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Carbon Steel Rectangle Bar

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Carbon Steel Rectangle Bar

Carbon steel flat bar is one of the most widely used materials on the planet. You'll find rectangular bar in everything from building construction to household appliances. We carry carbon steel flat bar in A36, 1018, 1045, 1075, 1084, 1095, 11L17, 15N20, 26C3, 52100, and 80CrV2. Most cold-rolled steel flat bar stock is available in full-size and custom-cut lengths.

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

Material Properties

Carbon Steel Product Guide

rectangle-bar-large-new-min-4superZoom-main

Carbon Steel Rectangle Bar

Carbon steel flat bar is one of the most widely used materials on the planet. You'll find rectangular bar in everything from building construction to household appliances. We carry carbon steel flat bar in A36, 1018, 1045, 1075, 1084, 1095, 11L17, 15N20, 26C3, 52100, and 80CrV2. Most cold-rolled steel flat bar stock is available in full-size and custom-cut lengths.

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

Material Properties

Carbon Steel Product Guide

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667 results

667 results

5/16" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066947

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$12.60 for 1

$12.60 ea.

Dimensions

Thickness: 0.313"
Width: 2.5"

Click for more details

5/16" x 2 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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5/16" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00066947

5/16" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066947

Dimensions

Thickness: 0.313"
Width: 2.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $12.60 ea.
24″ (2 ft.) - $25.20 ea.
36″ (3 ft.) - $35.70 ea.
48″ (4 ft.) - $45.15 ea.
72″ (6 ft.) - $49.88 ea.
96″ (8 ft.) - $57.12 ea.
120″ (10 ft.) - $71.40 ea.

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

5/16" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066948

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$29.40 for 1

$29.40 ea.

Dimensions

Thickness: 0.313"
Width: 3"

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

5/16" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066948

Dimensions

Thickness: 0.313"
Width: 3"

Select a Size or Custom Cut

+ Create Custom Cut
24″ (2 ft.) - $29.40 ea.
36″ (3 ft.) - $40.95 ea.
48″ (4 ft.) - $45.15 ea.
72″ (6 ft.) - $48.30 ea.
96″ (8 ft.) - $64.37 ea.
120″ (10 ft.) - $80.43 ea.

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

5/16" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066950

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$17.85 for 1

$17.85 ea.

Dimensions

Thickness: 0.313"
Width: 5"

Click for more details

5/16" 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

5/16" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled-deskmp-00066950

5/16" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled Part # mp-00066950

Dimensions

Thickness: 0.313"
Width: 5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $17.85 ea.
24″ (2 ft.) - $35.70 ea.
36″ (3 ft.) - $53.55 ea.
48″ (4 ft.) - $71.40 ea.
72″ (6 ft.) - $81.90 ea.
96″ (8 ft.) - $131.25 ea.
120″ (10 ft.) - $164.06 ea.

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

3/8" x 1/2" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12093

Select a Cut Size

QTY

Update

$55.66 for 1

$55.66 ea.

Dimensions

Thickness: 0.375"
Width: 0.5"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12093

3/8" x 3/4" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12094

Select a Cut Size

QTY

Update

$61.37 for 1

$61.37 ea.

Dimensions

Thickness: 0.375"
Width: 0.75"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12094

3/8" x 1 1/4" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12096

Select a Cut Size

QTY

Update

$79.26 for 1

$79.26 ea.

Dimensions

Thickness: 0.375"
Width: 1.25"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12096

3/8" x 1" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12095

Select a Cut Size

QTY

Update

$72.20 for 1

$72.20 ea.

Dimensions

Thickness: 0.375"
Width: 1"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12095

3/8" x 2" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12098

Select a Cut Size

QTY

Update

$101.68 for 1

$101.68 ea.

Dimensions

Thickness: 0.375"
Width: 2"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12098

3/8" x 2 1/2" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12099

Select a Cut Size

QTY

Update

$121.91 for 1

$121.91 ea.

Dimensions

Thickness: 0.375"
Width: 2.5"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12099

3/8" x 3" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12100

Select a Cut Size

QTY

Update

$130.68 for 1

$130.68 ea.

Dimensions

Thickness: 0.375"
Width: 3"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12100

3/8" x 1 1/2" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12097

Select a Cut Size

QTY

Update

$85.73 for 1

$85.73 ea.

Dimensions

Thickness: 0.375"
Width: 1.5"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12097

3/8" x 4" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12102

Select a Cut Size

QTY

Update

$165.99 for 1

$165.99 ea.

Dimensions

Thickness: 0.375"
Width: 4"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12102

3/8" x 6" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12104

Select a Cut Size

QTY

Update

$238.70 for 1

$238.70 ea.

Dimensions

Thickness: 0.375"
Width: 6"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12104

3/8" x 5" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12103

Select a Cut Size

QTY

Update

$204.09 for 1

$204.09 ea.

Dimensions

Thickness: 0.375"
Width: 5"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12103

3/8" x 3 1/2" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12101

Select a Cut Size

QTY

Update

$153.05 for 1

$153.05 ea.

Dimensions

Thickness: 0.375"
Width: 3.5"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12101

3/8" x 7" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12105

Select a Cut Size

QTY

Update

$271.95 for 1

$271.95 ea.

Dimensions

Thickness: 0.375"
Width: 7"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12105

3/8" x 8" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12106

Select a Cut Size

QTY

Update

$302.45 for 1

$302.45 ea.

Dimensions

Thickness: 0.375"
Width: 8"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12106

3/8" x 9" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12107

Select a Cut Size

QTY

Update

$334.99 for 1

$334.99 ea.

Dimensions

Thickness: 0.375"
Width: 9"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-desk12107

3/8" x 12" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12109

Select a Cut Size

QTY

Update

$422.92 for 1

$422.92 ea.

Dimensions

Thickness: 0.375"
Width: 12"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

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tool-steel-rectangle-bar-1018-1superZoom-desk12109

3/8" x 10" Carbon Steel Rectangle Bar 1018 Precision Ground Part # 12108

Select a Cut Size

QTY

Update

$367.30 for 1

$367.30 ea.

Dimensions

Thickness: 0.375"
Width: 10"

Click for more details

tool-steel-rectangle-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A681

Key Features

FREE MTR Available

View more product details

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tool-steel-rectangle-bar-1018-1superZoom-desk12108

3/8" x 1/2" Carbon Steel Rectangle Bar 1018 Cold Finish Part # 7482

Select a Size or Custom Cut

QTY

Update

$4.87 for 1

$4.87 ea.

Dimensions

Thickness: 0.375"
Width: 0.5"

Click for more details

mild-steel-rectangle-bar-1018-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-rectangle-bar-1018-cold-finish-1superZoom-desk7482

3/8" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 9590

Select a Size or Custom Cut

QTY

Update

$18.97 for 1

$18.97 ea.

Dimensions

Thickness: 0.375"
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

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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk9590

3/8" x 2" Carbon Steel Rectangle Bar 1018 Cold Finish Part # 7490

Select a Size or Custom Cut

QTY

Update

$15.09 for 1

$15.09 ea.

Dimensions

Thickness: 0.375"
Width: 2"

Click for more details

mild-steel-key-stock-rectangle-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-key-stock-rectangle-1superZoom-desk7490

3/8" x 3" Carbon Steel Rectangle Bar 1018 Cold Finish Part # 7493

Select a Size or Custom Cut

QTY

Update

$24.66 for 1

$24.66 ea.

Dimensions

Thickness: 0.375"
Width: 3"

Click for more details

mild-steel-rectangle-bar-1018-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-rectangle-bar-1018-cold-finish-1superZoom-desk7493

3/8" x 4" Carbon Steel Rectangle Bar 1018 Cold Finish Part # 7495

Select a Size or Custom Cut

QTY

Update

$29.59 for 1

$29.59 ea.

Dimensions

Thickness: 0.375"
Width: 4"

Click for more details

mild-steel-rectangle-bar-1018-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-rectangle-bar-1018-cold-finish-1superZoom-desk7495

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