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Stainless Steel Rectangle Bar

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Stainless Steel Rectangle Bar

Popular for its corrosion resistance, stainless steel flat/rectangle bar is used in a wide range of applications including framing, support and fabrication. We carry stainless steel round bar in 17-4 | 303 | 304 | 316 | 321 | 410 | 416 and 440c. We offer stainless rectangle steel bar in standard sizes and custom cut lengths so you're sure to find what you need to complete your project.

Material Properties

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

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3/8" x 6" Stainless Rectangle Bar 304/304L Part # 4429

3/8" x 6" Stainless Rectangle Bar 304/304L -
Part #: 4429
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
$72.36 for 1
$72.36 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 6"
Click for more details
stainless-rectangle-bar-304-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-QQ-S-763 , AMS-5639 , AMS-5647 , ASTM-A276 , ASTM-A479 , ASTM-F899 , ASTM-A240(call for availability)

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-rectangle-bar-304-1superZoom-desk4429

3/8" x 12" Stainless Rectangle Bar 410 Precision Ground Part # 18812

3/8" x 12" Stainless Rectangle Bar 410 Precision Ground -
Part #: 18812
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
$1,584.66 for 1
$1,584.66 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-A240

Key Features

MTR FREE MTR Available
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stainless-rectangle-bar-410-1superZoom-desk18812

3/8" x 1" Stainless Rectangle Bar 420 Oversize Ground Stock Part # 18820

3/8" x 1" Stainless Rectangle Bar 420 Oversize Ground Stock -
Part #: 18820
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
$413.09 for 1
$413.09 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 1"
Click for more details
stainless-rectangle-bar-420-oversize-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A276

Key Features

MTR FREE MTR Available
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stainless-rectangle-bar-420-oversize-1superZoom-desk18820

3/8" x 2" Stainless Rectangle Bar 420 Oversize Ground Stock Part # 18824

3/8" x 2" Stainless Rectangle Bar 420 Oversize Ground Stock -
Part #: 18824
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
$631.88 for 1
$631.88 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 2"
Click for more details
stainless-rectangle-bar-420-oversize-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-420-oversize-1superZoom-desk18824

3/8" x 3" Stainless Rectangle Bar 420 Oversize Ground Stock Part # 18830

3/8" x 3" Stainless Rectangle Bar 420 Oversize Ground Stock -
Part #: 18830
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
$855.54 for 1
$855.54 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 3"
Click for more details
stainless-rectangle-bar-420-oversize-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-420-oversize-1superZoom-desk18830

3/8" x 4" Stainless Rectangle Bar 420 Oversize Ground Stock Part # 18836

3/8" x 4" Stainless Rectangle Bar 420 Oversize Ground Stock -
Part #: 18836
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
$1,074.25 for 1
$1,074.25 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 4"
Click for more details
stainless-rectangle-bar-420-oversize-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-420-oversize-1superZoom-desk18836

3/8" x 5" Stainless Rectangle Bar 420 Oversize Ground Stock Part # 18842

3/8" x 5" Stainless Rectangle Bar 420 Oversize Ground Stock -
Part #: 18842
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
$1,292.99 for 1
$1,292.99 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 5"
Click for more details
stainless-rectangle-bar-420-oversize-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-420-oversize-1superZoom-desk18842

3/8" x 6" Stainless Rectangle Bar 420 Oversize Ground Stock Part # 18847

3/8" x 6" Stainless Rectangle Bar 420 Oversize Ground Stock -
Part #: 18847
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
$1,511.72 for 1
$1,511.72 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 6"
Click for more details
stainless-rectangle-bar-420-oversize-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-420-oversize-1superZoom-desk18847

3/8" x 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18856

3/8" x 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18856
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
$227.09 for 1
$227.09 ea.

Dimensions

  • Thickness: 0.375"
  • Width: 0.5"
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-desk18856

3/8" x 3/4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18862

3/8" x 3/4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18862
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
$272.51 for 1
$272.51 ea.

Dimensions

  • Thickness: 0.375"
  • 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
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18862

3/8" x 1" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18870

3/8" x 1" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18870
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
$277.81 for 1
$277.81 ea.

Dimensions

  • Thickness: 0.375"
  • 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
View more product details View more product details
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18870

3/8" x 1 1/4" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18880

3/8" x 1 1/4" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18880
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
$285.20 for 1
$285.20 ea.

Dimensions

  • Thickness: 0.375"
  • 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
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18880

3/8" x 1 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18892

3/8" x 1 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18892
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
$339.77 for 1
$339.77 ea.

Dimensions

  • Thickness: 0.375"
  • 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
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18892

3/8" x 2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18903

3/8" x 2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18903
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
$394.30 for 1
$394.30 ea.

Dimensions

  • Thickness: 0.375"
  • 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
View more product details Click for more details
stainless-rectangle-bar-410-1superZoom-desk18903

3/8" x 2 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18918

3/8" x 2 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18918
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
$471.53 for 1
$471.53 ea.

Dimensions

  • Thickness: 0.375"
  • 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-desk18918

3/8" x 3" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18929

3/8" x 3" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18929
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
$474.98 for 1
$474.98 ea.

Dimensions

  • Thickness: 0.375"
  • 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-desk18929

3/8" x 3 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock Part # 18944

3/8" x 3 1/2" Stainless Rectangle Bar 440C Oversize Ground Stock -
Part #: 18944
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
$600.08 for 1
$600.08 ea.

Dimensions

  • Thickness: 0.375"
  • 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-desk18944

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
View more product details View more product details
View more product details Click for more details
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
View more product details View more product details
View more product details Click for more details
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
View more product details View more product details
View more product details Click for more details
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
View more product details View more product details
View more product details Click for more details
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
View more product details Click for more details
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
View more product details Click for more details
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

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