Aerospace & Defense
Great Lakes Specialty Metals serves fabricators and manufacturers nationwide. With our flexibility and focus on customer service, we ensure the aerospace and defense industries have what they need, when they need it.
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Data center construction runs on tight timelines and tight specifications. When a general contractor or fabricator needs corrosion-resistant bar, tube, or structural angle for server racks, cable tray support, or cooling system piping, a slow supplier can stall an entire build.
Great Lakes Specialty Metals is the data center metal supplier that keeps these projects moving, stocking stainless steel and aluminum in the grades and shapes data center construction actually calls for, then getting it cut, finished, and delivered on the schedule the job demands.
We also supply 316 stainless steel bars and tubing to OEM equipment manufacturers and machine shops building liquid cooling systems, cold plates, and precision assemblies for Stainless steel bar holdsAI data center infrastructure.


Data center builds lean on stainless steel and aluminum for reasons that go beyond looks. Stainless steel bar holds up in the humidity of mechanical and cooling rooms, where corrosion resistance keeps structural supports and cooling system piping performing for the life of the facility. 316L stainless steel is the grade most often specified for liquid cooling components including cold plates, coolant manifolds, pump bodies, heat exchanger assemblies, and distribution headers.
Aluminum angles and extrusions provide the strength-to-weight ratio needed for cable tray systems, server enclosures, and overhead runs that must go up fast without overloading the structure above them. Whether the spec calls for stainless bars for a cooling loop or aluminum angle for rack framing, we stock the shapes and grades to match it.
Easily convert steel measurements and estimate weight with our Conversion & Weight Calculator.
Great Lakes Specialty Metals serves data center projects across Illinois, Wisconsin, and Indiana with our own delivery fleet, and we ship stainless steel, aluminum, and specialty alloys nationwide for builds outside the Midwest. As a metal distributor for data centers, we work with general contractors, structural fabricators, and mechanical contractors who need material sourced, cut, and delivered on a construction schedule, not a retail one.

Beyond raw materials, data center contractors need bar and tube cut to spec before they ever reach the site. Our production cutting services handle saw cutting up to 22 inches in diameter, cut-to-size plate, and sheared sheet. Bandsaw cutting services are available through our partner network for more complex structural angles and extrusion profiles. Heat treating and centerless grinding are available for components that need tighter tolerances or added strength, and our managed inventory programs let contractors lock in material ahead of a multi-phase build instead of reordering project by project.
Data center general contractors and structural engineers work under specs that leave no room for guessing on material certs. As an ISO 9001 and AS9100 certified supplier, Great Lakes Specialty Metals provides Mill Test Reports with every order, verifying the chemical composition and mechanical properties of the exact heat of stainless steel or aluminum shipped to the job site. That traceability, combined with the option to draw on our parent company American Stainless Corp’s inventory for material beyond what we stock in-house, means we can back a large data center order with documentation an inspector or engineer will accept. We source from domestic mills, DFARS-compliant suppliers, and trusted global partners, backed by over 30 years of industrial metal distribution experience.

Tell us the grades, shapes, and quantities your data center build calls for, and we’ll get you a quote with real lead times, not a runaround. Request a quote today and put a data center metal supplier that understands construction schedules on your team.
What metals do you supply for data center construction?
We stock stainless steel (304/304L and 316/316L), aluminum, brass, and nickel alloys in bar, tube and pipe, angle, and custom extrusion profiles, the shapes most commonly specified for cable tray support, server enclosures, and cooling system piping in data center builds. Sheet and plate are also available for structural and enclosure applications.
Can you cut material to spec before it ships to the job site?
Yes. Our production cutting handles saw cutting, cut-to-size plate, and sheared sheet, and we work with partners for cutting on more complex angle and extrusion profiles. This lets contractors receive bar, tube, and extrusions ready to install instead of cutting on site.
Do you deliver to data center construction sites outside Illinois, Wisconsin, and Indiana?
Yes. Our own fleet delivers throughout Chicagoland, southern Wisconsin, and northern Indiana with next-day and same-day options on in-stock material. For data center projects anywhere else in the country, we ship nationwide through trusted carrier partners, working as a metal distributor for data centers regardless of location.
Our expert staff helps customers across the country and across numerous industries find the stainless steel, aluminum, brass, nickel alloy and specialty metal products they need.
We stock hundreds of items across a variety of metals, grades and shapes. If we don’t have it, we have the team and resources you need to source material from around the world.
In our extensive inventory we carry rounds, flats, hexes, squares, angles (equal and unequal leg), sheet (both 2B and #4 polished), pipe, plate and all varieties of tubing (round, square and rectangular). If not in stock, we can locate it for you.