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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 1/2" Stainless Round Bar 321 - 
Part #: mp-00041859

3 1/2" Stainless Round Bar 321 -
Part #: mp-00041859

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 6″ (6 in.) - $308.16 ea.
  • 12″ (1 ft.) - $441.11 ea.
  • 24″ (2 ft.) - $666.97 ea.
  • 36″ (3 ft.) - $900.81 ea.
  • 48″ (4 ft.) - $1,126.15 ea.
  • 72″ (6 ft.) - $1,609.57 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

$308.16 ea.
$308.16 for 1

3 1/2" Stainless Round Bar Greek Ascoloy - 
Part #: mp-00041899

3 1/2" Stainless Round Bar Greek Ascoloy -
Part #: mp-00041899

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Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 6″ (6 in.) - $401.02 ea.
  • 12″ (1 ft.) - $626.82 ea.
  • 24″ (2 ft.) - $1,017.38 ea.
  • 36″ (3 ft.) - $1,416.69 ea.
  • 48″ (4 ft.) - $1,801.48 ea.
  • 72″ (6 ft.) - $2,622.57 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

$401.02 ea.
$401.02 for 1

3 1/2" Stainless Round Bar 17-4 H925 - 
Part #: 29049

3 1/2" Stainless Round Bar 17-4 H925-
Part #: 29049

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Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 1/2" Stainless Round Bar 347 - 
Part #: mp-00041770

3 1/2" Stainless Round Bar 347 -
Part #: mp-00041770

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Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 6″ (6 in.) - $311.18 ea.
  • 12″ (1 ft.) - $447.14 ea.
  • 24″ (2 ft.) - $678.36 ea.
  • 36″ (3 ft.) - $917.58 ea.
  • 48″ (4 ft.) - $1,148.10 ea.
  • 72″ (6 ft.) - $1,642.50 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

$311.18 ea.
$311.18 for 1

3 1/2" Nickel Round Bar 625 - 
Part #: mp-00041813

3 1/2" Nickel Round Bar 625 -
Part #: mp-00041813

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Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 6″ (6 in.) - $1,267.07 ea.
  • 12″ (1 ft.) - $2,358.48 ea.
  • 24″ (2 ft.) - $4,284.25 ea.
  • 36″ (3 ft.) - $6,226.05 ea.
  • 48″ (4 ft.) - $8,097.23 ea.
  • 72″ (6 ft.) - $12,066.00 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.

QTY

$1,267.07 ea.
$1,267.07 for 1

3.5" Stainless Round Bar Nitronic 50 Annealed - 
Part #: mp-00040615

3.5" Stainless Round Bar Nitronic 50 Annealed -
Part #: mp-00040615

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Sold & shipped by Source One Metals

Dimensions

  • Diameter: 3.5"
  • Ships In: 3-4 Business Days
See all available dimensions for this product
  • 6″ (6 in.) - $357.41 ea.
  • 12″ (1 ft.) - $592.91 ea.
  • 36″ (3 ft.) - $1,467.67 ea.
  • 72″ (6 ft.) - $2,819.56 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

$357.41 ea.
$357.41 for 1

3 1/2" Nickel Round Bar Alloy X - 
Part #: mp-00041869

3 1/2" Nickel Round Bar Alloy X -
Part #: mp-00041869

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Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 6″ (6 in.) - $1,081.82 ea.
  • 12″ (1 ft.) - $1,987.98 ea.
  • 24″ (2 ft.) - $3,585.19 ea.
  • 36″ (3 ft.) - $5,196.87 ea.
  • 48″ (4 ft.) - $6,749.95 ea.
  • 72″ (6 ft.) - $10,045.07 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

$1,081.82 ea.
$1,081.82 for 1

3 1/2" Nickel Round Bar 718 - 
Part #: mp-00041890

3 1/2" Nickel Round Bar 718 -
Part #: mp-00041890

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Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.5"
See all available dimensions for this product
  • 6″ (6 in.) - $1,185.32 ea.
  • 12″ (1 ft.) - $2,194.98 ea.
  • 24″ (2 ft.) - $3,975.76 ea.
  • 36″ (3 ft.) - $5,771.88 ea.
  • 48″ (4 ft.) - $7,502.69 ea.
  • 72″ (6 ft.) - $11,174.19 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

$1,185.32 ea.
$1,185.32 for 1

3 5/8" Stainless Round Bar 17-4 PH Cond. A Rough Turned - 
Part #: 7304

3 5/8" Stainless Round Bar 17-4 PH Cond. A Rough Turned -
Part #: 7304

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

Dimensions

  • Diameter: 3.625"
See all available dimensions for this product
  • 12″ (1 ft.) - $393.80 ea.
  • 24″ (2 ft.) - $744.33 ea.
  • 36″ (3 ft.) - $1,099.21 ea.
  • 48″ (4 ft.) - $1,425.21 ea.
  • 72″ (6 ft.) - $1,964.71 ea.
  • 96″ (8 ft.) - $2,515.74 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

$393.80 ea.
$393.80 for 1

3 5/8" Stainless Round Bar 303-Annealed Rough Turned - 
Part #: 24691

3 5/8" Stainless Round Bar 303-Annealed Rough Turned -
Part #: 24691

Click for more details

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

Dimensions

  • Diameter: 3.625"
See all available dimensions for this product
  • 12″ (1 ft.) - $265.77 ea.
  • 24″ (2 ft.) - $502.33 ea.
  • 36″ (3 ft.) - $741.83 ea.
  • 48″ (4 ft.) - $961.84 ea.
  • 72″ (6 ft.) - $1,325.93 ea.
  • 96″ (8 ft.) - $1,697.83 ea.
  • 144″ (12 ft.) - $2,336.46 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

$265.77 ea.
$265.77 for 1

3 5/8" Stainless Round Bar 304/304L-Annealed Rough Turned - 
Part #: 24708

3 5/8" Stainless Round Bar 304/304L-Annealed Rough Turned -
Part #: 24708

Click for more details

stainless-round-bar-304-1superZoom

Dimensions

  • Diameter: 3.625"
See all available dimensions for this product
  • 12″ (1 ft.) - $339.38 ea.
  • 24″ (2 ft.) - $641.47 ea.
  • 36″ (3 ft.) - $947.28 ea.
  • 48″ (4 ft.) - $1,228.26 ea.
  • 72″ (6 ft.) - $1,693.18 ea.
  • 96″ (8 ft.) - $2,168.06 ea.
  • 144″ (12 ft.) - $2,983.59 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

$339.38 ea.
$339.38 for 1

3 5/8" Stainless Round Bar 316/316L Annealed Cold Finish - 
Part #: 24720

3 5/8" Stainless Round Bar 316/316L Annealed Cold Finish -
Part #: 24720

Click for more details

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

Dimensions

  • Diameter: 3.625"
See all available dimensions for this product
  • 12″ (1 ft.) - $765.30 ea.
  • 24″ (2 ft.) - $1,446.50 ea.
  • 36″ (3 ft.) - $2,136.14 ea.
  • 48″ (4 ft.) - $2,769.69 ea.
  • 72″ (6 ft.) - $3,818.12 ea.
  • 96″ (8 ft.) - $4,888.98 ea.
  • 144″ (12 ft.) - $6,727.96 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

$765.30 ea.
$765.30 for 1

3 5/8" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated - 
Part #: mp-00002484

3 5/8" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated -
Part #: mp-00002484

Click for more details

Sold & shipped by MSP Metals

Dimensions

  • Diameter: 3.625"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $204.54 ea.
  • 24″ (2 ft.) - $409.08 ea.
  • 72″ (6 ft.) - $1,227.25 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

$204.54 ea.
$204.54 for 1

3 5/8" Aluminum Round Bar 6061-T6511-Extruded - 
Part #: 26320

3 5/8" Aluminum Round Bar 6061-T6511-Extruded -
Part #: 26320

Click for more details

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

Dimensions

  • Diameter: 3.625"
See all available dimensions for this product
  • 12″ (1 ft.) - $116.66 ea.
  • 24″ (2 ft.) - $220.88 ea.
  • 36″ (3 ft.) - $326.30 ea.
  • 48″ (4 ft.) - $423.45 ea.
  • 72″ (6 ft.) - $585.38 ea.
  • 96″ (8 ft.) - $750.62 ea.
  • 144″ (12 ft.) - $1,036.24 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

$116.66 ea.
$116.66 for 1

3 5/8" Stainless Round Bar 321 - 
Part #: mp-00041766

3 5/8" Stainless Round Bar 321 -
Part #: mp-00041766

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 3.625"
See all available dimensions for this product
  • 6″ (6 in.) - $321.37 ea.
  • 12″ (1 ft.) - $467.52 ea.
  • 24″ (2 ft.) - $716.80 ea.
  • 36″ (3 ft.) - $974.18 ea.
  • 48″ (4 ft.) - $1,222.19 ea.
  • 72″ (6 ft.) - $1,753.64 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

$321.37 ea.
$321.37 for 1

3.625" Chrome Zirconium Copper Round Bar 18150 - 
Part #: mp-00041221

3.625" Chrome Zirconium Copper Round Bar 18150 -
Part #: mp-00041221

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Diameter: 3.625"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $876.99 ea.
  • 24″ (2 ft.) - $1,753.99 ea.
  • 36″ (3 ft.) - $2,630.98 ea.
  • 48″ (4 ft.) - $3,507.98 ea.
  • 60″ (5 ft.) - $4,384.97 ea.
  • 72″ (6 ft.) - $5,261.97 ea.
  • 84″ (7 ft.) - $6,138.96 ea.
  • 96″ (8 ft.) - $7,015.96 ea.
  • 108″ (9 ft.) - $7,892.95 ea.
  • 120″ (10 ft.) - $8,769.95 ea.
  • 132″ (11 ft.) - $9,646.94 ea.
  • 144″ (12 ft.) - $10,523.94 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

$876.99 ea.
$876.99 for 1

3 3/4" Brass Round Bar 464 - 
Part #: 13459

3 3/4" Brass Round Bar 464 -
Part #: 13459

Click for more details

brass-round-bar-464-h02-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $2,195.98 ea.
  • 24″ (2 ft.) - $4,150.65 ea.
  • 36″ (3 ft.) - $6,129.45 ea.
  • 48″ (4 ft.) - $7,947.40 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

$2,195.98 ea.
$2,195.98 for 1

3 3/4" Nickel Aluminum Bronze Round Bar 630 - 
Part #: 18301

3 3/4" Nickel Aluminum Bronze Round Bar 630 -
Part #: 18301

Click for more details

bronze-round-bar-630-1superZoom

Dimensions

  • Diameter: 3.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $1,484.15 ea.
  • 24″ (2 ft.) - $2,805.22 ea.
  • 36″ (3 ft.) - $4,142.63 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

$1,484.15 ea.
$1,484.15 for 1

3 3/4" Stainless Round Bar 303-Annealed Cold Finish - 
Part #: 2039

3 3/4" Stainless Round Bar 303-Annealed Cold Finish -
Part #: 2039

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.) - $283.35 ea.
  • 24″ (2 ft.) - $535.58 ea.
  • 36″ (3 ft.) - $790.91 ea.
  • 144″ (12 ft.) - $2,491.08 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

$283.35 ea.
$283.35 for 1

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

Click for more details

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

Click for more details

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 Bronze Round Bar 954 Cast Oversized - 
Part #: 14397

3 3/4" Aluminum Bronze Round Bar 954 Cast Oversized -
Part #: 14397

Click for more details

bronze-round-bar-954-1superZoom

Dimensions

  • Diameter: Finishes To 3.75"
  • Ships In: 2-3 Business Days From Ohio
See all available dimensions for this product
  • 12″ (1 ft.) - $615.87 ea.
  • 24″ (2 ft.) - $1,264.15 ea.
  • 36″ (3 ft.) - $1,750.36 ea.
  • 48″ (4 ft.) - $2,268.98 ea.
  • 72″ (6 ft.) - $3,247.88 ea.
  • 144″ (12 ft.) - $6,145.69 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

$615.87 ea.
$615.87 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" Titanium Round Bar Grade 5 6AL-4V - 
Part #: 15518

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

Click for more details

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
13%
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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.

Can't find what you're looking for?

Contact us for a custom quote