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Round Bar

-2956 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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1/2" Dia. Aluminum Round Rod 6061-T6 - 12" Long (1 Piece) - 
Part #: mp-00000629

1/2" Dia. Aluminum Round Rod 6061-T6 - 12" Long (1 Piece) -
Part #: mp-00000629

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Sold & shipped by K&S Precision Metals

Dimensions

  • Diameter: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 1

QTY

$9.99 ea.
$9.99

1/2" Dia. Stainless Round Rod 303 - 12" Long (1 Piece) - 
Part #: mp-00000673

1/2" Dia. Stainless Round Rod 303 - 12" Long (1 Piece) -
Part #: mp-00000673

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Sold & shipped by K&S Precision Metals

Dimensions

  • Diameter: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 1

QTY

$19.99 ea.
$19.99

0.5mm Dia. Brass Round Rod 260 - 300mm Long (5 Pieces) - 
Part #: mp-00000694

0.5mm Dia. Brass Round Rod 260 - 300mm Long (5 Pieces) -
Part #: mp-00000694

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Sold & shipped by K&S Precision Metals

Dimensions

  • Diameter: 0.5mm
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 5

QTY

$5.99 ea.
$5.99

0.5mm Dia. Brass Round Rod 260 - 1 Meter Long (25 Pieces) - 
Part #: mp-00000704

0.5mm Dia. Brass Round Rod 260 - 1 Meter Long (25 Pieces) -
Part #: mp-00000704

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Sold & shipped by K&S Precision Metals

Dimensions

  • Diameter: 0.5mm
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 25

QTY

$29.99 ea.
$29.99

1/2" Carbon Steel Round Bar A588 Weathering Steel - 
Part #: 27813

1/2" Carbon Steel Round Bar A588 Weathering Steel -
Part #: 27813

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Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $4.50 ea.
  • 24″ (2 ft.) - $4.96 ea.
  • 36″ (3 ft.) - $5.33 ea.
  • 48″ (4 ft.) - $6.63 ea.
  • 72″ (6 ft.) - $9.40 ea.
  • 96″ (8 ft.) - $11.68 ea.
  • 144″ (12 ft.) - $14.54 ea.
  • 240″ (20 ft.) - $24.24 ea. -LTL freight rates apply
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

$4.50 ea.
$4.50 for 1

1/2" Nickel Round Bar Alloy 22 - 
Part #: 27971

1/2" Nickel Round Bar Alloy 22 -
Part #: 27971

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nickel-round-bar-600-1superZoom

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $90.44 ea.
  • 24″ (2 ft.) - $170.98 ea.
  • 36″ (3 ft.) - $252.48 ea.
  • 48″ (4 ft.) - $327.37 ea.
  • 72″ (6 ft.) - $451.28 ea.
  • 96″ (8 ft.) - $577.85 ea.
  • 144″ (12 ft.) - $795.22 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

$90.44 ea.
$90.44 for 1

1/2" Alloy Steel Round Bar 4140 Cold Finished Heat Treated - 
Part #: mp-00002423

1/2" Alloy Steel Round Bar 4140 Cold Finished Heat Treated -
Part #: mp-00002423

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Sold & shipped by MSP Metals

Dimensions

  • Diameter: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $8.92 ea.
  • 24″ (2 ft.) - $17.84 ea.
  • 36″ (3 ft.) - $26.76 ea.
  • 48″ (4 ft.) - $35.68 ea.
  • 72″ (6 ft.) - $53.52 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

$8.92 ea.
$8.92 for 1

1/2" Stainless Round Bar 17-4 H1150 - 
Part #: mp-00002496

1/2" Stainless Round Bar 17-4 H1150 -
Part #: mp-00002496

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Sold & shipped by AW Metals

Dimensions

  • Diameter: 0.5"
  • Ships In: 2 Business Days
See all available dimensions for this product
  • 12″ (1 ft.) - $60.00 ea.
  • 24″ (2 ft.) - $75.00 ea.
  • 36″ (3 ft.) - $80.00 ea.
  • 48″ (4 ft.) - $90.00 ea.
  • 72″ (6 ft.) - $120.00 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

$60.00 ea.
$60.00 for 1

1/2" Stainless Round Bar 17-4 H900 Centerless Ground - 
Part #: mp-00002912

1/2" Stainless Round Bar 17-4 H900 Centerless Ground -
Part #: mp-00002912

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Sold & shipped by Boston Centerless

Dimensions

  • Diameter: 0.5"
  • Tolerance: +/-.0001”
  • Ships In: 1-2 Business Days
See all available dimensions for this product
  • 72″ (6 ft.) - $269.10 ea.
  • 144″ (12 ft.) - $282.56 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

$269.10 ea.
$269.10 for 1
quantity discountBuy More & Save up to 78% !
Qty
Price ea.
Savings
2-4
$156.23
41%
5-9
$88.50
67%
10-14
$59.83
77%
15+
$58.40
78%
More
Less

1/2" Nickel Round Bar INVAR 36 - 
Part #: 28403

1/2" Nickel Round Bar INVAR 36-
Part #: 28403

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Placeholder for future product image

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

0.5" OD Copper Tungsten Round Bar 10W3 - 
Part #: mp-00005003

0.5" OD Copper Tungsten Round Bar 10W3 -
Part #: mp-00005003

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Sold & shipped by Southern Copper

Dimensions

  • Diameter: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 8″ (8 in.) - $103.92 ea.
  • 12″ (1 ft.) - $156.08 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

$103.92 ea.
$103.92 for 1
quantity discountBuy More & Save up to 9% !
Qty
Price ea.
Savings
2-4
$100.80
3%
5-9
$98.72
5%
10+
$93.53
9%
More
Less

0.5" OD Beryllium Free Copper Round Bar 180 Class 3 - 
Part #: mp-00005052

0.5" OD Beryllium Free Copper Round Bar 180 Class 3 -
Part #: mp-00005052

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Sold & shipped by Southern Copper

Dimensions

  • Diameter: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $42.90 ea.
  • 24″ (2 ft.) - $35.00 ea.
  • 36″ (3 ft.) - $68.69 ea.
  • 48″ (4 ft.) - $66.73 ea.
  • 60″ (5 ft.) - $83.41 ea.
  • 72″ (6 ft.) - $107.39 ea.
  • 84″ (7 ft.) - $116.78 ea.
  • 96″ (8 ft.) - $115.88 ea.
  • 108″ (9 ft.) - $150.15 ea.
  • 120″ (10 ft.) - $166.83 ea.
  • 144″ (12 ft.) - $173.83 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

$42.90 ea.
$42.90 for 1
quantity discountBuy More & Save up to 10% !
Qty
Price ea.
Savings
2-4
$41.61
3%
5-9
$40.76
4%
10+
$38.61
10%
More
Less

0.5" OD Beryllium Copper Round Bar 17510 Class 3 - 
Part #: mp-00005079

0.5" OD Beryllium Copper Round Bar 17510 Class 3 -
Part #: mp-00005079

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Sold & shipped by Southern Copper

Dimensions

  • Diameter: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $37.19 ea.
  • 24″ (2 ft.) - $54.23 ea.
  • 36″ (3 ft.) - $79.66 ea.
  • 48″ (4 ft.) - $108.45 ea.
  • 72″ (6 ft.) - $159.33 ea.
  • 96″ (8 ft.) - $216.90 ea.
  • 120″ (10 ft.) - $271.13 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

$37.19 ea.
$37.19 for 1
quantity discountBuy More & Save up to 10% !
Qty
Price ea.
Savings
2-4
$36.07
3%
5-9
$35.33
5%
10+
$33.47
10%
More
Less

0.5" OD Chromium Copper Round Bar 182 Class 2 - 
Part #: mp-00005110

0.5" OD Chromium Copper Round Bar 182 Class 2 -
Part #: mp-00005110

Click for more details

Sold & shipped by Southern Copper

Dimensions

  • Diameter: 0.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $42.90 ea.
  • 24″ (2 ft.) - $35.00 ea.
  • 36″ (3 ft.) - $68.69 ea.
  • 48″ (4 ft.) - $59.16 ea.
  • 72″ (6 ft.) - $107.39 ea.
  • 96″ (8 ft.) - $118.31 ea.
  • 144″ (12 ft.) - $177.47 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

$42.90 ea.
$42.90 for 1
quantity discountBuy More & Save up to 10% !
Qty
Price ea.
Savings
2-4
$41.61
3%
5-9
$40.76
4%
10+
$38.61
10%
More
Less

1/2" Maraging Steel Round Bar 300-Annealed - 
Part #: 28409

1/2" Maraging Steel Round Bar 300-Annealed-
Part #: 28409

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Placeholder for future product image

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/2" Aluminum Round Bar 6061-T6511 144" Length - 180pc. Min - 
Part #: 28491

1/2" Aluminum Round Bar 6061-T6511 144" Length - 180pc. Min-
Part #: 28491

Click for more details

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1/2" Aluminum Round Bar 6061-T651-Cold Finish - 
Part #: 18032

1/2" Aluminum Round Bar 6061-T651-Cold Finish -
Part #: 18032

Click for more details

aluminum-round-bar-6061-t6-cold-finish-1superZoom

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $7.13 ea.
  • 24″ (2 ft.) - $13.88 ea.
  • 36″ (3 ft.) - $18.97 ea.
  • 48″ (4 ft.) - $23.72 ea.
  • 72″ (6 ft.) - $33.53 ea.
  • 96″ (8 ft.) - $41.81 ea.
  • 144″ (12 ft.) - $52.32 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

$7.13 ea.
$7.13 for 1

1/2" Aluminum Round Bar 6061-T6511-Extruded - 
Part #: 1084

1/2" Aluminum Round Bar 6061-T6511-Extruded -
Part #: 1084

Click for more details

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

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $4.50 ea.
  • 24″ (2 ft.) - $5.47 ea.
  • 36″ (3 ft.) - $7.47 ea.
  • 48″ (4 ft.) - $9.31 ea.
  • 72″ (6 ft.) - $13.18 ea.
  • 96″ (8 ft.) - $16.45 ea.
  • 144″ (12 ft.) - $20.57 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.
Create Custom Cut

QTY

$4.50 ea.
$4.50 for 1

1/2" Copper Round Bar 110-H04 - 
Part #: 1612

1/2" Copper Round Bar 110-H04 -
Part #: 1612

Click for more details

copper-round-bar-110-h04-1superZoom

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $18.69 ea.
  • 24″ (2 ft.) - $36.40 ea.
  • 36″ (3 ft.) - $49.66 ea.
  • 48″ (4 ft.) - $61.91 ea.
  • 72″ (6 ft.) - $87.46 ea.
  • 96″ (8 ft.) - $108.93 ea.
  • 144″ (12 ft.) - $135.60 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

$18.69 ea.
$18.69 for 1

1/2" Copper Round Bar 145-H02 - 
Part #: 15269

1/2" Copper Round Bar 145-H02 -
Part #: 15269

Click for more details

copper-round-bar-145-h02-1superZoom

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $19.45 ea.
  • 24″ (2 ft.) - $37.83 ea.
  • 36″ (3 ft.) - $51.64 ea.
  • 48″ (4 ft.) - $64.39 ea.
  • 72″ (6 ft.) - $90.95 ea.
  • 96″ (8 ft.) - $113.27 ea.
  • 144″ (12 ft.) - $141.00 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

$19.45 ea.
$19.45 for 1

1/2" Stainless Round Bar 420 - 
Part #: mp-00038647

1/2" Stainless Round Bar 420 -
Part #: mp-00038647

Click for more details

stainless-round-bar-316-cold-finish-1superZoom
Sold & shipped by AW Metals

Dimensions

  • Diameter: 0.5"
  • Ships In: 2 Business Days
See all available dimensions for this product
  • 12″ (1 ft.) - $50.00 ea.
  • 24″ (2 ft.) - $55.00 ea.
  • 36″ (3 ft.) - $60.00 ea.
  • 48″ (4 ft.) - $70.00 ea.
  • 72″ (6 ft.) - $85.00 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

$50.00 ea.
$50.00 for 1

1/2" Titanium Round Bar Grade 23 6AL-4V ELI - 
Part #: mp-00041791

1/2" Titanium Round Bar Grade 23 6AL-4V ELI -
Part #: mp-00041791

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 0.5"
  • Ships In: 7-8 Business Days
See all available dimensions for this product
  • 6″ (6 in.) - $174.93 ea.
  • 12″ (1 ft.) - $188.64 ea.
  • 24″ (2 ft.) - $203.84 ea.
  • 36″ (3 ft.) - $225.45 ea.
  • 48″ (4 ft.) - $246.28 ea.
  • 72″ (6 ft.) - $296.15 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.

QTY

$174.93 ea.
$174.93 for 1

1/2" Nickel Round Bar 625 - 
Part #: mp-00041843

1/2" Nickel Round Bar 625 -
Part #: mp-00041843

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 6″ (6 in.) - $191.39 ea.
  • 12″ (1 ft.) - $219.11 ea.
  • 24″ (2 ft.) - $259.02 ea.
  • 36″ (3 ft.) - $305.57 ea.
  • 48″ (4 ft.) - $350.42 ea.
  • 72″ (6 ft.) - $451.24 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.

QTY

$191.39 ea.
$191.39 for 1

1/2" Stainless Round Bar Greek Ascoloy - 
Part #: mp-00041851

1/2" Stainless Round Bar Greek Ascoloy -
Part #: mp-00041851

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 6″ (6 in.) - $173.88 ea.
  • 12″ (1 ft.) - $184.20 ea.
  • 24″ (2 ft.) - $193.24 ea.
  • 36″ (3 ft.) - $208.78 ea.
  • 48″ (4 ft.) - $223.74 ea.
  • 72″ (6 ft.) - $261.27 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.

QTY

$173.88 ea.
$173.88 for 1

1/2" Nickel Round Bar 718 - 
Part #: mp-00041866

1/2" Nickel Round Bar 718 -
Part #: mp-00041866

Click for more details

Sold & shipped by Slice of Stainless

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 6″ (6 in.) - $190.87 ea.
  • 12″ (1 ft.) - $218.08 ea.
  • 24″ (2 ft.) - $257.07 ea.
  • 36″ (3 ft.) - $302.69 ea.
  • 48″ (4 ft.) - $346.66 ea.
  • 72″ (6 ft.) - $445.60 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

$190.87 ea.
$190.87 for 1

Can't find what you're looking for?

Contact us for a custom quote