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Rectangle Flat Bar

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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.

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3/8" x 4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18955

3/8" x 4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18955
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
$695.97 for 1
$695.97 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 4"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
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stainless-rectangle-bar-410-1superZoom-desk18955

3/8" x 5" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18968

3/8" x 5" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18968
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
$827.61 for 1
$827.61 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 5"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
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stainless-rectangle-bar-410-1superZoom-desk18968

3/8" x 6" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18980

3/8" x 6" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18980
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
$900.35 for 1
$900.35 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 6"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
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stainless-rectangle-bar-410-1superZoom-desk18980

3/8" x 7" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18988

3/8" x 7" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18988
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
$1,135.11 for 1
$1,135.11 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 7"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
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stainless-rectangle-bar-410-1superZoom-desk18988

3/8" x 8" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 19000

3/8" x 8" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 19000
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
$1,252.86 for 1
$1,252.86 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 8"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
View more product details View more product details
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stainless-rectangle-bar-410-1superZoom-desk19000

3/8" x 9" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 19008

3/8" x 9" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 19008
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
$1,416.37 for 1
$1,416.37 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 9"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
View more product details View more product details
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stainless-rectangle-bar-410-1superZoom-desk19008

3/8" x 10" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 19020

3/8" x 10" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 19020
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
$1,574.35 for 1
$1,574.35 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 10"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk19020

3/8" x 12" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 19032

3/8" x 12" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 19032
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
$1,796.14 for 1
$1,796.14 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 12"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
View more product details View more product details
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stainless-rectangle-bar-410-1superZoom-desk19032

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 8" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19254

3/8" x 8" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19254
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
$487.30 for 1
$487.30 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 8"
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-desk19254

3/8" x 5" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19239

3/8" x 5" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19239
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
$283.15 for 1
$283.15 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 5"
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-desk19239

3/8" x 3 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19220

3/8" x 3 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19220
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
$229.00 for 1
$229.00 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3.5"
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-desk19220

3/8" x 4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19230

3/8" x 4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19230
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
$235.63 for 1
$235.63 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 4"
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-desk19230

3/8" x 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19131

3/8" x 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19131
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
$72.58 for 1
$72.58 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.5"
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-desk19131

3/8" x 5/8" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19136

3/8" x 5/8" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19136
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
$78.78 for 1
$78.78 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.625"
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-desk19136

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

3/8" x 1 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19172

3/8" x 1 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19172
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
$116.85 for 1
$116.85 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.5"
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-desk19172

3/8" x 1 3/4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19181

3/8" x 1 3/4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19181
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
$136.85 for 1
$136.85 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.75"
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-desk19181

3/8" x 2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19191

3/8" x 2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19191
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
$140.60 for 1
$140.60 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2"
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-desk19191

3/8" x 2 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19200

3/8" x 2 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19200
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
$164.27 for 1
$164.27 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2.5"
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-desk19200

3/8" x 3" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19211

3/8" x 3" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19211
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
$188.13 for 1
$188.13 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3"
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-desk19211

3/8" x 10" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19261

3/8" x 10" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19261
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
$599.48 for 1
$599.48 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 10"
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
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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19261

3/8" x 1 1/2" Aluminum Full Round Edge 6101-T61 Part # 18150

3/8" x 1 1/2" Aluminum Full Round Edge 6101-T61 -
Part #: 18150
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
$7.15 for 1
$7.15 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1.5"
Click for more details
aluminum-rectangle-bar-6061-t65-full-round-edge-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B221 , ASTM-B317

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-rectangle-bar-6061-t65-full-round-edge-1superZoom-desk18150

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