Square Metal Tubing | McMaster-Carr

Filter by

Material

System of Measurement

Length

Rail Height

T-Slotted Framing Rail Profile

Bracket Type

Color

Wall Thickness

Outside Width

Outside Height

Thread Size

Strut Channel Framing Component

Finish

Inside Width

Thickness

Strut Channel Type

Rail Width

REACH Compliance

Inside Height

RoHS Compliance

T-Slotted Framing Component

DFARS Compliance

Single Rail Profile Style

How can we improve?

2,632 Products

Raw Materials

Steel

Strong, machinable, and weldable but lacks corrosion resistance

Aluminum

Lightweight, easy to machine, and corrosion resistant in wet environments

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Brass

More machinable than copper and bronze for making nuts, hinges, and locks

Building and Machinery Hardware

Bolt-Together Framing and Fittings

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

Press-Fit Framing Rails

Press-Fit Framing Rails

Set up temporary partitions, guards, and displays using only a hammer

Press-Fit Framing Connectors

Press-Fit Framing Connectors

Tap into place with a hammer to join two or more press-fit rails

Press-Fit Framing Rail Ends

Press-Fit Framing Rail Ends

Bolt rails to floors, walls, and ceilings to secure your press-fit structure

Press-Fit Framing Feet

Press-Fit Framing Feet

Level and stabilize structures by inserting into ends of press-fit rails

Press-Fit Framing Caps

Press-Fit Framing Caps

Push into press-fit rails for a finished look that keeps out debris

Press-Fit Framing Braces

Press-Fit Framing Braces

Reinforce the corners of press-fit structures

Weld-Together Framing and Fittings

Weld-Together Framing and Fittings

Permanently join rails and fittings to assemble heavy duty racks, shelving, and work tables

Strut Channel

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

Strut Channel Feet

Strut Channel Feet

Add a stable, nonmarring base to strut channel legs

Strut Channel Braces

Strut Channel Braces

Reinforce the corners of strut channel structures

Strut Channel Nuts

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

Strut Channel Structural Brackets

Strut Channel Structural Brackets

Join strut channel surfaces and corners to route conduit and pipe or build other structures

Strut Channel Washers

Strut Channel Washers

Pair with hex nuts to connect threaded rod to strut channel

Strut Channel Shelf Brackets

Strut Channel Shelf Brackets

Support shelving by mounting inside strut channel

Strut Channel Wall Mounts

Strut Channel Wall Mounts

Secure strut channel to walls and posts

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

Strut Channel Outlet Box Covers

Strut Channel Outlet Box Covers

Enclose wiring within strut channel and knock out the holes to mount outlets and switches

Strut Channel Outlet Boxes

Strut Channel Outlet Boxes

Mount outlets on strut channel to supply power where needed

Strut Channel Stair Brackets

Strut Channel Stair Brackets

Mount stair treads to strut channel framing

Strut Channel Panel Clamps

Strut Channel Panel Clamps

Mount panels to strut channel to hold them in place

Strut Channel Conduit Routing Mounts

Strut Channel Conduit Routing Mounts

Run conduit along strut channel to create a raceway for wiring

Locking-Slotted Framing and Fittings

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

Electrical

Electrical Enclosure Mounting Channels

Electrical Enclosure Mounting Channels

Position components inside electrical enclosures without drilling holes, which can leak

Material Handling

Beam Clamps

Secure lines of pipe and duct, overhead equipment, and lighting fixtures to beam flanges

Pipe Supports

Brace pipe, tube, and conduit that needs to be routed between studs or elevated off the floor

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)