Shop all Products
Shop Aerospace Materials
Deals
Get a Quick Quote!
rectangle-bar-large-new-min-4superZoom

Rectangle Flat Bar

-4550 Products

Known for its utility, rectangle bar stocks are used in a wide range of applications from naval brass to tooling. We carry Rectangle Bar stock in Alloy Steel, Aluminum, Brass, Bronze, Carbon Fiber, Carbon Steel, Cast Iron, Copper, Stainless Steel, and Tool Steel. Most metal flat bar stock or metal bar stock is available in full size and custom cut solid rectangle bar sizes.

Sort by

Size
  • Size
  • Price:Low to High
  • Product Name: A to Z
  • Product Name: Z to A
  • Relevance
  • Price:High to Low

Close

Refine Your Results

Clear Search

Filters

Material

Alloy/Type

Production Method

Surface

Grade

Color

Domestic

Temper

DFARS

seller

Shape

Can't find what you need?

Contact our experienced US-based customer service team for hard-to-source materials.


1/2" x 1 1/4" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11481

1/2" x 1 1/4" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11481

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1.25"
See all available dimensions for this product
  • 18″ (18 in.) - $110.02 ea.
  • 36″ (3 ft.) - $181.82 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.

QTY

$110.02 ea.
$110.02 for 1

1/2" x 1 1/2" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11482

1/2" x 1 1/2" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11482

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1.5"
See all available dimensions for this product
  • 18″ (18 in.) - $123.15 ea.
  • 36″ (3 ft.) - $203.54 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.

QTY

$123.15 ea.
$123.15 for 1

1/2" x 2" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11483

1/2" x 2" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11483

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 2"
See all available dimensions for this product
  • 18″ (18 in.) - $149.57 ea.
  • 36″ (3 ft.) - $247.25 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.

QTY

$149.57 ea.
$149.57 for 1

1/2" x 2 1/2" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11484

1/2" x 2 1/2" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11484

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 2.5"
See all available dimensions for this product
  • 18″ (18 in.) - $175.95 ea.
  • 36″ (3 ft.) - $290.95 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.

QTY

$175.95 ea.
$175.95 for 1

1/2" x 3" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11485

1/2" x 3" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11485

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 3"
See all available dimensions for this product
  • 18″ (18 in.) - $202.43 ea.
  • 36″ (3 ft.) - $334.66 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.

QTY

$202.43 ea.
$202.43 for 1

1/2" x 5" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11487

1/2" x 5" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11487

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 5"
See all available dimensions for this product
  • 18″ (18 in.) - $309.90 ea.
  • 36″ (3 ft.) - $512.45 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.

QTY

$309.90 ea.
$309.90 for 1

1/2" x 6" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11488

1/2" x 6" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11488

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 6"
See all available dimensions for this product
  • 18″ (18 in.) - $379.90 ea.
  • 36″ (3 ft.) - $628.08 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.

QTY

$379.90 ea.
$379.90 for 1

1/2" x 3/4" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11489

1/2" x 3/4" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11489

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 0.75"
See all available dimensions for this product
  • 18″ (18 in.) - $125.82 ea.
  • 36″ (3 ft.) - $215.74 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.

QTY

$125.82 ea.
$125.82 for 1

1/2" x 4" Tool Steel Rectangle Bar O1 Ground Oversize - 
Part #: 11486

1/2" x 4" Tool Steel Rectangle Bar O1 Ground Oversize -
Part #: 11486

Click for more details

tool-steel-rectangle-bar-o1-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 4"
See all available dimensions for this product
  • 18″ (18 in.) - $255.25 ea.
  • 36″ (3 ft.) - $422.06 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.

QTY

$255.25 ea.
$255.25 for 1

1/2" x 1" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11490

1/2" x 1" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11490

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1"
See all available dimensions for this product
  • 18″ (18 in.) - $146.28 ea.
  • 36″ (3 ft.) - $250.66 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.

QTY

$146.28 ea.
$146.28 for 1

1/2" x 1 1/4" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11491

1/2" x 1 1/4" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11491

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1.25"
See all available dimensions for this product
  • 18″ (18 in.) - $165.05 ea.
  • 36″ (3 ft.) - $282.91 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.

QTY

$165.05 ea.
$165.05 for 1

1/2" x 2" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11493

1/2" x 2" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11493

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 2"
See all available dimensions for this product
  • 18″ (18 in.) - $226.15 ea.
  • 36″ (3 ft.) - $387.60 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.

QTY

$226.15 ea.
$226.15 for 1

1/2" x 1 1/2" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11492

1/2" x 1 1/2" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11492

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1.5"
See all available dimensions for this product
  • 18″ (18 in.) - $185.23 ea.
  • 36″ (3 ft.) - $317.50 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.

QTY

$185.23 ea.
$185.23 for 1

1/2" x 2 1/2" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11494

1/2" x 2 1/2" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11494

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 2.5"
See all available dimensions for this product
  • 18″ (18 in.) - $266.90 ea.
  • 36″ (3 ft.) - $457.49 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.

QTY

$266.90 ea.
$266.90 for 1

1/2" x 3" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11495

1/2" x 3" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11495

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 3"
See all available dimensions for this product
  • 18″ (18 in.) - $307.73 ea.
  • 36″ (3 ft.) - $527.42 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.

QTY

$307.73 ea.
$307.73 for 1

1/2" x 4" Tool Steel Rectangle Bar S7 Ground Oversize - 
Part #: 11496

1/2" x 4" Tool Steel Rectangle Bar S7 Ground Oversize -
Part #: 11496

Click for more details

tool-steel-rectangle-bar-s7-oversize-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 4"
See all available dimensions for this product
  • 18″ (18 in.) - $389.28 ea.
  • 36″ (3 ft.) - $667.42 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.

QTY

$389.28 ea.
$389.28 for 1

1/2" x 3 1/2" Stainless Rectangle Bar 304/304L - 
Part #: 23361

1/2" x 3 1/2" Stainless Rectangle Bar 304/304L -
Part #: 23361

Click for more details

stainless-rectangle-bar-304-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 3.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $57.46 ea.
  • 24″ (2 ft.) - $111.77 ea.
  • 36″ (3 ft.) - $152.57 ea.
  • 48″ (4 ft.) - $190.24 ea.
  • 72″ (6 ft.) - $268.68 ea.
  • 96″ (8 ft.) - $334.63 ea.
  • 144″ (12 ft.) - $416.56 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

$57.46 ea.
$57.46 for 1

1/2" x 3/4" Stainless Rectangle Bar 17-4 PH Cond. A HRAP - 
Part #: 13905

1/2" x 3/4" Stainless Rectangle Bar 17-4 PH Cond. A HRAP -
Part #: 13905

Click for more details

stainless-rectangle-bar-17-4-hrap-ph-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 0.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $17.65 ea.
  • 24″ (2 ft.) - $34.29 ea.
  • 36″ (3 ft.) - $46.82 ea.
  • 48″ (4 ft.) - $58.39 ea.
  • 72″ (6 ft.) - $82.46 ea.
  • 96″ (8 ft.) - $102.69 ea.
  • 144″ (12 ft.) - $127.84 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

$17.65 ea.
$17.65 for 1

1/2" x 3 1/2" Alloy Steel Rectangle Bar 4142-Prehardened - 
Part #: 19221

1/2" x 3 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19221

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 3.5"
See all available dimensions for this product
  • 18″ (18 in.) - $249.00 ea.
  • 36″ (3 ft.) - $415.78 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.

QTY

$249.00 ea.
$249.00 for 1

1/2" x 4" Alloy Steel Rectangle Bar 4142-Prehardened - 
Part #: 19231

1/2" x 4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19231

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 4"
See all available dimensions for this product
  • 18″ (18 in.) - $254.00 ea.
  • 36″ (3 ft.) - $424.18 ea.
  • 72″ (6 ft.) - $805.54 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.

QTY

$254.00 ea.
$254.00 for 1

1/2" x 1 1/4" Alloy Steel Rectangle Bar 4142-Prehardened - 
Part #: 19162

1/2" x 1 1/4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19162

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1.25"
See all available dimensions for this product
  • 18″ (18 in.) - $116.98 ea.
  • 36″ (3 ft.) - $195.24 ea.
  • 72″ (6 ft.) - $370.75 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.

QTY

$116.98 ea.
$116.98 for 1

1/2" x 1 1/2" Alloy Steel Rectangle Bar 4142-Prehardened - 
Part #: 19173

1/2" x 1 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19173

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1.5"
See all available dimensions for this product
  • 18″ (18 in.) - $129.43 ea.
  • 36″ (3 ft.) - $216.17 ea.
  • 72″ (6 ft.) - $410.52 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.

QTY

$129.43 ea.
$129.43 for 1

1/2" x 1 3/4" Alloy Steel Rectangle Bar 4142-Prehardened - 
Part #: 19182

1/2" x 1 3/4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19182

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 1.75"
See all available dimensions for this product
  • 18″ (18 in.) - $151.58 ea.
  • 36″ (3 ft.) - $253.10 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.

QTY

$151.58 ea.
$151.58 for 1

1/2" x 2" Alloy Steel Rectangle Bar 4142-Prehardened - 
Part #: 19192

1/2" x 2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19192

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 2"
See all available dimensions for this product
  • 18″ (18 in.) - $154.38 ea.
  • 36″ (3 ft.) - $257.62 ea.
  • 72″ (6 ft.) - $489.17 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.

QTY

$154.38 ea.
$154.38 for 1

1/2" x 2 1/2" Alloy Steel Rectangle Bar 4142-Prehardened - 
Part #: 19201

1/2" x 2 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19201

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 2.5"
See all available dimensions for this product
  • 18″ (18 in.) - $179.25 ea.
  • 36″ (3 ft.) - $299.30 ea.
  • 72″ (6 ft.) - $568.37 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.

QTY

$179.25 ea.
$179.25 for 1

Can't find what you're looking for?

Contact us for a custom quote