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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

Material Properties

Link Icon Carbon Steel A36 Product Guide | Link Icon Carbon Steel A36 Rectangle Bar Tolerances

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1/4" x 3/4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10025

1/4" x 3/4" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10025
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.

Dimensions

  • Thickness: 0.25"
  • Width: 0.75"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10025

1/4" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10026

1/4" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10026
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.

Dimensions

  • Thickness: 0.25"
  • Width: 1"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10026

1/4" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10029

1/4" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10029
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.

Dimensions

  • Thickness: 0.25"
  • Width: 1.5"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10029

1/4" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10031

1/4" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10031
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
$6.42 for 1
$6.42 ea.

Dimensions

  • Thickness: 0.25"
  • Width: 2.5"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10031

1/4" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10032

1/4" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10032
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
$7.28 for 1
$7.28 ea.

Dimensions

  • Thickness: 0.25"
  • Width: 3"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10032

1/4" x 1 1/4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10027

1/4" x 1 1/4" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10027
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.

Dimensions

  • Thickness: 0.25"
  • Width: 1.25"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10027

1/4" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10035

1/4" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10035
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
$10.03 for 1
$10.03 ea.

Dimensions

  • Thickness: 0.25"
  • Width: 4"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10035

1/4" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10037

1/4" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10037
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
$15.09 for 1
$15.09 ea.

Dimensions

  • Thickness: 0.25"
  • Width: 6"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10037

1/4" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10038

1/4" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10038
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
$20.99 for 1
$20.99 ea.

Dimensions

  • Thickness: 0.25"
  • Width: 8"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10038

1/4" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10036

1/4" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10036
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
$12.41 for 1
$12.41 ea.

Dimensions

  • Thickness: 0.25"
  • Width: 5"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10036

5/16" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10041

5/16" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10041
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
$5.66 for 1
$5.66 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 1"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10041

5/16" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10043

5/16" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10043
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
$5.30 for 1
$5.30 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 1.5"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10043

5/16" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10045

5/16" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10045
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
$8.24 for 1
$8.24 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 2"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10045

5/16" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10054

5/16" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10054
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
$26.04 for 1
$26.04 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 8"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10054

3/8" x 3/4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10462

3/8" x 3/4" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10462
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
$5.33 for 1
$5.33 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.75"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10462

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

3/8" x 5" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 9590
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
$18.97 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 MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk9590

3/8" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10055

3/8" x 1" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10055
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.

Dimensions

  • Thickness: 0.375"
  • Width: 1"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10055

3/8" x 1 1/4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10056

3/8" x 1 1/4" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10056
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
$5.30 for 1
$5.30 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.25"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10056

3/8" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10057

3/8" x 1 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10057
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
$6.09 for 1
$6.09 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.5"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10057

3/8" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10059

3/8" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10059
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
$7.61 for 1
$7.61 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10059

3/8" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10062

3/8" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10062
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
$11.32 for 1
$11.32 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10062

3/8" x 3 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10064

3/8" x 3 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10064
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
$13.21 for 1
$13.21 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3.5"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10064

3/8" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10061

3/8" x 2 1/2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10061
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
$9.43 for 1
$9.43 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2.5"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10061

3/8" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10065

3/8" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10065
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
$15.09 for 1
$15.09 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 4"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10065

3/8" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled Part # 10067

3/8" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10067
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
$22.34 for 1
$22.34 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 6"
Click for more details
mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
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mild-steel-rectangle-bar-hot-rolled-a36-1superZoom-desk10067

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