-5051 Argus: GRE pin-hole leak rectification — Completion report, with 3X EngineeringQatarEnergy, Halul Terminal · 2024T-5051 Argus: GRE pin-hole leak rectificationCompletion report, with 3X EngineeringView report Ceramic composite coating, SDQ2 — Milestone completion certificate, contract 706087QAFCO · 2023Ceramic composite coating, SDQ2Milestone completion certificate, contract 706087View certificate Special composite wrap on the KK1 subsea pipeline — Completion report, Al Karkara FieldQatar Petroleum Development Japan · 2022Special composite wrap on the KK1 subsea pipelineCompletion report, Al Karkara FieldView report Composite wrapping, piping spools in Unit 100 — Mechanical completion certificateDolphin Energy · 2020Composite wrapping, piping spools in Unit 100Mechanical completion certificateView certificate Refurbishment of seawater filters, Mesaieed — Completion report, conformed by GASALGASAL · 2022Refurbishment of seawater filters, MesaieedCompletion report, conformed by GASALView report Pipeline sign boards replacement, MIC area & NGL complex — Completion report, conformed by GASALGASAL · 2022Pipeline sign boards replacement, MIC area & NGL complexCompletion report, conformed by GASALView report

Case histories

Composite repair, by 3X Engineering.

Repairs performed by 3X Engineering, whose kits PEC offers in Qatar. Case histories from 3X Engineering project records.

Performed by 3X Engineering
REINFORCEKiT® PATCH · Dec 2023

Storage tank bottom — pitting corrosion & hole

Bottom of a storage tank reinforced from the inside. Design per API 653 and ASME PCC-2; surface prepared with a Bristle Blaster to a profile above 60 µm, the 30×40 mm hole filled and sealed with a steel plate, then Kevlar® composite patches applied.

Performed by 3X Engineering
REINFORCEKiT® PATCH · Sep 2021

Separator tank — internal corrosion, 12 areas

A 5 m-diameter separator reinforced on twelve internally corroded areas. Hydroblasted surface preparation, roughness verified above 60 µm, then filler and composite patching — designed per API 653 and ASME PCC-2.

Clients

Trusted by Qatar's energy leaders.

Operators, EPC contractors and industrial companies PEC has worked with across Qatar's oil & gas, petrochemical, power and infrastructure sectors.

Your project

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