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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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5/16" x 3/4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18861

5/16" x 3/4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18861
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
$215.50 for 1
$215.50 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 0.75"
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-desk18861

5/16" x 1" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18869

5/16" x 1" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18869
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
$243.68 for 1
$243.68 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 1"
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-desk18869

5/16" x 1 1/4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18879

5/16" x 1 1/4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18879
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
$256.25 for 1
$256.25 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 1.25"
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-desk18879

5/16" x 1 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18891

5/16" x 1 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18891
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
$327.59 for 1
$327.59 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 1.5"
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
View more product details View more product details
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stainless-rectangle-bar-410-1superZoom-desk18891

5/16" x 2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18902

5/16" x 2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18902
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
$345.62 for 1
$345.62 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 2"
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-desk18902

5/16" x 2 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18917

5/16" x 2 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18917
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
$436.69 for 1
$436.69 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 2.5"
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
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18917

5/16" x 3" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18928

5/16" x 3" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18928
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
$516.78 for 1
$516.78 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 3"
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-desk18928

5/16" x 3 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18943

5/16" x 3 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18943
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
$597.04 for 1
$597.04 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 3.5"
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
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18943

5/16" x 4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18954

5/16" x 4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18954
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
$616.18 for 1
$616.18 ea.

Dimensions

  • Thickness: 0.3125"
  • 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
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18954

5/16" x 5" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18967

5/16" x 5" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18967
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
$755.90 for 1
$755.90 ea.

Dimensions

  • Thickness: 0.3125"
  • 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
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18967

5/16" x 6" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18979

5/16" x 6" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18979
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
$834.30 for 1
$834.30 ea.

Dimensions

  • Thickness: 0.3125"
  • 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
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18979

5/16" x 8" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18999

5/16" x 8" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18999
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
$1,126.76 for 1
$1,126.76 ea.

Dimensions

  • Thickness: 0.3125"
  • 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
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18999

5/16" x 9" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 19007

5/16" x 9" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 19007
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
$1,246.22 for 1
$1,246.22 ea.

Dimensions

  • Thickness: 0.3125"
  • 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
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk19007

5/16" x 10" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 19019

5/16" x 10" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 19019
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
$1,372.71 for 1
$1,372.71 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19019

5/16" x 12" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 19031

5/16" x 12" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 19031
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
$1,748.42 for 1
$1,748.42 ea.

Dimensions

  • Thickness: 0.3125"
  • 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
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk19031

5/16" x 6" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19246

5/16" x 6" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19246
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
$305.90 for 1
$305.90 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19246

5/16" x 8" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19253

5/16" x 8" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19253
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
$450.85 for 1
$450.85 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19253

5/16" x 5" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19238

5/16" x 5" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19238
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
$261.58 for 1
$261.58 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19238

5/16" x 3/8" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19124

5/16" x 3/8" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19124
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
$72.83 for 1
$72.83 ea.

Dimensions

  • Thickness: 0.3125"
  • Width: 0.375"
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-desk19124

5/16" x 4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19229

5/16" x 4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19229
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
$217.05 for 1
$217.05 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19229

5/16" x 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19130

5/16" x 1/2" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19130
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
$65.95 for 1
$65.95 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19130

5/16" x 5/8" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19135

5/16" x 5/8" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19135
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
$70.63 for 1
$70.63 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19135

5/16" x 3/4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19143

5/16" x 3/4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19143
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
$71.33 for 1
$71.33 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19143

5/16" x 1" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19152

5/16" x 1" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19152
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
$84.80 for 1
$84.80 ea.

Dimensions

  • Thickness: 0.3125"
  • 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-desk19152

5/16" x 1 1/4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19160

5/16" x 1 1/4" Alloy Steel Rectangle Bar 4142-Prehardened -
Part #: 19160
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
$94.00 for 1
$94.00 ea.

Dimensions

  • Thickness: 0.3125"
  • 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
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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19160

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