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Square Metal Tube / Tubing

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square-tube-large-new-min-4superZoom-main

Square Metal Tube / Tubing

Square metal tube stock is used in both structural and architectural applications. Versatility and strength are the key positives of square tubing for sale. Whether you're looking for popular sizes like 2x2 square tubing or 1-inch square tubing, you can find them at Online Metals available in full size and custom cut lengths. Why waste time searching for metal tubing near you when you can price and order online today and enjoy the convenience of having it delivered directly to you? Get started on your project today!

Square tube is stocked in most sizes at our metal supply warehouses in Portland, Dallas, Atlanta, Wallingford, Toledo, and Los Angeles. Standard lengths and cut to size are available.

We carry square metal tubing in aluminum, brass, carbon steel, and stainless steel.

Relevant Knowledge Hub Resources: Understanding Steel | 5 Reasons to Cut-to-Size | Weight Calculator

square-tube-large-new-min-4superZoom-main

Square Metal Tube / Tubing

Square metal tube stock is used in both structural and architectural applications. Versatility and strength are the key positives of square tubing for sale. Whether you're looking for popular sizes like 2x2 square tubing or 1-inch square tubing, you can find them at Online Metals available in full size and custom cut lengths. Why waste time searching for metal tubing near you when you can price and order online today and enjoy the convenience of having it delivered directly to you? Get started on your project today!

Square tube is stocked in most sizes at our metal supply warehouses in Portland, Dallas, Atlanta, Wallingford, Toledo, and Los Angeles. Standard lengths and cut to size are available.

We carry square metal tubing in aluminum, brass, carbon steel, and stainless steel.

Relevant Knowledge Hub Resources: Understanding Steel | 5 Reasons to Cut-to-Size | Weight Calculator

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335 results

335 results

4" x 0.188" Stainless Square Tube 304 Welded Part # 542

Select a Size or Custom Cut

QTY

Update

$109.72 for 1

$109.72 ea.

Dimensions

Height: 4"
Wall: 0.188"

Click for more details

stainless-square-tube-304-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A554

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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stainless-square-tube-304-1superZoom-desk542

4" x 0.25" Stainless Square Tube 304 Welded Part # 543

Select a Size or Custom Cut

QTY

Update

$106.28 for 1

$106.28 ea.

Dimensions

Height: 4"
Wall: 0.25"

Click for more details

stainless-square-tube-304-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A554

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-square-tube-304-1superZoom-desk543

4" x 0.188" Stainless Square Tube 316 Welded Part # 2238

Select a Size or Custom Cut

QTY

Update

$89.27 for 1

$89.27 ea.

Dimensions

Height: 4"
Wall: 0.188"

Click for more details

stainless-square-tube-316-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A240(call for availability) , ASTM-A554

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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stainless-square-tube-316-1superZoom-desk2238

4" x 0.25" Stainless Square Tube 316 Welded Part # 2239

Select a Size or Custom Cut

QTY

Update

$171.72 for 1

$171.72 ea.

Dimensions

Height: 4"
Wall: 0.25"

Click for more details

stainless-square-tube-316-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A240(call for availability) , ASTM-A554

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-square-tube-316-1superZoom-desk2239

4" x 1/8" Aluminum Square Tube 6061-T6-Extruded Part # 7066

Select a Size or Custom Cut

QTY

Update

$43.17 for 1

$43.17 ea.

Dimensions

Height: 4"
Wall: 0.125"

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-desk7066

4" x 1/4" Aluminum Square Tube 6061-T6-Extruded Part # 14470

Select a Size or Custom Cut

QTY

Update

$59.95 for 1

$59.95 ea.

Dimensions

Height: 4"
Wall: 0.25"

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-desk14470

4" x 3/16" Aluminum Square Tube 6061-T6-Extruded Part # 18021

Select a Size or Custom Cut

QTY

Update

$64.61 for 1

$64.61 ea.

Dimensions

Height: 4"
Wall: 0.1875"

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-desk18021

4" x 3/8" Aluminum Square Tube 6061-T6-Extruded Part # 18022

Select a Size or Custom Cut

QTY

Update

$87.52 for 1

$87.52 ea.

Dimensions

Height: 4"
Wall: 0.375"

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-desk18022

4" x 1/2" Aluminum Square Tube 6061-T6-Extruded Part # 18023

Select a Size or Custom Cut

QTY

Update

$117.67 for 1

$117.67 ea.

Dimensions

Height: 4"
Wall: 0.5"

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-desk18023

4" x 1/8" Aluminum Square Tube 6063-T52-Extruded Part # 1201

Select a Size or Custom Cut

QTY

Update

$47.90 for 1

$47.90 ea.

Dimensions

Height: 4"
Wall: 0.125"

Click for more details

aluminum-square-tube-6063-t52-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6063-t52-1superZoom-desk1201

4" x 1/4" Aluminum Square Tube 6063-T52-Extruded Part # 7069

Select a Size or Custom Cut

QTY

Update

$78.35 for 1

$78.35 ea.

Dimensions

Height: 4"
Wall: 0.25"

Click for more details

aluminum-square-tube-6063-t52-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6063-t52-1superZoom-desk7069

4" x 0.25" Alloy Steel Square Tube 4130-Cond. N Cold Drawn Seamless - Part # 28109

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

4" x 4" x .250" Galvanized Steel Square Tube ASTM A123 Part # mp-00002919

Sold & Shipped by Competitive Metals

Select a Size

QTY

Update

$94.50 for 1

$94.50 ea.

Dimensions

Height: 4"
Wall: 0.25"

Click for more details

4" x 4" x .250" Galvanized Steel Square Tube ASTM A123-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

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4" x 4" x .250" Galvanized Steel Square Tube ASTM A123-deskmp-00002919

4" x 4" x .250" Galvanized Steel Square Tube ASTM A123 Part # mp-00002919

Dimensions

Height: 4"
Wall: 0.25"

Select a Size

12″ (1 ft.) - $94.50 ea.
24″ (2 ft.) - $189.00 ea.
36″ (3 ft.) - $283.50 ea.
48″ (4 ft.) - $378.00 ea.
60″ (5 ft.) - $472.50 ea.
72″ (6 ft.) - $567.00 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" x 4" x .120" Galvanized Steel Square Tube ASTM A653 Pre-Galvanized Part # mp-00002922

Sold & Shipped by Competitive Metals

Select a Size

QTY

Update

$38.95 for 1

$38.95 ea.

Dimensions

Height: 4"
Wall: 0.12"
Ships In: 1-2 Business Days

Click for more details

4" x 4" x .120" Galvanized Steel Square Tube ASTM A653 Pre-Galvanized-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

4" x 4" x .120" Galvanized Steel Square Tube ASTM A653 Pre-Galvanized-deskmp-00002922

4" x 4" x .120" Galvanized Steel Square Tube ASTM A653 Pre-Galvanized Part # mp-00002922

Dimensions

Height: 4"
Wall: 0.12"
Ships In: 1-2 Business Days

Select a Size

12″ (1 ft.) - $38.95 ea.
24″ (2 ft.) - $77.90 ea.
36″ (3 ft.) - $116.85 ea.
48″ (4 ft.) - $155.80 ea.
60″ (5 ft.) - $194.75 ea.
72″ (6 ft.) - $233.70 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" X .083" Carbon Steel Square Tube A500/A513 Part # mp-00064363

Sold & Shipped by A-Z Metals

Select a Size

QTY

Update

$26.80 for 1

$26.80 ea.

Dimensions

Height: 4"
Wall: 0.083"

Click for more details

4" X .083" Carbon Steel Square Tube A500/A513-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

4" X .083" Carbon Steel Square Tube A500/A513-deskmp-00064363

4" X .083" Carbon Steel Square Tube A500/A513 Part # mp-00064363

Dimensions

Height: 4"
Wall: 0.083"

Select a Size

12″ (1 ft.) - $26.80 ea.
24″ (2 ft.) - $42.85 ea.
36″ (3 ft.) - $60.20 ea.
48″ (4 ft.) - $75.04 ea.
72″ (6 ft.) - $99.80 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" x 1/2" Carbon Steel Square Tube A500-A513 Hot Rolled Part # mp-00064832

Sold & Shipped by AMP Metals LLC

Select a Size

QTY

Update

$67.77 for 1

$67.77 ea.

Dimensions

Height: 4"
Wall: 0.5"

Click for more details

4" x 1/2" Carbon Steel Square Tube A500-A513 Hot Rolled-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

4" x 1/2" Carbon Steel Square Tube A500-A513 Hot Rolled-deskmp-00064832

4" x 1/2" Carbon Steel Square Tube A500-A513 Hot Rolled Part # mp-00064832

Dimensions

Height: 4"
Wall: 0.5"

Select a Size

12″ (1 ft.) - $67.77 ea.
24″ (2 ft.) - $109.47 ea.
36″ (3 ft.) - $161.93 ea.
48″ (4 ft.) - $205.83 ea.
60″ (5 ft.) - $251.12 ea.
72″ (6 ft.) - $300.44 ea.
84″ (7 ft.) - $349.75 ea.
96″ (8 ft.) - $399.07 ea.
108″ (9 ft.) - $448.39 ea.
120″ (10 ft.) - $497.70 ea.
144″ (12 ft.) - $596.34 ea.
240″ (20 ft.) - $990.87 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" x 3/8" Carbon Steel Square Tube A500 Hot Rolled Part # mp-00066981

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$58.38 for 1

$58.38 ea.

Dimensions

Height: 4"
Wall: 0.375"

Click for more details

4" x 3/8" Carbon Steel Square Tube A500 Hot Rolled-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

4" x 3/8" Carbon Steel Square Tube A500 Hot Rolled-deskmp-00066981

4" x 3/8" Carbon Steel Square Tube A500 Hot Rolled Part # mp-00066981

Dimensions

Height: 4"
Wall: 0.375"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $58.38 ea.
24″ (2 ft.) - $116.76 ea.
36″ (3 ft.) - $175.14 ea.
48″ (4 ft.) - $233.52 ea.
72″ (6 ft.) - $346.40 ea.
96″ (8 ft.) - $452.34 ea.
120″ (10 ft.) - $558.60 ea.
240″ (20 ft.) - $1,082.55 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" x 0.12" No. 4 Finish Stainless Square Tube 304 Welded 60" Length Part # 27492

Pack of 4

QTY

Update

$1,401.10

$1,401.10 ea.

Dimensions

Height: 4"
Wall: 0.12"

Click for more details

2023-02-07-No4Stainless-SquareTube-1-1000-min-superZoom-mob{product.code}

Key Features

FREE MTR Available

View more product details

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2023-02-07-No4Stainless-SquareTube-1-1000-min-superZoom-desk27492

4" x 0.25" No. 4 Finish Stainless Square Tube 304 Welded 60" Length Part # 27493

Pack of 4

QTY

Update

$2,261.90

$2,261.90 ea.

Dimensions

Height: 4"
Wall: 0.25"

Click for more details

2023-02-07-No4Stainless-SquareTube-1-1000-min-superZoom-mob{product.code}

Key Features

FREE MTR Available

View more product details

Click for more details

2023-02-07-No4Stainless-SquareTube-1-1000-min-superZoom-desk27493

5" x 0.188" Stainless Square Tube 304 Welded Part # 19742

Select a Size or Custom Cut

QTY

Update

$158.26 for 1

$158.26 ea.

Dimensions

Height: 5"
Wall: 0.188"

Click for more details

stainless-square-tube-304-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A554

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-square-tube-304-1superZoom-desk19742

5" x 0.25" Carbon Steel Square Tube A500 Hot Rolled Part # 10391

Select a Size or Custom Cut

QTY

Update

$47.61 for 1

$47.61 ea.

Dimensions

Height: 5"
Wall: 0.25"

Click for more details

mild-steel-square-tube-hot-rolled-a500-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A500

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-square-tube-hot-rolled-a500-1superZoom-desk10391

5" x 1/4" Aluminum Square Tube 6061-T6-Extruded Part # 14463

Select a Size or Custom Cut

QTY

Update

$134.29 for 1

$134.29 ea.

Dimensions

Height: 5"
Wall: 0.25"

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-desk14463

5" x 0.188" Aluminum Square Tube 6061-T6-Extruded Part # 23754

Select a Size or Custom Cut

QTY

Update

$77.65 for 1

$77.65 ea.

Dimensions

Height: 5"
Wall: 0.188"

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6061-t6-extruded-1superZoom-desk23754

5" x 1/8" Aluminum Square Tube 6063-T52-Extruded Part # 23020

Select a Size or Custom Cut

QTY

Update

$80.40 for 1

$80.40 ea.

Dimensions

Height: 5"
Wall: 0.125"

Click for more details

aluminum-square-tube-6063-t52-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

aluminum-square-tube-6063-t52-1superZoom-desk23020

5" x 0.180" Stainless Square Tube 316 Welded - Part # 28974

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

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