Hollow Structural Sections | McMaster-Carr

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Shape

Rectangular Tube

System of Measurement

Wall Thickness

OD

Material

Grade 9 Titanium

Stainless Steel

ID

Length

Outside Width

Outside Height

Inside Width

Inside Height

Outside Corner Shape

Fabrication

Stress Relieved

Specifications Met

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Appearance

Hardness Rating

Yield Strength

Less than 20,000 psi

20,000 psi to 29,999 psi

30,000 psi to 39,999 psi

40,000 psi to 99,999 psi

100,000 psi or greater

Tolerance Rating

Performance

Chemical Resistant

Corrosion Resistant

Easy Thermoform

Electrically Insulating

High Temperature

Impact Resistant

Moisture Resistant

Thermally Stable

Hardness

Durometer 50D to Durometer 55D

Durometer 55D to Durometer 66D

Durometer 65D to Durometer 67D

Inside Corner Shape

Maximum Temperature

Less than 250° F

250° F to 499° F

500° F to 999° F

1,000° F to 1,999° F

2,000° F or greater

How can we improve?

2,876 Products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

Brass

More machinable than copper and bronze—all with material certificates for traceability

Plastic

A lightweight alternative to metal and glass

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

Fiberglass

A lightweight alternative to metal and wood widely used in electrical and structural applications

Hard Fiber

Chemically treated to be hard and dense, this is the easiest composite to machine in our offering

Bronze

Better wear resistance than copper and brass—all with material certificates for traceability

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

Titanium

The most corrosion-resistant metal we offer—all with material certificates for traceability

Building and Machinery Hardware

Weld-Together Framing Rails

Weld-Together Framing Rails

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

Bolt-Together Framing Rails

Bolt-Together Framing Rails

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

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

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

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

Flush-Fit Framing Rails

Flush-Fit Framing Rails

Join flush-fit framing rails to build smooth stair and platform railings

Press-Fit Framing and Fittings

Press-Fit Framing and Fittings

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

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