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Round Bar

-2948 Products

We carry metal round bar stock in alloy steel, aluminum, beryllium copper, brass, bronze, carbon fiber, carbon steel, cast iron, copper, maraging steel, nickel silver, nickel, plastic, stainless steel, and titanium. Most of our metal round bar is available in full size and custom cut lengths. Whether you're looking for a perfectly sized bright bar or a large quantity of durable plastic, you can price and order round bar from Online Metals and enjoy the convenience of delivery directly to you.

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3 3/4" Aluminum Round Bar 6061-T6511-Extruded - 
Part #: 10615

3 3/4" Aluminum Round Bar 6061-T6511-Extruded -
Part #: 10615

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aluminum-round-bar-6061-t6511-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $124.53 ea.
  • 24″ (2 ft.) - $235.78 ea.
  • 36″ (3 ft.) - $348.35 ea.
  • 48″ (4 ft.) - $452.03 ea.
  • 72″ (6 ft.) - $624.88 ea.
  • 96″ (8 ft.) - $801.27 ea.
  • 144″ (12 ft.) - $1,106.16 ea.
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.
Create Custom Cut

QTY

$124.53 ea.
$124.53 for 1

3 3/4" Cast Iron Round Bar 80-55-06 Dura-Bar - 
Part #: 24070

3 3/4" Cast Iron Round Bar 80-55-06 Dura-Bar-
Part #: 24070

Click for more details

cast-iron-dura-bar-roundsuperZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Stainless Round Bar 303-Annealed Rough Turned - 
Part #: 24692

3 3/4" Stainless Round Bar 303-Annealed Rough Turned -
Part #: 24692

Click for more details

stainless-round-bar-303-annealed-cold-finish-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $333.17 ea.
  • 24″ (2 ft.) - $629.75 ea.
  • 36″ (3 ft.) - $929.97 ea.
  • 48″ (4 ft.) - $1,205.80 ea.
  • 72″ (6 ft.) - $1,662.25 ea.
  • 96″ (8 ft.) - $2,128.44 ea.
  • 144″ (12 ft.) - $2,929.06 ea.
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.
Create Custom Cut

QTY

$333.17 ea.
$333.17 for 1

3 3/4" Stainless Round Bar 304/304L-Annealed Rough Turned - 
Part #: 24709

3 3/4" Stainless Round Bar 304/304L-Annealed Rough Turned -
Part #: 24709

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stainless-round-bar-304-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $342.53 ea.
  • 24″ (2 ft.) - $647.40 ea.
  • 36″ (3 ft.) - $956.06 ea.
  • 48″ (4 ft.) - $1,239.59 ea.
  • 72″ (6 ft.) - $1,708.86 ea.
  • 96″ (8 ft.) - $2,188.13 ea.
  • 144″ (12 ft.) - $3,011.18 ea.
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.
Create Custom Cut

QTY

$342.53 ea.
$342.53 for 1

3 3/4" Stainless Round Bar 316/316L Annealed Rough Turned - 
Part #: 24721

3 3/4" Stainless Round Bar 316/316L Annealed Rough Turned -
Part #: 24721

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stainless-round-bar-316-cold-finish-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $434.45 ea.
  • 24″ (2 ft.) - $821.13 ea.
  • 36″ (3 ft.) - $1,212.61 ea.
  • 48″ (4 ft.) - $1,572.28 ea.
  • 72″ (6 ft.) - $2,167.43 ea.
  • 96″ (8 ft.) - $2,775.33 ea.
  • 144″ (12 ft.) - $3,819.27 ea.
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.
Create Custom Cut

QTY

$434.45 ea.
$434.45 for 1

3 3/4" Titanium Round Bar Grade 5 6AL-4V - 
Part #: 15518

3 3/4" Titanium Round Bar Grade 5 6AL-4V -
Part #: 15518

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titanium-round-bar-6al-4v-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $2,538.87 ea.
  • 24″ (2 ft.) - $4,798.74 ea.
  • 36″ (3 ft.) - $7,086.50 ea.
  • 48″ (4 ft.) - $9,188.29 ea.
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.
Create Custom Cut

QTY

$2,538.87 ea.
$2,538.87 for 1
quantity discountBuy More & Save up to 13% !
Qty
Price ea.
Savings
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$2183.77
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3 3/4" Stainless Round Bar 316/316L Annealed Cold Finish - 
Part #: 4500

3 3/4" Stainless Round Bar 316/316L Annealed Cold Finish -
Part #: 4500

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stainless-round-bar-316-cold-finish-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $492.15 ea.
  • 24″ (2 ft.) - $930.20 ea.
  • 36″ (3 ft.) - $1,373.67 ea.
  • 144″ (12 ft.) - $4,326.52 ea.
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.
Create Custom Cut

QTY

$492.15 ea.
$492.15 for 1

3 3/4" Stainless Round Bar 17-4 PH Cond. A Rough Turned - 
Part #: 7305

3 3/4" Stainless Round Bar 17-4 PH Cond. A Rough Turned-
Part #: 7305

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stainless-round-bar-17-4-annealed-rough-turned-ph-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Aluminum Round Bar 2024-T351-Cold Finish - 
Part #: 19922

3 3/4" Aluminum Round Bar 2024-T351-Cold Finish -
Part #: 19922

Click for more details

aluminum-round-bar-2024-t351-cold-finish-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $214.61 ea.
  • 24″ (2 ft.) - $405.63 ea.
  • 36″ (3 ft.) - $598.99 ea.
  • 48″ (4 ft.) - $776.65 ea.
  • 72″ (6 ft.) - $1,070.65 ea.
  • 96″ (8 ft.) - $1,370.95 ea.
  • 144″ (12 ft.) - $1,886.62 ea.
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.
Create Custom Cut

QTY

$214.61 ea.
$214.61 for 1

3 3/4" Brass Round Bar 360-H02 Extruded - 
Part #: 1291

3 3/4" Brass Round Bar 360-H02 Extruded -
Part #: 1291

Click for more details

brass-round-bar-360-h02-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $628.42 ea.
  • 24″ (2 ft.) - $1,187.78 ea.
  • 36″ (3 ft.) - $1,754.07 ea.
  • 144″ (12 ft.) - $5,524.62 ea.
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.
Create Custom Cut

QTY

$628.42 ea.
$628.42 for 1

3 3/4" Aluminum Round Bar 7075-T7351-Cold Finish - 
Part #: 25365

3 3/4" Aluminum Round Bar 7075-T7351-Cold Finish -
Part #: 25365

Click for more details

aluminum-round-bar-7075-t651-cold-finish-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $269.15 ea.
  • 24″ (2 ft.) - $508.72 ea.
  • 36″ (3 ft.) - $751.26 ea.
  • 48″ (4 ft.) - $974.08 ea.
  • 72″ (6 ft.) - $1,342.78 ea.
  • 96″ (8 ft.) - $1,719.40 ea.
  • 144″ (12 ft.) - $2,366.15 ea.
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.
Create Custom Cut

QTY

$269.15 ea.
$269.15 for 1

3 3/4" Aluminum Round Bar 7075-T651-Cold Finish - 
Part #: 26324

3 3/4" Aluminum Round Bar 7075-T651-Cold Finish -
Part #: 26324

Click for more details

aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $273.92 ea.
  • 24″ (2 ft.) - $517.75 ea.
  • 36″ (3 ft.) - $764.58 ea.
  • 48″ (4 ft.) - $991.36 ea.
  • 72″ (6 ft.) - $1,366.63 ea.
  • 96″ (8 ft.) - $1,749.93 ea.
  • 144″ (12 ft.) - $2,408.14 ea.
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.
Create Custom Cut

QTY

$273.92 ea.
$273.92 for 1

3 3/4" Nickel Round Bar 400 - 
Part #: 28047

3 3/4" Nickel Round Bar 400-
Part #: 28047

Click for more details

nickel-round-bar-400-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated - 
Part #: mp-00002440

3 3/4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated -
Part #: mp-00002440

Click for more details

Sold & shipped by MSP Metals

Dimensions

  • Diameter: 3.75"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $218.89 ea.
  • 24″ (2 ft.) - $437.78 ea.
  • 72″ (6 ft.) - $1,313.34 ea.
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

$218.89 ea.
$218.89 for 1

3 3/4" Stainless Round Bar 15-5 - 
Part #: 28447

3 3/4" Stainless Round Bar 15-5-
Part #: 28447

Click for more details

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Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Aluminum Round Bar 6061-T6511 144" Length - 5pc. Min - 
Part #: 28517

3 3/4" Aluminum Round Bar 6061-T6511 144" Length - 5pc. Min-
Part #: 28517

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Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Nickel Round Bar 718 - 
Part #: mp-00041707

3 3/4" Nickel Round Bar 718 -
Part #: mp-00041707

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 6″ (6 in.) - $1,334.71 ea.
  • 12″ (1 ft.) - $2,493.76 ea.
  • 24″ (2 ft.) - $4,539.50 ea.
  • 36″ (3 ft.) - $6,601.82 ea.
  • 48″ (4 ft.) - $8,589.15 ea.
  • 72″ (6 ft.) - $12,803.89 ea.
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

$1,334.71 ea.
$1,334.71 for 1

3 3/4" Stainless Round Bar 347 - 
Part #: mp-00041732

3 3/4" Stainless Round Bar 347 -
Part #: mp-00041732

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 6″ (6 in.) - $335.13 ea.
  • 12″ (1 ft.) - $495.03 ea.
  • 24″ (2 ft.) - $768.72 ea.
  • 36″ (3 ft.) - $1,050.61 ea.
  • 48″ (4 ft.) - $1,322.25 ea.
  • 72″ (6 ft.) - $1,903.72 ea.
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

$335.13 ea.
$335.13 for 1

3 3/4" Stainless Round Bar 321 - 
Part #: mp-00041840

3 3/4" Stainless Round Bar 321 -
Part #: mp-00041840

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 6″ (6 in.) - $331.62 ea.
  • 12″ (1 ft.) - $488.02 ea.
  • 24″ (2 ft.) - $755.50 ea.
  • 36″ (3 ft.) - $1,031.14 ea.
  • 48″ (4 ft.) - $1,296.75 ea.
  • 72″ (6 ft.) - $1,865.49 ea.
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

$331.62 ea.
$331.62 for 1

3 3/4" Stainless Round Bar 13-8 - 
Part #: 28964

3 3/4" Stainless Round Bar 13-8-
Part #: 28964

Click for more details

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Stainless Round Bar 17-4 H1025 - 
Part #: 28994

3 3/4" Stainless Round Bar 17-4 H1025-
Part #: 28994

Click for more details

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Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Stainless Round Bar Nitronic 60 - 
Part #: 29077

3 3/4" Stainless Round Bar Nitronic 60-
Part #: 29077

Click for more details

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3.75" Stainless Round Bar 17-4 H1150 - 
Part #: mp-00061765

3.75" Stainless Round Bar 17-4 H1150 -
Part #: mp-00061765

Click for more details

Placeholder for future product image
Sold & shipped by AW Metals

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 6″ (6 in.) - $175.00 ea.
  • 12″ (1 ft.) - $310.00 ea.
  • 24″ (2 ft.) - $565.00 ea.
  • 36″ (3 ft.) - $825.00 ea.
  • 48″ (4 ft.) - $1,150.00 ea.
  • 72″ (6 ft.) - $1,695.00 ea.
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.
Create Custom Cut

QTY

$175.00 ea.
$175.00 for 1

3 3/4" Nickel Round Bar 625 - 
Part #: mp-00041701

3 3/4" Nickel Round Bar 625 -
Part #: mp-00041701

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 6″ (6 in.) - $1,428.56 ea.
  • 12″ (1 ft.) - $2,681.45 ea.
  • 24″ (2 ft.) - $4,893.63 ea.
  • 36″ (3 ft.) - $7,123.18 ea.
  • 48″ (4 ft.) - $9,271.66 ea.
  • 72″ (6 ft.) - $13,827.65 ea.
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

$1,428.56 ea.
$1,428.56 for 1

3 7/8" Cast Iron Round Bar 65-45-12 Dura-Bar - 
Part #: 23949

3 7/8" Cast Iron Round Bar 65-45-12 Dura-Bar-
Part #: 23949

Click for more details

cast-iron-dura-bar-roundsuperZoom

Dimensions

  • Diameter: 3.875"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

Can't find what you're looking for?

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