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Strut Channel

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  4. G-Strut 9/16" x 1-1/8" Pre-Galvanized 14 Gauge Oval Slotted, 20' Strut G134OS2
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    G-Strut 9/16" x 1-1/8" Pre-Galvanized 14 Gauge Oval Slotted, 20' Strut G134OS2
    SKU: GSTRUT-G134OS2
    $2439
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Heavy-Duty Strut Channel & Metal Framing Support Systems

Streamline your construction, infrastructure, and material handling installations with the versatile selection of strut channel systems available at Ohio Power Tool. Often referred to as Unistrut, continuous slot channel, or metal framing, strut channel is the industrial standard for creating rugged, infinitely adjustable support frameworks without the need for on-site welding or custom drilling. These U-shaped structural profiles feature inward-curving lips that securely lock in spring nuts, channel bolts, and threaded rod, allowing you to mount, brace, and connect heavy machinery and structural loads with ease.

Industrial Framing for Mechanical, Electrical, and Plumbing (MEP) Trades

For commercial contractors, metal strut channel is the indispensable backbone of mechanical, electrical, plumbing, and HVAC installations. It serves as the primary support framework for suspending heavy electrical conduit runs, anchoring ductwork, laying out cable trays, and building complex trapeze hangers for industrial piping. To maximize efficiency and safety when working with galvanized or stainless steel profiles, professionals rely on specialized hydraulic cutters like the RIDGID STRUTSLAYR to deliver clean, burr-free cuts in seconds, eliminating hot-work permits and ensuring rapid on-site assembly.

Modular Configurations with Premium Strut Accessories

The true power of a metal framing layout lies in its modularity. Because the system relies completely on a bolt-together design, your support infrastructure can be reconfigured, expanded, or adjusted on-site as project specifications evolve, eliminating material waste and costly downtime. By sourcing your strut channels along with high-quality accessories—including spring cushion nuts, 90-degree angle brackets, beam clamps, and heavy-duty pipe straps—from Ohio Power Tool, you gain access to durable components capable of handling high-capacity structural loads.

Corrosion-Resistant Metal Framing Options for Any Environment

Environmental conditions dictate the lifespan of your framing installation. Our inventory spans multiple finishes and alloys to ensure long-term stability in any setting. Choose pre-galvanized or hot-dipped galvanized steel channels for excellent rust resistance in commercial warehouses and indoor electrical rooms, or opt for stainless steel and aluminum strut options when building frameworks in highly corrosive chemical plants, wastewater facilities, or outdoor jobsites. Explore our full range of slotted, solid, and back-to-back strut channels to secure the exact footprint your building codes demand.

Strut Channel & Metal Framing FAQs

What are the standard dimensions of a strut channel?
The standard width for industrial strut channel is 1-5/8 inches. However, the depth varies based on load requirements:
  • Standard / Deep Channel: 1-5/8" x 1-5/8" (often referred to as full-size or 12-gauge strut), used for heavy-duty load support.
  • Shallow Channel: 1-5/8" x 13/16", ideal for tight spaces, surface-mounting to walls, or lighter utility applications.
What is the difference between solid and slotted strut channel?
Solid channel has no holes along the back, offering maximum structural rigidity and beam strength, but it requires manual drilling if you need to anchor it directly to a wall. Slotted channel features pre-punched slots along the back, allowing installers to easily run anchor bolts, concrete fasteners, or threaded rods through the channel without on-site drilling.
What steel thickness (gauge) is used for metal framing channels?
Industrial metal framing is primarily manufactured in 12-gauge (approx. 0.105 inches thick) for heavy-duty commercial construction and MEP hangers. For lighter structural loads, electrical runs, or cost-sensitive projects, a thinner 14-gauge steel option is also commonly utilized.
How does a channel spring nut work?
A channel nut features grooves on its face that lock onto the inward-curving lips of the strut channel. The attached compressed coil spring pushes against the back of the channel, holding the nut securely in place anywhere along the slot. This allows you to easily screw in bolts, brackets, or threaded rod assemblies without holding the nut manually.
Which strut channel finish should I choose for outdoor or corrosive environments?
For indoor environments, pre-galvanized or electro-galvanized steel is standard. For outdoor jobsites, high-humidity rooms, or chemical exposure, use hot-dipped galvanized (HDG) steel, stainless steel, or aluminum, as these coatings provide superior long-term defense against rust and atmospheric oxidation.
What is a back-to-back or combo strut channel?
A back-to-back channel consists of two standard U-shaped strut profiles welded together along their solid flat backs. This configuration doubles the structural load capacity and provides open mounting slots on opposite sides, which is perfect for building heavy-duty mid-room dividers or vertical multi-tier pipe racks.
What is the best way to cut steel strut channel safely on the jobsite?
While portable band saws and chop saws are frequently used, specialized cold-cutting tools like the RIDGID STRUTSLAYR mechanical cutter or dedicated hydraulic strut shear heads are the safest, cleanest methods. They press through the steel cleanly in seconds, generating zero sparks, zero burning metal odors, and leaving a completely burr-free edge that doesn't require filing.
Can I mix different brands of strut channels and hardware fittings?
Yes, because the core 1-5/8 inch exterior width profile is universally standardized across major manufacturers like Unistrut, Superstrut, B-Line, and Power-Strut. However, you must ensure that your hardware depth (such as spring length on channel nuts) matches the specific depth profile (1-5/8" deep vs. 13/16" shallow) of the channel you are utilizing.
How much weight can a standard 12-gauge strut channel hold?
The load capacity depends heavily on the distance between support anchors (the span) and whether the force is a concentrated point load or a uniformly distributed load. For example, a standard 12-gauge 1-5/8" full-size channel can support hundreds of pounds across a short span, but you should always consult the manufacturer's engineering load data tables to calculate safe deflection limits for your specific structural layout.
What are cushion clamps and why are they used with strut framing?
Cushion clamps feature an integrated thermoplastic elastomer lining inside a metal channel strap. They are used to secure copper tubing, HVAC refrigerant lines, and hydraulic pipes to the strut network. The cushion dampens mechanical vibrations, prevents galvanic corrosion between dissimilar metals, and accommodates thermal expansion and contraction without damaging the line.
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