Mon – Fri: 8:00am – 5:00pm
Welder welding a circumferential seam on a large carbon steel pressure vessel shell on rollers in a fabrication shop

Pressure Vessel Fabrication Services in Calgary, Alberta

At our welding shop in Calgary, we specialize in high-quality pressure vessel fabrication services, delivering safe, reliable, and code-compliant vessels for industrial, oil and gas, commercial, and processing applications. Our experienced team builds pressure vessels engineered for durability, performance, and long-term reliability in Alberta’s demanding industrial environments.

Built to your drawings

Professional Pressure Vessel Fabrication

We work closely with mechanical contractors, engineering firms, oilfield companies, manufacturing plants, and facility managers to fabricate custom pressure vessels that meet exact specifications and regulatory requirements. Whether you require a new vessel, a replacement unit, or a custom-built design, our shop provides the expertise and precision fabrication your project deserves.

As a trusted Calgary B pressure welding and fabrication shop, we manufacture pressure vessels built to withstand high pressure, extreme temperatures, and corrosive environments. All fabrication is completed by certified welders and skilled fabricators using industry-approved materials and welding procedures.

Stainless steel horizontal pressure vessel in a plant

Vessel types

Custom Fabricated Pressure Vessels

We fabricate vessels of all sizes and specifications, including:

Air receivers

Compressed air storage for shops and plants.

Separator vessels

Vessels that split gas, oil and water in process systems.

Steam vessels

Vessels built for steam service and heat.

Storage tanks

Tanks for process fluids and products.

Pressure holding containers

Containers built to hold their contents under pressure.

Gas and liquid separators

Separators sized to your flow and process.

Heat exchanger shells

Shells fabricated to suit the exchanger design.

Custom specialty vessels

One-off vessels for unusual processes or spaces.

Each vessel is fabricated to your engineering drawings and project specifications, with strict attention to accuracy, safety, and quality.

Certified welding

Certified Welding & Code-Compliant Fabrication

Our team follows all relevant codes, standards, and safety requirements for pressure vessel fabrication, including:

  • ASME Section VIII
  • ABSA requirements for Alberta
  • CWB and certified welding procedures
  • Quality control and full documentation
  • Material traceability and testing standards

Your pressure vessel is fabricated using certified welders experienced in SMAW, GTAW, FCAW, and MIG/TIG welding processes depending on material type and application.

Close-up of a flanged nozzle welded onto a steel pressure vessel shell with a reinforcing pad

From Drawings to a Finished Vessel

Accuracy, safety and quality at every step.

  1. Engineering Review

    We work from your engineering drawings and project specifications and confirm the details before cutting steel.

  2. Certified Materials

    Plate, pipe and fittings certified for pressure service are selected and tracked so every piece is traceable.

  3. Fabricate and Weld

    Shells, heads, nozzles and supports are fitted and welded by certified welders to approved procedures.

  4. Inspect and Test

    Welds are inspected, NDE and pressure testing are completed as required, and documentation is assembled.

Materials

High-Quality Materials

We fabricate pressure vessels using a wide range of metals selected for strength, corrosion resistance, and performance, including:

  • Carbon steel
  • Stainless steel
  • Chrome-moly
  • High-alloy steels
  • Specialty metals for unique applications

All materials are certified for pressure applications and fully traceable, ensuring complete quality control from start to finish.

Insulated pressure vessel and piping in an industrial facility

Existing vessels

Pressure Vessel Modifications & Add-Ons

In addition to new fabrication, we offer modification and upgrade services for existing pressure vessels, including:

Nozzle additions and modifications

Reinforced pads and supports

Internal and external components

Mounting brackets and skids

Access ports, ladders, and platforms

Custom piping connections

Whether you need adjustments for new process requirements or upgrades to improve performance, we provide precise, reliable modifications.

Where our vessels work

Industrial Applications We Serve

Our pressure vessels are used across a wide range of Alberta industries, including:

  • Oil and gas production
  • Petrochemical facilities
  • Manufacturing and processing plants
  • Water treatment facilities
  • Power generation
  • Agriculture and food processing
  • Construction and commercial HVAC systems

No matter the environment or operating conditions, we build vessels engineered for real-world performance and long-term safety.

Quality assurance

Quality Assurance & Inspection

Every pressure vessel we fabricate undergoes rigorous inspection and testing to ensure it meets or exceeds safety and performance standards.

Our QA process includes:

  • Visual weld inspection
  • NDE testing (UT, RT, MT, PT as required)
  • Pressure testing and hydro testing
  • Material verification
  • Dimensional inspection
  • Full documentation and certification

We ensure full compliance with all Alberta regulatory requirements before your vessel is delivered or installed.

Welder in orange coveralls welding a large curved steel vessel
Carbon steel pressure vessel with welded nozzles and process piping on a skid frame

Fabrication Pros

Why Choose Fabrication Pros for Pressure Vessel Fabrication in Calgary?

  • Industry-certified welders and fabricators
  • Full compliance with ASME and ABSA standards
  • High-precision equipment and fabrication facilities
  • Custom vessels made to exact specifications
  • Fast turnaround times and competitive pricing
  • Strong reputation for safety, quality, and reliability
  • Serving Calgary and all of southern Alberta

We take pride in delivering pressure vessels that meet the highest standards of durability, craftsmanship, and performance.

Service area

Serving Calgary & Southern Alberta

We proudly serve clients in:

  • Calgary
  • Airdrie
  • Red Deer
  • Okotoks
  • Cochrane
  • Chestermere
  • Lethbridge
  • Southern Alberta’s oilfield and industrial regions

Whether you need a single pressure vessel or ongoing fabrication support, we’re here to help.

Pressure Vessel FAQ

Which codes do you fabricate pressure vessels to?

We follow ASME Section VIII, ABSA requirements for Alberta, and CWB-certified welding procedures, with quality control, full documentation, material traceability and testing standards.

Can you modify a vessel we already have?

Yes. We add and modify nozzles, reinforced pads and supports, internal and external components, mounting brackets and skids, access ports, ladders and platforms, and custom piping connections.

How are vessels inspected and tested?

Our QA process includes visual weld inspection, NDE testing (UT, RT, MT, PT as required), pressure and hydro testing, material verification, dimensional inspection, and full documentation and certification.

What materials can you use?

Carbon steel, stainless steel, chrome-moly, high-alloy steels and specialty metals, all certified for pressure applications and fully traceable.

Request a Quote for Pressure Vessel Fabrication

Looking for reliable, code-compliant pressure vessel fabrication services in Calgary, Alberta? Our team is ready to assist with expert craftsmanship, responsive service, and trustworthy industry knowledge.

Call Now (403) 879-3443

Pressure Equipment Reading

Request a Quote for B Pressure Welding Services

Contact us with any questions you may have.