Welcome to Alps Welding
Your Canadian Manufacturer of Custom Pressure Vessels & Heat Exchangers
For over 50 years, Alps Welding has been the fabricator of choice for EPCs, equipment designers, and end users across North America and beyond for their heat exchanger and pressure vessel equipment. Let us quote your next project!
About us
We are a globally competitive metal fabricator, specializing in custom industrial process equipment for a wide variety of industries.
With decades of experience, our team can deliver complete solutions from engineering support through fabrication and delivery. We bring technical expertise, industry compliance, and the capability to handle large, complex projects. While our core expertise lies in pressure vessels and heat exchangers, we also have extensive experience manufacturing a wide range of custom process equipment.
Our products are manufactured in Woodbridge, Ontario, and can be found worldwide.
Our Products
Heat Exchangers and Pressure Vessels
We design custom pressure vessels and heat exchangers that meet industry standards for demanding industrial environments.
Filtration and Purification Equipment
High-quality filter vessels for various industries, including precision-critical use cases.
Skid Packages and Modular Equipment Systems
Install-ready skid packages and modular systems assembled in-facility, including all fixtures (e.g., electrical and controls, piping, structural).
Other Custom Vessels and Process Equipment
We can fabricate project-specific products, including tube packages, flare stacks, storage tanks, vessel attachments, and more.
Recent Posts and News
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Behind the Build: A Pressure Vessel for Power Generation
As a Canadian pressure vessel manufacturer, Alps Welding fabricates custom equipment for industrial applications. This project highlights a carbon steel pressure vessel with stainless steel internal components for water treatment in the power generation industry. The shop photos offer a closer look at the vessel during fabrication, from its cylindrical shell and flanged connections to…
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Finishing Custom Pressure Vessel for Oil and Gas Industry
Alps Welding is currently completing the fabrication of a custom carbon steel pressure vessel for a customer in the oil and gas industry. Measuring approximately 114″ Diameter × 142″ Tangent-to-Tangent, we are fabricating this pressure vessel in accordance with ASME Section VIII, Division 1 requirements. Overall, this project highlights the scale and fabrication capability required…
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Multi-Skid Vapour Recovery Unit (VRU) System
Back in 2010, Alps Welding delivered this multi-skid vapour recovery unit (VRU) system for a major oil company end-user in New Brunswick. The project brought together pressure vessels, piping, control systems, electronics, and structural skid frames, with the full fabrication and assembly completed in-house. Each component had to align not just physically, but functionally. The…
Need fabrication support for your next project? Let’s connect!
Connect with our team to request a quote, schedule a shop tour, or discuss your project requirements. We’ll work with you to deliver a tailored fabrication solution that meets your scope and timeline.