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Carbon Steel Hex Bar

Carbon Steel Hex Bar

When you need the precise shape of hexagonal bar in a material with strength, some ductility, and ease of machinability, carbon steel hex bar fits the bill. Choose cold-rolled steel hex bar for its smooth finish and polished look. At Online Metals, we carry carbon steel hex bar in 1018and 12L14. Most carbon steel hex rod stock is available in full-size and custom-cut lengths.

Material Properties

Link IconCarbon Steel Product Guide|Link IconCarbon Steel Hex Bar Tolerances

53 Results

1/4" Carbon Steel Hex Bar 1018 Cold Finish Part # 22537

1/4" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22537
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.

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$4.50 for 1
$4.50 ea.
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  • Across Flats: 0.25"
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Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT
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SALE! Select Cut Sizes

1/2" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19770

1/2" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19770
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.

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$4.77 for 1
$4.77 ea.
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Dimensions

  • Across Flats: 0.5"
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Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
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1 7/8" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19786

1 7/8" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19786
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.

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$44.94 for 1
$44.94 ea.
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Dimensions

  • Across Flats: 1.875"
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Key Features

CUSTOM CUT MTR FREEMTRAvailable
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1 1/2" Carbon Steel Hex Bar 1018 Cold Finish Part # 21543

1 1/2" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 21543
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.

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$43.59 for 1
$43.59 ea.
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  • Across Flats: 1.5"
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Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
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7/16" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19769

7/16" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19769
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.

QTY

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$4.67 for 1
$4.67 ea.
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Dimensions

  • Across Flats: 0.4375"
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Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
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3/8" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19768

3/8" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19768
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.

QTY

Update
$4.50 for 1
$4.50 ea.
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Dimensions

  • Across Flats: 0.375"
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
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11/16" Carbon Steel Hex Bar 12L14 Cold Finish Part # mp-00066987

11/16" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: mp-00066987
Sold & Shipped by MSP Metals
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.

QTY

Update
$9.45 for 1
$9.45 ea.
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Dimensions

  • Across Flats: 0.6875"
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Key Features

CUSTOM CUT DFARS Compliant MTR MTR AVAILABLE product return Non-returnable
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1 1/4" Carbon Steel Hex Bar 1018 Cold Finish Part # 22546

1 1/4" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22546
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.

QTY

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$30.29 for 1
$30.29 ea.
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Dimensions

  • Across Flats: 1.25"
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cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

5/8" Carbon Steel Hex Bar 1018 Cold Finish Part # 22878

5/8" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22878
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.

QTY

Update
$7.71 for 1
$7.71 ea.
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Dimensions

  • Across Flats: 0.625"
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cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
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cold-roll-hex-bar-1018-1superZoom

1 1/8" Carbon Steel Hex Bar 1018 Cold Finish Part # 22879

1 1/8" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22879
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.

QTY

Update
$24.69 for 1
$24.69 ea.
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Dimensions

  • Across Flats: 1.125"
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

1 3/8" Carbon Steel Hex Bar 12L14 Cold Finish Part # mp-00066986

1 3/8" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: mp-00066986
Sold & Shipped by MSP Metals
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.

QTY

Update
$29.30 for 1
$29.30 ea.
Camera Expand Details

Dimensions

  • Across Flats: 1.375"
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Key Features

CUSTOM CUT DFARS Compliant MTR MTR AVAILABLE product return Non-returnable
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2" Carbon Steel Hex Bar 12L14 Cold Finish Part # mp-00066992

2" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: mp-00066992
Sold & Shipped by MSP Metals
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.

QTY

Update
$62.79 for 1
$62.79 ea.
Camera Expand Details

Dimensions

  • Across Flats: 2"
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Key Features

CUSTOM CUT DFARS Compliant MTR MTR AVAILABLE product return Non-returnable
View more product details View more product details
View more product details Click for more details

5/16" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19767

5/16" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19767
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.

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings
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Dimensions

  • Across Flats: 0.3125"
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom

9/16" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19771

9/16" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19771
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.

QTY

Update
$7.88 for 1
$7.88 ea.
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Price ea.
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Dimensions

  • Across Flats: 0.5625"
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom

5/8" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19772

5/8" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19772
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.

QTY

Update
$7.91 for 1
$7.91 ea.
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Dimensions

  • Across Flats: 0.625"
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom

7/8" Carbon Steel Hex Bar 12L14 Cold Finish Part # mp-00066985

7/8" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: mp-00066985
Sold & Shipped by MSP Metals
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.

QTY

Update
$18.90 for 1
$18.90 ea.
Camera Expand Details

Dimensions

  • Across Flats: 0.875"
View more product details Click for more details

Key Features

CUSTOM CUT DFARS Compliant MTR MTR AVAILABLE product return Non-returnable
View more product details View more product details
View more product details Click for more details

7/8" Carbon Steel Hex Bar 1018 Cold Finish Part # 22545

7/8" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22545
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.

QTY

Update
$14.89 for 1
$14.89 ea.
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Dimensions

  • Across Flats: 0.875"
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

1" Carbon Steel Hex Bar 1018 Cold Finish Part # 22965

1" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22965
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.

QTY

Update
$18.24 for 1
$18.24 ea.
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Dimensions

  • Across Flats: 1"
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

1 1/16" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19777

1 1/16" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19777
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.

QTY

Update
$18.04 for 1
$18.04 ea.
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Dimensions

  • Across Flats: 1.0625"
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom

1 1/8" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19778

1 1/8" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19778
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.

QTY

Update
$20.39 for 1
$20.39 ea.
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Dimensions

  • Across Flats: 1.125"
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom

1 3/4" Carbon Steel Hex Bar 1018 Cold Finish Part # 22547

1 3/4" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22547
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.

QTY

Update
$49.00 for 1
$49.00 ea.
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Dimensions

  • Across Flats: 1.75"
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

1/4" Carbon Steel Hex Bar 12L14 Cold Finish Part # 19766

1/4" Carbon Steel Hex Bar 12L14 Cold Finish -
Part #: 19766
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.

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings
More
Less

Dimensions

  • Across Flats: 0.25"
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-12l14-cold-drawn-1superZoom

5/16" Carbon Steel Hex Bar 1018 Cold Finish Part # 22538

5/16" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22538
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.

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings
More
Less

Dimensions

  • Across Flats: 0.3125"
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

3/8" Carbon Steel Hex Bar 1018 Cold Finish Part # 22539

3/8" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22539
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.

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings
More
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Dimensions

  • Across Flats: 0.375"
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

7/16" Carbon Steel Hex Bar 1018 Cold Finish Part # 22540

7/16" Carbon Steel Hex Bar 1018 Cold Finish -
Part #: 22540
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.

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings
More
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Dimensions

  • Across Flats: 0.4375"
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
View more product details Click for more details
cold-roll-hex-bar-1018-1superZoom

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