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Stainless Steel Rectangle Bar

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Stainless Steel Rectangle Bar

Stainless steel rectangle bar provides dependable strength, corrosion resistance, and versatility for fabrication, framing, structural support, and machine part construction. Its flat, rectangular profile makes it ideal for brackets, fixtures, rails, and general industrial components that require clean edges and consistent dimensions. Available in popular stainless alloys – including 17 4, 303, 304, 316, 321, 410, 416, 420 and 440C – these bars support applications ranging from food and beverage equipment to aerospace, chemical processing, and architectural builds. Offered in full lengths and custom cut sizes to match your project needs.


Applications: Structural framing, supports, brackets, fixtures, machinery parts, architectural components, food processing equipment.


Available Alloys: 17-4 | 303 | 304 | 316 | 321 | 410 | 416 | 420 | 440C


Material Properties

Link Icon Stainless Steel Product Guide | Link Icon Stainless Steel Rectangle Bar Tolerances

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3/16" x 3" Stainless Rectangle Bar 410 Precision Ground Part # 18707

3/16" x 3" Stainless Rectangle Bar 410 Precision Ground -
Part #: 18707
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
$416.40 for 1
$416.40 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 3"
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stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A240

Key Features

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stainless-rectangle-bar-410-1superZoom-desk18707

3/16" x 6" Stainless Rectangle Bar 410 Precision Ground Part # 18757

3/16" x 6" Stainless Rectangle Bar 410 Precision Ground -
Part #: 18757
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
$760.38 for 1
$760.38 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 6"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A240

Key Features

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stainless-rectangle-bar-410-1superZoom-desk18757

3/16" x 8" Stainless Rectangle Bar 410 Precision Ground Part # 18777

3/16" x 8" Stainless Rectangle Bar 410 Precision Ground -
Part #: 18777
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
$941.61 for 1
$941.61 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 8"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A240

Key Features

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stainless-rectangle-bar-410-1superZoom-desk18777

3/16" x 10" Stainless Rectangle Bar 410 Precision Ground Part # 18797

3/16" x 10" Stainless Rectangle Bar 410 Precision Ground -
Part #: 18797
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
$1,120.80 for 1
$1,120.80 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 10"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A240

Key Features

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stainless-rectangle-bar-410-1superZoom-desk18797

3/16" x 3/4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18859

3/16" x 3/4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18859
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
$236.40 for 1
$236.40 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 0.75"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

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stainless-rectangle-bar-410-1superZoom-desk18859

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 48" Length Part # 27295

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 48" Length -
Part #: 27295

Pack of 3

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
$242.81
$242.81 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 1"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27295

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27296

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27296

Pack of 4

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
$308.03
$308.03 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 1"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27296

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27297

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27297

Pack of 6

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
$366.30
$366.30 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 1"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27297

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27298

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27298

Pack of 2

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
$272.89
$272.89 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 2"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27298

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 48" Length Part # 27299

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 48" Length -
Part #: 27299

Pack of 3

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
$289.43
$289.43 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 2"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27299

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27294

3/16" x 1" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27294

Pack of 2

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
$228.94
$228.94 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 1"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

MTR FREE MTR Available
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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27294

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27301

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27301

Pack of 6

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
$519.48
$519.48 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 2"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27301

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27300

3/16" x 2" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27300

Pack of 4

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
$410.70
$410.70 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 2"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27300

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 48" Length Part # 27303

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 48" Length -
Part #: 27303

Pack of 3

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
$388.50
$388.50 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 4"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27303

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27304

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27304

Pack of 4

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
$644.80
$644.80 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 4"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27304

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27302

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27302

Pack of 2

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
$366.30
$366.30 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 4"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27302

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length Part # 27305

3/16" x 4" No. 4 Finish Stainless Rectangle Bar 304/304L 72" Length -
Part #: 27305

Pack of 6

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
$1,045.62
$1,045.62 ea.

Dimensions

  • Thickness: 0.1875"
  • Width: 4"
Click for more details
2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-mob{product.code}

Key Features

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2023-02-07-No4Stainless-RectangleBar-1-1000-min-superZoom-desk27305

1/4" x 1 1/4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18878

1/4" x 1 1/4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18878
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
$259.55 for 1
$259.55 ea.

Dimensions

  • Thickness: 0.25"
  • 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
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stainless-rectangle-bar-410-1superZoom-desk18878

1/4" x 1 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18890

1/4" x 1 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18890
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
$289.39 for 1
$289.39 ea.

Dimensions

  • Thickness: 0.25"
  • Width: 1.5"
Click for more details
stainless-rectangle-bar-410-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

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stainless-rectangle-bar-410-1superZoom-desk18890

1/4" x 2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18901

1/4" x 2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18901
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
$355.72 for 1
$355.72 ea.

Dimensions

  • Thickness: 0.25"
  • 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
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stainless-rectangle-bar-410-1superZoom-desk18901

1/4" x 2 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18916

1/4" x 2 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18916
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
$414.66 for 1
$414.66 ea.

Dimensions

  • Thickness: 0.25"
  • 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
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stainless-rectangle-bar-410-1superZoom-desk18916

1/4" x 3" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18927

1/4" x 3" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18927
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
$450.53 for 1
$450.53 ea.

Dimensions

  • Thickness: 0.25"
  • 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
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stainless-rectangle-bar-410-1superZoom-desk18927

1/4" x 3 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18942

1/4" x 3 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18942
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
$470.03 for 1
$470.03 ea.

Dimensions

  • Thickness: 0.25"
  • 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
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stainless-rectangle-bar-410-1superZoom-desk18942

1/4" x 4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18953

1/4" x 4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18953
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
$593.32 for 1
$593.32 ea.

Dimensions

  • Thickness: 0.25"
  • 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-desk18953

1/4" x 5" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18966

1/4" x 5" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18966
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
$747.47 for 1
$747.47 ea.

Dimensions

  • Thickness: 0.25"
  • 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-desk18966

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