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Hot Rolled Carbon Steel Rectangle Bar

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24-07-2025 - carbon steel bar-rectangle a36 - 1000x1000superZoom-main

Hot Rolled Carbon Steel Rectangle Bar

Hot Rolled Carbon Steel Rectangle/Flat Bar is normally used for structural and industrial applications. This material can be Commercial Quality for smaller sizes and A36 for most other sizes. This material offers good strength, high durability, heavy weight, easy weldability, and low cost. A36 steel is the most common low-carbon structural steel.

Relevant Knowledge Hub Resources: 5 Reasons to Cut to Size | Hot Roll vs Cold Roll Steel

Defense Grade Store

Material Properties

Carbon Steel A36 Product Guide |

Carbon Steel A36 Rectangle Bar Tolerances

24-07-2025 - carbon steel bar-rectangle a36 - 1000x1000superZoom-main

Hot Rolled Carbon Steel Rectangle Bar

Hot Rolled Carbon Steel Rectangle/Flat Bar is normally used for structural and industrial applications. This material can be Commercial Quality for smaller sizes and A36 for most other sizes. This material offers good strength, high durability, heavy weight, easy weldability, and low cost. A36 steel is the most common low-carbon structural steel.

Relevant Knowledge Hub Resources: 5 Reasons to Cut to Size | Hot Roll vs Cold Roll Steel

Defense Grade Store

Material Properties

Carbon Steel A36 Product Guide |

Carbon Steel A36 Rectangle Bar Tolerances

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152 results

152 results

0.5" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00005206

Sold & Shipped by All Metals Inc

Select a Size or Custom Cut

QTY

Update

$46.95 for 1

$46.95 ea.

Buy More & Save up to 14% !

Qty

Price ea.

Savings

3-7

$44.60

5%

8-20

$42.26

9%

21+

$39.91

14%

More

Less

Dimensions

Thickness: 0.5"
Width: 10"
Ships In: 1-2 Business Days

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0.5" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Non-returnable

View more product details

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0.5" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00005206

0.5" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00005206

Dimensions

Thickness: 0.5"
Width: 10"
Ships In: 1-2 Business Days

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $46.95 ea.
18″ (18 in.) - $59.95 ea.
24″ (2 ft.) - $72.95 ea.
30″ (30 in.) - $85.95 ea.
36″ (3 ft.) - $98.95 ea.
42″ (42 in.) - $111.95 ea.
48″ (4 ft.) - $124.95 ea.

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

5/8" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10080

Select a Size or Custom Cut

QTY

Update

$9.47 for 1

$9.47 ea.

Dimensions

Thickness: 0.625"
Width: 1"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10080

5/8" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10081

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QTY

Update

$10.59 for 1

$10.59 ea.

Dimensions

Thickness: 0.625"
Width: 1.5"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10081

5/8" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10082

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QTY

Update

$14.17 for 1

$14.17 ea.

Dimensions

Thickness: 0.625"
Width: 2"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10082

5/8" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10083

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QTY

Update

$19.86 for 1

$19.86 ea.

Dimensions

Thickness: 0.625"
Width: 2.5"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10083

5/8" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10086

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QTY

Update

$22.06 for 1

$22.06 ea.

Dimensions

Thickness: 0.625"
Width: 4"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10086

5/8" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10089

Select a Size or Custom Cut

QTY

Update

$33.50 for 1

$33.50 ea.

Dimensions

Thickness: 0.625"
Width: 6"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10089

5/8" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10090

Select a Size or Custom Cut

QTY

Update

$43.13 for 1

$43.13 ea.

Dimensions

Thickness: 0.625"
Width: 8"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10090

5/8" x 3 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066951

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$23.52 for 1

$23.52 ea.

Dimensions

Thickness: 0.625"
Width: 3.5"

Click for more details

5/8" x 3 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

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5/8" x 3 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00066951

5/8" x 3 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066951

Dimensions

Thickness: 0.625"
Width: 3.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $23.52 ea.
24″ (2 ft.) - $47.04 ea.
36″ (3 ft.) - $70.56 ea.
48″ (4 ft.) - $94.08 ea.
72″ (6 ft.) - $136.50 ea.
96″ (8 ft.) - $178.50 ea.
120″ (10 ft.) - $252.00 ea.

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

5/8" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066953

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$26.88 for 1

$26.88 ea.

Dimensions

Thickness: 0.625"
Width: 5"

Click for more details

5/8" x 5" Carbon Steel Rectangle Bar A36 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

5/8" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00066953

5/8" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066953

Dimensions

Thickness: 0.625"
Width: 5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $26.88 ea.
24″ (2 ft.) - $53.76 ea.
36″ (3 ft.) - $79.80 ea.
48″ (4 ft.) - $102.90 ea.
72″ (6 ft.) - $126.00 ea.
96″ (8 ft.) - $182.70 ea.
120″ (10 ft.) - $223.65 ea.

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

5/8" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066954

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$23.10 for 1

$23.10 ea.

Dimensions

Thickness: 0.625"
Width: 3"

Click for more details

5/8" x 3" Carbon Steel Rectangle Bar A36 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

5/8" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00066954

5/8" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066954

Dimensions

Thickness: 0.625"
Width: 3"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $23.10 ea.
24″ (2 ft.) - $46.20 ea.
36″ (3 ft.) - $69.30 ea.
48″ (4 ft.) - $92.40 ea.
72″ (6 ft.) - $136.50 ea.
96″ (8 ft.) - $181.65 ea.
120″ (10 ft.) - $226.80 ea.

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

3/4" x 1 1/4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10092

Select a Size or Custom Cut

QTY

Update

$11.92 for 1

$11.92 ea.

Dimensions

Thickness: 0.75"
Width: 1.25"

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10092

3/4" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10093

Select a Size or Custom Cut

QTY

Update

$16.48 for 1

$16.48 ea.

Dimensions

Thickness: 0.75"
Width: 2"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10093

3/4" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10091

Select a Size or Custom Cut

QTY

Update

$11.59 for 1

$11.59 ea.

Dimensions

Thickness: 0.75"
Width: 1"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10091

3/4" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10095

Select a Size or Custom Cut

QTY

Update

$23.57 for 1

$23.57 ea.

Dimensions

Thickness: 0.75"
Width: 3"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10095

3/4" x 3 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10096

Select a Size or Custom Cut

QTY

Update

$25.47 for 1

$25.47 ea.

Dimensions

Thickness: 0.75"
Width: 3.5"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10096

3/4" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10094

Select a Size or Custom Cut

QTY

Update

$20.95 for 1

$20.95 ea.

Dimensions

Thickness: 0.75"
Width: 2.5"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10094

3/4" x 4 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10098

Select a Size or Custom Cut

QTY

Update

$35.52 for 1

$35.52 ea.

Dimensions

Thickness: 0.75"
Width: 4.5"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10098

3/4" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10097

Select a Size or Custom Cut

QTY

Update

$25.77 for 1

$25.77 ea.

Dimensions

Thickness: 0.75"
Width: 4"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10097

3/4" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10101

Select a Size or Custom Cut

QTY

Update

$52.25 for 1

$52.25 ea.

Dimensions

Thickness: 0.75"
Width: 8"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10101

3/4" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10099

Select a Size or Custom Cut

QTY

Update

$30.88 for 1

$30.88 ea.

Dimensions

Thickness: 0.75"
Width: 5"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10099

3/4" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 19924

Select a Size or Custom Cut

QTY

Update

$12.78 for 1

$12.78 ea.

Dimensions

Thickness: 0.75"
Width: 1.5"

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk19924

0.75" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00005204

Sold & Shipped by All Metals Inc

Select a Size or Custom Cut

QTY

Update

$64.95 for 1

$64.95 ea.

Buy More & Save up to 14% !

Qty

Price ea.

Savings

3-7

$61.70

5%

8-20

$58.46

9%

21+

$55.21

14%

More

Less

Dimensions

Thickness: 0.75"
Width: 10"
Ships In: 1-2 Business Days

Click for more details

0.75" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00005204

0.75" x 10" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00005204

Dimensions

Thickness: 0.75"
Width: 10"
Ships In: 1-2 Business Days

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $64.95 ea.
18″ (18 in.) - $86.95 ea.
24″ (2 ft.) - $108.95 ea.
30″ (30 in.) - $130.95 ea.
36″ (3 ft.) - $152.95 ea.
42″ (42 in.) - $176.95 ea.
48″ (4 ft.) - $196.95 ea.

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

0.75" x 12" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00005209

Sold & Shipped by All Metals Inc

Select a Size or Custom Cut

QTY

Update

$75.95 for 1

$75.95 ea.

Buy More & Save up to 14% !

Qty

Price ea.

Savings

3-7

$72.15

5%

8-20

$68.36

9%

21+

$64.56

14%

More

Less

Dimensions

Thickness: 0.75"
Width: 12"
Ships In: 1-2 Business Days

Click for more details

0.75" x 12" Carbon Steel Rectangle Bar A36 Hot Rolled-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" x 12" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00005209

0.75" x 12" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00005209

Dimensions

Thickness: 0.75"
Width: 12"
Ships In: 1-2 Business Days

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $75.95 ea.
18″ (18 in.) - $95.95 ea.
24″ (2 ft.) - $115.95 ea.
30″ (30 in.) - $135.95 ea.
36″ (3 ft.) - $155.95 ea.
42″ (42 in.) - $175.95 ea.
48″ (4 ft.) - $185.95 ea.

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

3/4" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066949

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$64.79 for 1

$64.79 ea.

Dimensions

Thickness: 0.75"
Width: 6"

Click for more details

Placeholder for future product image

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

Placeholder for future product image

3/4" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066949

Dimensions

Thickness: 0.75"
Width: 6"

Select a Size or Custom Cut

+ Create Custom Cut
24″ (2 ft.) - $64.79 ea.
36″ (3 ft.) - $95.55 ea.
48″ (4 ft.) - $123.90 ea.
72″ (6 ft.) - $149.10 ea.
96″ (8 ft.) - $218.40 ea.
120″ (10 ft.) - $273.00 ea.

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

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