No one ships metal for less!  Contact Us  now if you find a better rate.
Shop all Products
Shop Aerospace Materials

Open for Orders 24/7!

Deals
Get a Quick Quote!
rectangle-bar-large-new-min-4superZoom

Rectangle Flat Bar

-4551 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

Secondary Shape

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.


1/4" x 1" Aluminum Rectangle Bar 6061-T6511 144" Length - 144pc. Min - 
Part #: 28568

1/4" x 1" Aluminum Rectangle Bar 6061-T6511 144" Length - 144pc. Min-
Part #: 28568

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 1"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/4" x 4" Aluminum Rectangle Bar 6061-T6511 144" Length - 72pc. Min - 
Part #: 28574

1/4" x 4" Aluminum Rectangle Bar 6061-T6511 144" Length - 72pc. Min-
Part #: 28574

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 4"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/4" x 6" Aluminum Rectangle Bar 6061-T6511 144" Length - 48pc. Min - 
Part #: 28576

1/4" x 6" Aluminum Rectangle Bar 6061-T6511 144" Length - 48pc. Min-
Part #: 28576

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 6"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/4" x 5" Aluminum Rectangle Bar 6061-T6511 144" Length - 60pc. Min - 
Part #: 28575

1/4" x 5" Aluminum Rectangle Bar 6061-T6511 144" Length - 60pc. Min-
Part #: 28575

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/4" x 10" Aluminum Rectangle Bar 6061-T6511 144" Length - 29pc. Min - 
Part #: 28578

1/4" x 10" Aluminum Rectangle Bar 6061-T6511 144" Length - 29pc. Min-
Part #: 28578

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 10"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/4" x 8" Aluminum Rectangle Bar 6061-T6511 144" Length - 36pc. Min - 
Part #: 28577

1/4" x 8" Aluminum Rectangle Bar 6061-T6511 144" Length - 36pc. Min-
Part #: 28577

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 8"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/4" x 3" Aluminum Rectangle Bar 6061-T6511 144" Length - 96pc. Min - 
Part #: 28573

1/4" x 3" Aluminum Rectangle Bar 6061-T6511 144" Length - 96pc. Min-
Part #: 28573

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 3"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/4" x 2" Aluminum Rectangle Bar 6061-T6511 144" Length - 144pc. Min - 
Part #: 28571

1/4" x 2" Aluminum Rectangle Bar 6061-T6511 144" Length - 144pc. Min-
Part #: 28571

Click for more details

Dimensions

  • Thickness: 0.25"
  • Width: 2"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

0.25" x 0.5" Chromium Copper 182 Rectangle Bar Extruded - 
Part #: mp-00038073

0.25" x 0.5" Chromium Copper 182 Rectangle Bar Extruded -
Part #: mp-00038073

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Thickness: 0.25"
  • Width: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $38.21 ea.
  • 24″ (2 ft.) - $35.00 ea.
  • 36″ (3 ft.) - $54.63 ea.
  • 48″ (4 ft.) - $42.50 ea.
  • 72″ (6 ft.) - $79.27 ea.
  • 96″ (8 ft.) - $85.01 ea.
  • 144″ (12 ft.) - $127.51 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

$38.21 ea.
$38.21 for 1

0.25" x 2" Chromium Copper 182 Rectangle Bar Extruded - 
Part #: mp-00038117

0.25" x 2" Chromium Copper 182 Rectangle Bar Extruded -
Part #: mp-00038117

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Thickness: 0.25"
  • Width: 2"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $62.84 ea.
  • 24″ (2 ft.) - $85.01 ea.
  • 36″ (3 ft.) - $128.53 ea.
  • 48″ (4 ft.) - $170.02 ea.
  • 72″ (6 ft.) - $227.06 ea.
  • 96″ (8 ft.) - $340.03 ea.
  • 144″ (12 ft.) - $510.05 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

$62.84 ea.
$62.84 for 1

0.25" x 1" Chromium Copper 182 Rectangle Bar Extruded - 
Part #: mp-00038134

0.25" x 1" Chromium Copper 182 Rectangle Bar Extruded -
Part #: mp-00038134

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Thickness: 0.25"
  • Width: 1"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $46.42 ea.
  • 24″ (2 ft.) - $42.50 ea.
  • 36″ (3 ft.) - $79.27 ea.
  • 48″ (4 ft.) - $85.01 ea.
  • 72″ (6 ft.) - $128.53 ea.
  • 96″ (8 ft.) - $170.02 ea.
  • 144″ (12 ft.) - $255.02 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

$46.42 ea.
$46.42 for 1

0.25" x 1" Chrome Zirconium Copper Rectangle Bar 18150 - 
Part #: mp-00041093

0.25" x 1" Chrome Zirconium Copper Rectangle Bar 18150 -
Part #: mp-00041093

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Thickness: 0.25"
  • Width: 1"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $35.00 ea.
  • 24″ (2 ft.) - $42.50 ea.
  • 36″ (3 ft.) - $63.76 ea.
  • 48″ (4 ft.) - $85.01 ea.
  • 60″ (5 ft.) - $106.26 ea.
  • 72″ (6 ft.) - $127.51 ea.
  • 84″ (7 ft.) - $148.76 ea.
  • 96″ (8 ft.) - $170.02 ea.
  • 108″ (9 ft.) - $191.27 ea.
  • 120″ (10 ft.) - $212.52 ea.
  • 132″ (11 ft.) - $233.77 ea.
  • 144″ (12 ft.) - $255.02 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

$35.00 ea.
$35.00 for 1

0.25" x 0.5" Chrome Zirconium Copper Rectangle Bar 18150 - 
Part #: mp-00041108

0.25" x 0.5" Chrome Zirconium Copper Rectangle Bar 18150 -
Part #: mp-00041108

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Thickness: 0.25"
  • Width: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $35.00 ea.
  • 24″ (2 ft.) - $35.00 ea.
  • 36″ (3 ft.) - $35.00 ea.
  • 48″ (4 ft.) - $42.50 ea.
  • 60″ (5 ft.) - $53.13 ea.
  • 72″ (6 ft.) - $63.76 ea.
  • 84″ (7 ft.) - $74.38 ea.
  • 96″ (8 ft.) - $85.01 ea.
  • 108″ (9 ft.) - $95.63 ea.
  • 120″ (10 ft.) - $106.26 ea.
  • 132″ (11 ft.) - $116.89 ea.
  • 144″ (12 ft.) - $127.51 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

$35.00 ea.
$35.00 for 1

0.25" x 2" Chrome Zirconium Copper Rectangle Bar 18150 - 
Part #: mp-00041109

0.25" x 2" Chrome Zirconium Copper Rectangle Bar 18150 -
Part #: mp-00041109

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Thickness: 0.25"
  • Width: 2"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $42.50 ea.
  • 24″ (2 ft.) - $85.01 ea.
  • 36″ (3 ft.) - $127.51 ea.
  • 48″ (4 ft.) - $170.02 ea.
  • 60″ (5 ft.) - $212.52 ea.
  • 72″ (6 ft.) - $255.02 ea.
  • 84″ (7 ft.) - $297.53 ea.
  • 96″ (8 ft.) - $340.03 ea.
  • 108″ (9 ft.) - $382.54 ea.
  • 120″ (10 ft.) - $425.04 ea.
  • 132″ (11 ft.) - $467.54 ea.
  • 144″ (12 ft.) - $510.05 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

$42.50 ea.
$42.50 for 1

0.25" x 1.5" Chrome Zirconium Copper Rectangle Bar 18150 - 
Part #: mp-00041124

0.25" x 1.5" Chrome Zirconium Copper Rectangle Bar 18150 -
Part #: mp-00041124

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Thickness: 0.25"
  • Width: 1.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $35.00 ea.
  • 24″ (2 ft.) - $63.76 ea.
  • 36″ (3 ft.) - $95.63 ea.
  • 48″ (4 ft.) - $127.51 ea.
  • 60″ (5 ft.) - $159.39 ea.
  • 72″ (6 ft.) - $191.27 ea.
  • 84″ (7 ft.) - $223.15 ea.
  • 96″ (8 ft.) - $255.02 ea.
  • 108″ (9 ft.) - $286.90 ea.
  • 120″ (10 ft.) - $318.78 ea.
  • 132″ (11 ft.) - $350.66 ea.
  • 144″ (12 ft.) - $382.54 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.
Create Custom Cut

QTY

$35.00 ea.
$35.00 for 1

9/32" x 3/4" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12023

9/32" x 3/4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12023

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 0.75"
See all available dimensions for this product
  • 18″ (18 in.) - $52.43 ea.
  • 36″ (3 ft.) - $72.82 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

$52.43 ea.
$52.43 for 1

9/32" x 1" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12024

9/32" x 1" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12024

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 1"
See all available dimensions for this product
  • 18″ (18 in.) - $61.03 ea.
  • 36″ (3 ft.) - $86.66 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

$61.03 ea.
$61.03 for 1

9/32" x 1/2" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12022

9/32" x 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12022

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 0.5"
See all available dimensions for this product
  • 18″ (18 in.) - $44.05 ea.
  • 36″ (3 ft.) - $76.94 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

$44.05 ea.
$44.05 for 1

9/32" x 1 1/4" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12025

9/32" x 1 1/4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12025

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 1.25"
See all available dimensions for this product
  • 18″ (18 in.) - $68.68 ea.
  • 36″ (3 ft.) - $100.78 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

$68.68 ea.
$68.68 for 1

9/32" x 1 1/2" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12026

9/32" x 1 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12026

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 1.5"
See all available dimensions for this product
  • 18″ (18 in.) - $77.28 ea.
  • 36″ (3 ft.) - $113.54 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

$77.28 ea.
$77.28 for 1

9/32" x 2" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12027

9/32" x 2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12027

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 2"
See all available dimensions for this product
  • 18″ (18 in.) - $94.05 ea.
  • 36″ (3 ft.) - $127.70 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

$94.05 ea.
$94.05 for 1

9/32" x 3" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12028

9/32" x 3" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12028

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 3"
See all available dimensions for this product
  • 18″ (18 in.) - $127.80 ea.
  • 36″ (3 ft.) - $155.50 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

$127.80 ea.
$127.80 for 1

9/32" x 4" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12029

9/32" x 4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12029

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 4"
See all available dimensions for this product
  • 18″ (18 in.) - $161.45 ea.
  • 36″ (3 ft.) - $211.30 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

$161.45 ea.
$161.45 for 1

9/32" x 6" Tool Steel Rectangle Bar O1 Precision Ground - 
Part #: 12030

9/32" x 6" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12030

Click for more details

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

Dimensions

  • Thickness: 0.28125"
  • Width: 6"
See all available dimensions for this product
  • 18″ (18 in.) - $228.70 ea.
  • 36″ (3 ft.) - $266.98 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

$228.70 ea.
$228.70 for 1

5/16" x 1" Stainless Rectangle Bar 410 Precision Ground - 
Part #: 18652

5/16" x 1" Stainless Rectangle Bar 410 Precision Ground -
Part #: 18652

Click for more details

stainless-rectangle-bar-410-1superZoom

Dimensions

  • Thickness: 0.3125"
  • Width: 1"
See all available dimensions for this product
  • 24″ (2 ft.) - $194.26 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

$194.26 ea.
$194.26 for 1

Can't find what you're looking for?

Contact us for a custom quote