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Stainless Steel Round Bar – 309

309 stainless steel round bar is designed for high temperature environments where heat resistance, oxidation resistance, and mechanical stability are essential. This austenitic stainless alloy performs reliably above 1800°F, offering steady strength, good toughness, and consistent machinability. Its elevated chromium and nickel content help it stand up to thermal cycling, sulfur bearing atmospheres, and harsh industrial conditions.


Applications: Chemical processing equipment, furnace hardware, heat treating components, kilns, power generation systems, automotive exhaust parts.

3 Results

5/8" Stainless Round Bar 309 Part # mp-00040295

5/8" Stainless Round Bar 309 -
Part #: mp-00040295
Sold & Shipped by AW Metals
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
$95.00 for 1
$95.00 ea.
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Dimensions

  • Diameter: 0.625"
  • Ships In: 2 Business Days
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Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
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View more product details Click for more details

1" Stainless Round Bar 309 Part # mp-00040296

1" Stainless Round Bar 309 -
Part #: mp-00040296
Sold & Shipped by AW Metals
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
$125.00 for 1
$125.00 ea.
Camera Expand Details

Dimensions

  • Diameter: 1"
  • Ships In: 2 Business Days
View more product details Click for more details

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details

1 1/4" Stainless Round Bar 309 Part # mp-00040297

1 1/4" Stainless Round Bar 309 -
Part #: mp-00040297
Sold & Shipped by AW Metals
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
$150.00 for 1
$150.00 ea.
Camera Expand Details

Dimensions

  • Diameter: 1.25"
  • Ships In: 2 Business Days
View more product details Click for more details

Key Features

CUSTOM CUT DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details
View more product details Click for more details

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