Shop all Products
Metal for Every Lesson, Lab, & Project. Trusted Nationwide By Universities, Schools & Research Institutions. See Why Schools Choose Online Metals

Open for Orders 24/7!

Deals
Get a Quick Quote

Rectangle Flat Bar

Show full description
rectangle-bar-large-new-min-4superZoom-main

Rectangle Flat Bar

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

4050 results

Close

Filter your results

Clear Search

More filters

Production Method

Secondary Shape

Surface

Color

Unit of Measure

Domestic

DFARS

seller

Type

Can't find what you need?

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


3/8" x 6" Stainless Rectangle Bar 303-Annealed HRAP -  Part # 22683

3/8" x 6" Stainless Rectangle Bar 303-Annealed HRAP-
Part #: 22683
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3/8" x 1 1/4" Stainless Rectangle Bar 17-4 PH Cond. A HRAP Part # 23217

3/8" x 1 1/4" Stainless Rectangle Bar 17-4 PH Cond. A HRAP -
Part #: 23217
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
$25.95 for 1
$25.95 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.25"
Click for more details
stainless-rectangle-bar-17-4-hrap-ph-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A564 , AMS-5643 , ASTM-F899

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-17-4-hrap-ph-1superZoom-desk23217

3/8" x 2 1/2" Brass Rectangle Bar 360-H02 Extruded Part # 1460

3/8" x 2 1/2" Brass Rectangle Bar 360-H02 Extruded -
Part #: 1460
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
$78.88 for 1
$78.88 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2.5"
Click for more details
brass-rectangle-bar-360-h02-extruded-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B16

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-360-h02-extruded-1superZoom-desk1460

3/8" x 3/4" Brass Rectangle Bar 360-H02 Extruded Part # 1450

3/8" x 3/4" Brass Rectangle Bar 360-H02 Extruded -
Part #: 1450
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
$22.64 for 1
$22.64 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.75"
Click for more details
brass-rectangle-bar-360-h02-extruded-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B16

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-360-h02-extruded-1superZoom-desk1450

3/8" x 6" Brass Rectangle Bar 360-H02 Extruded Part # 20986

3/8" x 6" Brass Rectangle Bar 360-H02 Extruded -
Part #: 20986
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
$260.33 for 1
$260.33 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 6"
Click for more details
brass-rectangle-bar-360-h02-extruded-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B16

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-360-h02-extruded-1superZoom-desk20986

3/8" x 1/2" Brass Rectangle Bar 385-M30 Extruded Part # 18227

3/8" x 1/2" Brass Rectangle Bar 385-M30 Extruded -
Part #: 18227
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
$15.03 for 1
$15.03 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.5"
Click for more details
brass-rectangle-bar-385-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B455

Key Features

CUSTOM CUT
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-385-1superZoom-desk18227

3/8" x 3/4" Brass Rectangle Bar 385-M30 Extruded Part # 18228

3/8" x 3/4" Brass Rectangle Bar 385-M30 Extruded -
Part #: 18228
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
$36.44 for 1
$36.44 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.75"
Click for more details
brass-rectangle-bar-385-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B455

Key Features

CUSTOM CUT
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-385-1superZoom-desk18228
SALE! Select Cut Sizes

3/8" x 1" Brass Rectangle Bar 385-M30 Extruded Part # 18229

3/8" x 1" Brass Rectangle Bar 385-M30 Extruded -
Part #: 18229
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
$43.16 for 1
$43.16 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1"
Click for more details
brass-rectangle-bar-385-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B455

Key Features

CUSTOM CUT
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-385-1superZoom-desk18229

3/8" x 1 1/2" Brass Rectangle Bar 385-M30 Extruded Part # 18230

3/8" x 1 1/2" Brass Rectangle Bar 385-M30 Extruded -
Part #: 18230
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
$57.96 for 1
$57.96 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.5"
Click for more details
brass-rectangle-bar-385-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B455

Key Features

CUSTOM CUT
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-385-1superZoom-desk18230

3/8" x 2" Brass Rectangle Bar 385-M30 Extruded Part # 18231

3/8" x 2" Brass Rectangle Bar 385-M30 Extruded -
Part #: 18231
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
$86.32 for 1
$86.32 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2"
Click for more details
brass-rectangle-bar-385-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B455

Key Features

CUSTOM CUT
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-385-1superZoom-desk18231

3/8" x 3" Brass Rectangle Bar 385-M30 Extruded Part # 18232

3/8" x 3" Brass Rectangle Bar 385-M30 Extruded -
Part #: 18232
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
$96.62 for 1
$96.62 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3"
Click for more details
brass-rectangle-bar-385-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B455

Key Features

CUSTOM CUT
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-385-1superZoom-desk18232

3/8" x 4" Brass Rectangle Bar 385-M30 Extruded Part # 18233

3/8" x 4" Brass Rectangle Bar 385-M30 Extruded -
Part #: 18233
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
$188.77 for 1
$188.77 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 4"
Click for more details
brass-rectangle-bar-385-1superZoom-mob{product.code}

Key Features

CUSTOM CUT
View more product details View more product details
View more product details Click for more details
brass-rectangle-bar-385-1superZoom-desk18233

3/8" x 1" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14297

3/8" x 1" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14297
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
$53.06 for 1
$53.06 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1"
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14297

3/8" x 1 1/2" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14298

3/8" x 1 1/2" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14298
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
$66.00 for 1
$66.00 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.5"
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14298

3/8" x 2" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14299

3/8" x 2" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14299
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
$94.34 for 1
$94.34 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2"
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14299

3/8" x 2 1/2" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14300

3/8" x 2 1/2" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14300
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
$101.62 for 1
$101.62 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2.5"
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14300

3/8" x 3" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14301

3/8" x 3" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14301
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
$139.78 for 1
$139.78 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3"
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14301

3/8" x 3 1/2" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14302

3/8" x 3 1/2" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14302
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
$107.65 for 1
$107.65 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3.5"
  • Ships In: 2-3 Business Days From Ohio
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14302

3/8" x 4" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14303

3/8" x 4" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14303
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
$153.25 for 1
$153.25 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 4"
  • Ships In: 2-3 Business Days From Ohio
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14303

3/8" x 5" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14304

3/8" x 5" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14304
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
$234.98 for 1
$234.98 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 5"
  • Ships In: 2-3 Business Days From Ohio
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14304

3/8" x 6" Aluminum Bronze Rectangle Bar 954 Cast Oversized Part # 14305

3/8" x 6" Aluminum Bronze Rectangle Bar 954 Cast Oversized -
Part #: 14305
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
$171.39 for 1
$171.39 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 6"
Click for more details
bronze-rectangle-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-rectangle-bar-954-1superZoom-desk14305

3/8" x 6" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19247

3/8" x 6" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19247
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
$330.75 for 1
$330.75 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 6"
Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A322

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19247

3/8" x 3/4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19144

3/8" x 3/4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19144
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
$80.65 for 1
$80.65 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.75"
Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A322

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19144

3/8" x 1" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19153

3/8" x 1" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19153
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
$95.05 for 1
$95.05 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1"
Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A322

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19153

3/8" x 1 1/4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19161

3/8" x 1 1/4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19161
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
$104.43 for 1
$104.43 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.25"
Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A322

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19161

Displaying 1701 - 1725 of 4050 results

Results per page

Can’t find what you’re looking for? Our team is here to help!

Contact us