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Carbon Steel Round Bar

-340 Products

Carbon Steel Product Guide Product

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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2 3/4" Carbon Steel Round Bar A36 Hot Rolled - 
Part #: 10267

2 3/4" Carbon Steel Round Bar A36 Hot Rolled -
Part #: 10267

Click for more details

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Dimensions

  • Diameter: 2.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $107.81 ea.
  • 24″ (2 ft.) - $203.78 ea.
  • 36″ (3 ft.) - $300.92 ea.
  • 48″ (4 ft.) - $390.17 ea.
  • 72″ (6 ft.) - $537.86 ea.
  • 96″ (8 ft.) - $688.72 ea.
  • 240″ (20 ft.) - $1,579.61 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$107.81 ea.
$107.81 for 1

3" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish - 
Part #: 7669

3" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish -
Part #: 7669

Click for more details

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Dimensions

  • Diameter: 3"
See all available dimensions for this product
  • 12″ (1 ft.) - $147.42 ea.
  • 24″ (2 ft.) - $278.64 ea.
  • 36″ (3 ft.) - $411.48 ea.
  • 48″ (4 ft.) - $533.52 ea.
  • 72″ (6 ft.) - $735.48 ea.
  • 144″ (12 ft.) - $1,296.00 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$147.42 ea.
$147.42 for 1

3" Carbon Steel Round Bar 12L14 Cold Drawn - 
Part #: 7613

3" Carbon Steel Round Bar 12L14 Cold Drawn -
Part #: 7613

Click for more details

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Dimensions

  • Diameter: 3"
See all available dimensions for this product
  • 12″ (1 ft.) - $109.98 ea.
  • 24″ (2 ft.) - $207.87 ea.
  • 36″ (3 ft.) - $306.99 ea.
  • 48″ (4 ft.) - $398.02 ea.
  • 144″ (12 ft.) - $966.87 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$109.98 ea.
$109.98 for 1

3" Carbon Steel Round Bar 1018 Cold Finish - 
Part #: 7566

3" Carbon Steel Round Bar 1018 Cold Finish -
Part #: 7566

Click for more details

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

Dimensions

  • Diameter: 3"
See all available dimensions for this product
  • 12″ (1 ft.) - $74.99 ea.
  • 24″ (2 ft.) - $141.73 ea.
  • 36″ (3 ft.) - $209.30 ea.
  • 48″ (4 ft.) - $271.39 ea.
  • 72″ (6 ft.) - $374.11 ea.
  • 96″ (8 ft.) - $479.04 ea.
  • 144″ (12 ft.) - $659.23 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$74.99 ea.
$74.99 for 1

3" Carbon Steel Round Bar A36 Hot Rolled - 
Part #: 10271

3" Carbon Steel Round Bar A36 Hot Rolled -
Part #: 10271

Click for more details

mild-steel-round-bar-hot-rolled-a36-1superZoom

Dimensions

  • Diameter: 3"
See all available dimensions for this product
  • 12″ (1 ft.) - $64.48 ea.
  • 24″ (2 ft.) - $121.88 ea.
  • 36″ (3 ft.) - $180.01 ea.
  • 48″ (4 ft.) - $233.39 ea.
  • 72″ (6 ft.) - $321.74 ea.
  • 96″ (8 ft.) - $411.99 ea.
  • 240″ (20 ft.) - $944.90 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$64.48 ea.
$64.48 for 1

3 1/4" Carbon Steel Round Bar 12L14 Cold Drawn - 
Part #: 7615

3 1/4" Carbon Steel Round Bar 12L14 Cold Drawn -
Part #: 7615

Click for more details

carbon-round-bar-12l14-cold-drawn-1superZoom

Dimensions

  • Diameter: 3.25"
See all available dimensions for this product
  • 12″ (1 ft.) - $152.99 ea.
  • 24″ (2 ft.) - $289.17 ea.
  • 36″ (3 ft.) - $427.02 ea.
  • 48″ (4 ft.) - $553.65 ea.
  • 144″ (12 ft.) - $1,344.92 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$152.99 ea.
$152.99 for 1

3 1/4" Carbon Steel Round Bar 1018 Cold Finish - 
Part #: 20095

3 1/4" Carbon Steel Round Bar 1018 Cold Finish -
Part #: 20095

Click for more details

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

Dimensions

  • Diameter: 3.25"
See all available dimensions for this product
  • 12″ (1 ft.) - $88.82 ea.
  • 24″ (2 ft.) - $167.89 ea.
  • 36″ (3 ft.) - $247.93 ea.
  • 48″ (4 ft.) - $321.46 ea.
  • 72″ (6 ft.) - $443.15 ea.
  • 96″ (8 ft.) - $567.43 ea.
  • 144″ (12 ft.) - $780.88 ea.
  • 240″ (20 ft.) - $1,301.44 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$88.82 ea.
$88.82 for 1

3 1/4" Carbon Steel Round Bar 1045 Cold Finish - 
Part #: 28783

3 1/4" Carbon Steel Round Bar 1045 Cold Finish-
Part #: 28783

Click for more details

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Dimensions

  • Diameter: 3.25"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 1/2" Carbon Steel Round Bar 12L14 Cold Drawn - 
Part #: 7617

3 1/2" Carbon Steel Round Bar 12L14 Cold Drawn -
Part #: 7617

Click for more details

carbon-round-bar-12l14-cold-drawn-1superZoom

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $132.18 ea.
  • 24″ (2 ft.) - $249.84 ea.
  • 36″ (3 ft.) - $368.91 ea.
  • 48″ (4 ft.) - $478.34 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$132.18 ea.
$132.18 for 1

3 1/2" Carbon Steel Round Bar 1018 Cold Finish - 
Part #: 19921

3 1/2" Carbon Steel Round Bar 1018 Cold Finish -
Part #: 19921

Click for more details

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

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $154.53 ea.
  • 24″ (2 ft.) - $292.08 ea.
  • 36″ (3 ft.) - $431.32 ea.
  • 48″ (4 ft.) - $559.25 ea.
  • 144″ (12 ft.) - $1,358.47 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$154.53 ea.
$154.53 for 1

4" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish - 
Part #: 7674

4" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish -
Part #: 7674

Click for more details

carbon-round-bar-1144-stressproof-cold-drawn-1superZoom

Dimensions

  • Diameter: 4"
See all available dimensions for this product
  • 12″ (1 ft.) - $317.94 ea.
  • 24″ (2 ft.) - $600.93 ea.
  • 36″ (3 ft.) - $887.45 ea.
  • 144″ (12 ft.) - $2,795.08 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$317.94 ea.
$317.94 for 1

4mm Carbon Steel Round Bar 1045 TGP Metric 36" Length [+/- 2"] - 
Part #: 24626

4mm Carbon Steel Round Bar 1045 TGP Metric 36" Length [+/- 2"] -
Part #: 24626

Click for more details

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

Dimensions

  • Diameter: 4mm
See all available dimensions for this product

Pack of 6

QTY

$116.06 ea.
$116.06

4mm Carbon Steel Round Bar 1045 TGP Metric 72" Length [+/- 2"] - 
Part #: 24627

4mm Carbon Steel Round Bar 1045 TGP Metric 72" Length [+/- 2"] -
Part #: 24627

Click for more details

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

Dimensions

  • Diameter: 4mm
See all available dimensions for this product

Pack of 3

QTY

$98.38 ea.
$98.38

4" Carbon Steel Round Bar 1018 Cold Finish - 
Part #: 13570

4" Carbon Steel Round Bar 1018 Cold Finish -
Part #: 13570

Click for more details

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

Dimensions

  • Diameter: 4"
See all available dimensions for this product
  • 12″ (1 ft.) - $157.42 ea.
  • 24″ (2 ft.) - $297.53 ea.
  • 36″ (3 ft.) - $439.38 ea.
  • 48″ (4 ft.) - $569.67 ea.
  • 72″ (6 ft.) - $785.32 ea.
  • 96″ (8 ft.) - $1,005.58 ea.
  • 144″ (12 ft.) - $1,383.82 ea.
  • 240″ (20 ft.) - $2,306.37 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$157.42 ea.
$157.42 for 1

4mm Carbon Steel Round Bar 1215 TGP Metric 72" Length [+/- 2"] - 
Part #: 28285

4mm Carbon Steel Round Bar 1215 TGP Metric 72" Length [+/- 2"] -
Part #: 28285

Click for more details

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Dimensions

  • Diameter: 4mm
See all available dimensions for this product

Pack of 7

QTY

$89.15 ea.
$89.15

4mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 36" Length [+/- 2"] - 
Part #: 28283

4mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 36" Length [+/- 2"] -
Part #: 28283

Click for more details

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Dimensions

  • Diameter: 4mm
See all available dimensions for this product

Pack of 5

QTY

$83.49 ea.
$83.49

4mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 72" Length [+/- 2"] - 
Part #: 28284

4mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 72" Length [+/- 2"] -
Part #: 28284

Click for more details

Placeholder for future product image

Dimensions

  • Diameter: 4mm
See all available dimensions for this product

Pack of 2

QTY

$66.80 ea.
$66.80

4" Carbon Steel Round Bar 1045 Cold Finish - 
Part #: 28782

4" Carbon Steel Round Bar 1045 Cold Finish-
Part #: 28782

Click for more details

Placeholder for future product image

Dimensions

  • Diameter: 4"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

4 1/4" Carbon Steel Round Bar 1141 Hot Rolled - 
Part #: 28054

4 1/4" Carbon Steel Round Bar 1141 Hot Rolled-
Part #: 28054

Click for more details

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

Dimensions

  • Diameter: 4.25"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

4 1/4" Carbon Steel Round Bar 1018 Hot Rolled - 
Part #: mp-00030416

4 1/4" Carbon Steel Round Bar 1018 Hot Rolled -
Part #: mp-00030416

Click for more details

Sold & shipped by MSP Metals

Dimensions

  • Diameter: 4.25"
See all available dimensions for this product
  • 12″ (1 ft.) - $296.61 ea.
  • 24″ (2 ft.) - $593.22 ea.
  • 36″ (3 ft.) - $889.83 ea.
  • 48″ (4 ft.) - $1,186.44 ea.
  • 60″ (5 ft.) - $1,483.05 ea.
  • 72″ (6 ft.) - $1,779.66 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$296.61 ea.
$296.61 for 1
quantity discountBuy More & Save up to 9% !
Qty
Price ea.
Savings
2-4
$287.71
3%
5-9
$281.78
4%
10+
$266.95
9%
More
Less

4 1/2" Carbon Steel Round Bar 12L14 Cold Drawn - 
Part #: 28080

4 1/2" Carbon Steel Round Bar 12L14 Cold Drawn-
Part #: 28080

Click for more details

Placeholder for future product image

Dimensions

  • Diameter: 4.5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

4 1/2" Carbon Steel Round Bar 1018 Hot Rolled - 
Part #: mp-00030417

4 1/2" Carbon Steel Round Bar 1018 Hot Rolled -
Part #: mp-00030417

Click for more details

Sold & shipped by MSP Metals

Dimensions

  • Diameter: 4.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $316.31 ea.
  • 24″ (2 ft.) - $632.62 ea.
  • 36″ (3 ft.) - $948.93 ea.
  • 48″ (4 ft.) - $1,265.24 ea.
  • 60″ (5 ft.) - $1,581.55 ea.
  • 72″ (6 ft.) - $1,897.86 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$316.31 ea.
$316.31 for 1
quantity discountBuy More & Save up to 9% !
Qty
Price ea.
Savings
2-4
$306.82
3%
5-9
$300.49
5%
10+
$284.68
9%
More
Less

4 3/4" Carbon Steel Round Bar 1018 Hot Rolled - 
Part #: mp-00030413

4 3/4" Carbon Steel Round Bar 1018 Hot Rolled -
Part #: mp-00030413

Click for more details

Sold & shipped by MSP Metals

Dimensions

  • Diameter: 4.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $334.33 ea.
  • 24″ (2 ft.) - $668.66 ea.
  • 36″ (3 ft.) - $1,002.99 ea.
  • 48″ (4 ft.) - $1,337.33 ea.
  • 60″ (5 ft.) - $1,671.66 ea.
  • 72″ (6 ft.) - $2,005.99 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$334.33 ea.
$334.33 for 1
quantity discountBuy More & Save up to 9% !
Qty
Price ea.
Savings
2-4
$324.30
3%
5-9
$317.61
5%
10+
$300.90
9%
More
Less

5" Carbon Steel Round Bar 12L14 Cold Drawn - 
Part #: 7623

5" Carbon Steel Round Bar 12L14 Cold Drawn -
Part #: 7623

Click for more details

carbon-round-bar-12l14-cold-drawn-1superZoom

Dimensions

  • Diameter: 5"
See all available dimensions for this product
  • 12″ (1 ft.) - $531.31 ea.
  • 24″ (2 ft.) - $1,004.24 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$531.31 ea.
$531.31 for 1

5mm Carbon Steel Round Bar 1045 TGP Metric 36" Length [+/- 2"] - 
Part #: 24628

5mm Carbon Steel Round Bar 1045 TGP Metric 36" Length [+/- 2"] -
Part #: 24628

Click for more details

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

Dimensions

  • Diameter: 5mm
See all available dimensions for this product

Pack of 5

QTY

$156.80 ea.
$156.80

Can't find what you're looking for?

Contact us for a custom quote