Home About Services Depot Projects Contact Tell Us Your Needs

Fabrication, Welding & Machine Shop

Q² Machines offers heavy industrial and structural fabrication, pipe welding, coded welds, and precision CNC and conventional machining, performed in-house at our facility in Trinidad.

What we supply

  • Structural Steelwork
  • Pipe Spools & Pipework
  • Heavy Plate Fabrication
  • SMAW / MIG / TIG / FCAW
  • Coded Welds (BS/ASME)
  • Surface Preparation & Painting
  • Turning, Taper Turning, Drilling, Reaming, Boring, Parting Off, Facing, Knurling, Thread Cutting, Milling & Shaping, Press Work, Cold Cutting
  • Component Rebuild & Repair
  • Custom Component & Part Manufacture

For steel structures, platforms and walkways, see Structural Steel Systems.

What we do

  • Design-to-Fabrication
  • Site Installation & Erection
  • Plant Modifications & Upgrades
  • Shutdown / Turnaround Support
  • NDT & Weld Inspection Support
  • Repair & Refurbishment
  • Shaft & Coupling Repair
  • Pulley & Drum Machining
  • Flange & Fitting Fabrication
  • Emergency Breakdown Machining
  • Tolerance-Critical Components
  • Reverse Engineering

Built in-house

Our fabrication and welding workshop and our machine shop are in-house, so fabricated and machined parts come from one facility. Welding is certified and quality assured. We work from Trinidad for clients across the Caribbean, Venezuela, Colombia, Guyana and South America.

Related project

Sand & Gravel Wet Processing Plant Upgrade, Valencia, Trinidad and Tobago (2016): design and construction of the civil infrastructure and the structural steelwork superstructure for the secondary stage of a 250 TPH plant, with machinery commissioning, and electrical and controls works.

See all projects →

Frequently asked questions

Which welding processes and codes do you work to?

We weld using SMAW, MIG, TIG and FCAW processes, including coded welds to BS/ASME. Our welding is certified and quality assured.

Can you machine or reverse engineer a part?

Yes. Our machine shop does precision CNC and conventional machining to exact tolerances, including custom parts, tolerance-critical components, emergency breakdown machining and reverse engineering.

Do you work on site during shutdowns?

Yes. We offer shutdown and turnaround support, site installation and erection, and plant modifications and upgrades.

Have a Project
in Mind?

Tell us what you need to build, fix or deliver. Our team will come back with a plan.