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Carbon Steel Round Bar

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Carbon Steel Round Bar

With 6 different alloys available, you can rely our selection of carbon steel round bars as a core component of your next project. Economical and strong, as one of the nation's top carbon steel suppliers, we offer standard and custom-cut lengths at prices that can't be beat – with no minimums!

We carry Carbon Steel Round Bar/Rod in A36, 1018, 1045, 1144, and 12L14. Most of our cold roll round bar/rod 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

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Defense Grade Store

Material Properties

Carbon Steel Product Guide

round-bar-large-drillrod-new-min-4superZoom-main

Carbon Steel Round Bar

With 6 different alloys available, you can rely our selection of carbon steel round bars as a core component of your next project. Economical and strong, as one of the nation's top carbon steel suppliers, we offer standard and custom-cut lengths at prices that can't be beat – with no minimums!

We carry Carbon Steel Round Bar/Rod in A36, 1018, 1045, 1144, and 12L14. Most of our cold roll round bar/rod 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

Marketplace Icon

Defense Grade Store

Material Properties

Carbon Steel Product Guide

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341 results

341 results

6 1/2" Carbon Steel Round Bar 12L14 Cold Finish Part # mp-00066968

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$1,123.50 for 1

$1,123.50 ea.

Dimensions

Diameter: 6.5"

Click for more details

6 1/2" Carbon Steel Round Bar 12L14 Cold Finish-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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6 1/2" Carbon Steel Round Bar 12L14 Cold Finish-deskmp-00066968

6 1/2" Carbon Steel Round Bar 12L14 Cold Finish Part # mp-00066968

Dimensions

Diameter: 6.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $1,123.50 ea.
24″ (2 ft.) - $2,205.00 ea.
36″ (3 ft.) - $3,255.00 ea.
48″ (4 ft.) - $4,231.50 ea.
72″ (6 ft.) - $6,289.50 ea.
144″ (12 ft.) - $9,439.50 ea.

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

6 3/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030403

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$576.53 for 1

$576.53 ea.

Dimensions

Diameter: 6.75"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030403

6 3/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030403

Dimensions

Diameter: 6.75"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $576.53 ea.
24″ (2 ft.) - $1,153.07 ea.
36″ (3 ft.) - $1,729.60 ea.
48″ (4 ft.) - $2,306.13 ea.
60″ (5 ft.) - $2,882.67 ea.
72″ (6 ft.) - $3,459.20 ea.

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

7" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030395

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$607.18 for 1

$607.18 ea.

Dimensions

Diameter: 7"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030395

7" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030395

Dimensions

Diameter: 7"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $607.18 ea.
24″ (2 ft.) - $1,214.37 ea.
36″ (3 ft.) - $1,821.54 ea.
48″ (4 ft.) - $2,428.72 ea.
60″ (5 ft.) - $3,035.92 ea.
72″ (6 ft.) - $3,643.10 ea.

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

7 1/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030399

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$642.12 for 1

$642.12 ea.

Dimensions

Diameter: 7.25"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030399

7 1/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030399

Dimensions

Diameter: 7.25"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $642.12 ea.
24″ (2 ft.) - $1,284.24 ea.
36″ (3 ft.) - $1,926.36 ea.
48″ (4 ft.) - $2,568.49 ea.
60″ (5 ft.) - $3,210.61 ea.
72″ (6 ft.) - $3,852.74 ea.

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

7 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030404

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$677.34 for 1

$677.34 ea.

Dimensions

Diameter: 7.5"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030404

7 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030404

Dimensions

Diameter: 7.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $677.34 ea.
24″ (2 ft.) - $1,354.70 ea.
36″ (3 ft.) - $2,032.04 ea.
48″ (4 ft.) - $2,709.41 ea.
60″ (5 ft.) - $3,386.75 ea.
72″ (6 ft.) - $4,064.11 ea.

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

7 3/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030405

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$711.00 for 1

$711.00 ea.

Dimensions

Diameter: 7.75"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030405

7 3/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030405

Dimensions

Diameter: 7.75"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $711.00 ea.
24″ (2 ft.) - $1,422.00 ea.
36″ (3 ft.) - $2,133.01 ea.
48″ (4 ft.) - $2,844.02 ea.
60″ (5 ft.) - $3,555.02 ea.
72″ (6 ft.) - $4,266.01 ea.

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

8mm Carbon Steel Round Bar 1045 TGP Metric 72" Length [+/- 2"] Part # 24633

Pack of 2

QTY

Update

$202.62

$202.62 ea.

Dimensions

Diameter: 8mm

Click for more details

cold-roll-round-bar-1045-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108 , ASTM-A29

Key Features

FREE MTR Available

View more product details

Click for more details

cold-roll-round-bar-1045-cold-finish-1superZoom-desk24633

8mm Carbon Steel Round Bar 1045 TGP Metric 36" Length [+/- 2"] Part # 24632

Pack of 4

QTY

Update

$202.66

$202.66 ea.

Dimensions

Diameter: 8mm

Click for more details

cold-roll-round-bar-1045-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108 , ASTM-A29

Key Features

FREE MTR Available

View more product details

Click for more details

cold-roll-round-bar-1045-cold-finish-1superZoom-desk24632

8mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 72" Length [+/- 2"] Part # 28297

Pack of 2

QTY

Update

$96.02

$96.02 ea.

Dimensions

Diameter: 8mm

Click for more details

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Material Meets These Standard(s): ASTM-A29 , ASTM-A108 , ASTM-A311

Key Features

FREE MTR Available

View more product details

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8mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 36" Length [+/- 2"] Part # 28296

Pack of 4

QTY

Update

$96.02

$96.02 ea.

Dimensions

Diameter: 8mm

Click for more details

Placeholder for future product image

Material Meets These Standard(s): ASTM-A29 , ASTM-A108 , ASTM-A311

Key Features

FREE MTR Available

View more product details

Click for more details

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8mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 12" Length [+/- 2"] Part # 28295

Pack of 10

QTY

Update

$80.01

$80.01 ea.

Dimensions

Diameter: 8mm

Click for more details

Placeholder for future product image

Material Meets These Standard(s): ASTM-A29 , ASTM-A108 , ASTM-A311

Key Features

FREE MTR Available

View more product details

Click for more details

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8mm Carbon Steel Round Bar 1215 TGP Metric 72" Length [+/- 2"] Part # 28300

Pack of 2

QTY

Update

$105.91

$105.91 ea.

Dimensions

Diameter: 8mm

Click for more details

Placeholder for future product image

Material Meets These Standard(s): ASTM-A29 , ASTM-A108 , ASTM-A311

Key Features

FREE MTR Available

View more product details

Click for more details

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8mm Carbon Steel Round Bar 12L14 Metric 72" Length [+/- 2"] Part # 28301

Pack of 7

QTY

Update

$79.07

$79.07 ea.

Dimensions

Diameter: 8mm

Click for more details

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Material Meets These Standard(s): ASTM-A29 , ASTM-A108 , ASTM-A311

Key Features

FREE MTR Available

View more product details

Click for more details

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8mm Carbon Steel Round Bar 1215 TGP Metric 12" Length [+/- 2"] Part # 28298

Pack of 9

QTY

Update

$79.42

$79.42 ea.

Dimensions

Diameter: 8mm

Click for more details

Placeholder for future product image

Material Meets These Standard(s): ASTM-A29 , ASTM-A108 , ASTM-A311

Key Features

FREE MTR Available

View more product details

Click for more details

Placeholder for future product image

8mm Carbon Steel Round Bar 1215 TGP Metric 36" Length [+/- 2"] Part # 28299

Pack of 3

QTY

Update

$79.42

$79.42 ea.

Dimensions

Diameter: 8mm

Click for more details

Placeholder for future product image

Material Meets These Standard(s): ASTM-A29 , ASTM-A108 , ASTM-A311

Key Features

FREE MTR Available

View more product details

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8" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030394

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$746.40 for 1

$746.40 ea.

Dimensions

Diameter: 8"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030394

8" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030394

Dimensions

Diameter: 8"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $746.40 ea.
24″ (2 ft.) - $1,056.01 ea.
36″ (3 ft.) - $2,239.21 ea.
48″ (4 ft.) - $2,985.61 ea.
60″ (5 ft.) - $3,732.02 ea.
72″ (6 ft.) - $4,478.42 ea.

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

8" Carbon Steel Round Bar 1018 Hot Rolled - Part # 28829

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

8 1/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030388

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$781.89 for 1

$781.89 ea.

Dimensions

Diameter: 8.25"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030388

8 1/4" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030388

Dimensions

Diameter: 8.25"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $781.89 ea.
24″ (2 ft.) - $1,563.78 ea.
36″ (3 ft.) - $2,345.67 ea.
48″ (4 ft.) - $3,127.55 ea.
60″ (5 ft.) - $3,909.44 ea.
72″ (6 ft.) - $4,691.34 ea.

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

8 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030389

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$823.67 for 1

$823.67 ea.

Dimensions

Diameter: 8.5"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030389

8 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030389

Dimensions

Diameter: 8.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $823.67 ea.
24″ (2 ft.) - $1,647.35 ea.
36″ (3 ft.) - $2,471.01 ea.
48″ (4 ft.) - $3,294.68 ea.
60″ (5 ft.) - $4,118.36 ea.
72″ (6 ft.) - $4,942.04 ea.

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

8 3/4" Carbon Steel Round Bar 1045 Hot Rolled Part # mp-00066977

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$1,039.50 for 1

$1,039.50 ea.

Dimensions

Diameter: 8.75"

Click for more details

8 3/4" Carbon Steel Round Bar 1045 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

8 3/4" Carbon Steel Round Bar 1045 Hot Rolled-deskmp-00066977

8 3/4" Carbon Steel Round Bar 1045 Hot Rolled Part # mp-00066977

Dimensions

Diameter: 8.75"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $1,039.50 ea.
24″ (2 ft.) - $2,058.00 ea.
36″ (3 ft.) - $3,055.50 ea.
48″ (4 ft.) - $4,032.00 ea.
72″ (6 ft.) - $5,995.50 ea.
96″ (8 ft.) - $7,581.00 ea.

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

9" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030400

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$902.16 for 1

$902.16 ea.

Dimensions

Diameter: 9"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030400

9" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030400

Dimensions

Diameter: 9"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $902.16 ea.
24″ (2 ft.) - $1,804.31 ea.
36″ (3 ft.) - $2,706.47 ea.
48″ (4 ft.) - $3,608.63 ea.
60″ (5 ft.) - $4,510.79 ea.
72″ (6 ft.) - $5,412.95 ea.

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

9 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030393

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$1,126.23 for 1

$1,126.23 ea.

Dimensions

Diameter: 9.5"

Click for more details

mild-steel-round-bar-1018-1superZoom-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

mild-steel-round-bar-1018-1superZoom-deskmp-00030393

9 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030393

Dimensions

Diameter: 9.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $1,126.23 ea.
24″ (2 ft.) - $2,252.47 ea.
36″ (3 ft.) - $3,378.70 ea.
48″ (4 ft.) - $4,504.95 ea.
60″ (5 ft.) - $5,631.18 ea.
72″ (6 ft.) - $6,757.41 ea.

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

10mm Carbon Steel Round Bar 1045 TGP Metric 72" Length [+/- 2"] Part # 22030

Pack of 3

QTY

Update

$221.92

$221.92 ea.

Dimensions

Diameter: 10mm

Click for more details

cold-roll-round-bar-1045-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108 , ASTM-A29

Key Features

FREE MTR Available

View more product details

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cold-roll-round-bar-1045-cold-finish-1superZoom-desk22030

10mm Carbon Steel Round Bar 1045 TGP Metric 36" Length [+/- 2"] Part # 22031

Pack of 5

QTY

Update

$194.07

$194.07 ea.

Dimensions

Diameter: 10mm

Click for more details

cold-roll-round-bar-1045-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108 , ASTM-A29

Key Features

FREE MTR Available

View more product details

Click for more details

cold-roll-round-bar-1045-cold-finish-1superZoom-desk22031

10mm Carbon Steel Round Bar 1018 TGP Metric 36" Length [+/- 2"] Part # 24596

Pack of 5

QTY

Update

$149.17

$149.17 ea.

Dimensions

Diameter: 10mm

Click for more details

mild-steel-round-bar-1018-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108 , ASTM-A29

Key Features

FREE MTR Available

View more product details

Click for more details

mild-steel-round-bar-1018-1superZoom-desk24596

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