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Round Bar

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Round Bar

We carry metal round bar stock in alloy steel, aluminum, beryllium copper, brass, bronze, carbon fiber, carbon steel, cast iron, copper, 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" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish Part # 7632

1/2" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish -
Part #: 7632
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
$4.53 for 1
$4.53 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
carbon-round-bar-1144-stressproof-cold-drawn-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A108 , ASTM-A29

Key Features

CUSTOM CUT
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carbon-round-bar-1144-stressproof-cold-drawn-1superZoom-desk7632
SALE! Select Cut Sizes

1/2" Carbon Steel Round Bar 1045 Cold Finish Part # 21683

1/2" Carbon Steel Round Bar 1045 Cold Finish -
Part #: 21683
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
$4.50 for 1
$4.50 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
cold-roll-round-bar-1045-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A108 , ASTM-A29(call for availability)

Key Features

CUSTOM CUT MTR FREE MTR Available
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cold-roll-round-bar-1045-cold-finish-1superZoom-desk21683

1/2" Stainless Round Bar 321 Part # 13602

1/2" Stainless Round Bar 321 -
Part #: 13602
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
$34.16 for 1
$34.16 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
stainless-round-bar-321-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-QQ-S-763 , ASTM-A276 , ASTM-A479 , AMS-5645

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-321-cold-finish-1superZoom-desk13602

1/2" Stainless Round Bar 440C Cold Finish Part # 13971

1/2" Stainless Round Bar 440C Cold Finish -
Part #: 13971
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
$11.52 for 1
$11.52 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
stainless-round-bar-440c-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-QQ-S-763 , ASTM-A276 , AMS-5630

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-440c-cold-finish-1superZoom-desk13971

1/2" Alloy Steel Round Bar 4130-Normalized Cold Finish Part # 7363

1/2" Alloy Steel Round Bar 4130-Normalized Cold Finish -
Part #: 7363
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
$11.92 for 1
$11.92 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
alloy-steel-round-bar-4130-normalized-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREE MTR Available
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alloy-steel-round-bar-4130-normalized-cold-finish-1superZoom-desk7363

1/2" Alloy Steel Round Bar 4140-Annealed Cold Finish Part # 15484

1/2" Alloy Steel Round Bar 4140-Annealed Cold Finish -
Part #: 15484
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
$5.99 for 1
$5.99 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREE MTR Available
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alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom-desk15484

1/2" Alloy Steel Round Bar 4340-Normalized Cold Finish Part # 7385

1/2" Alloy Steel Round Bar 4340-Normalized Cold Finish -
Part #: 7385
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
$11.88 for 1
$11.88 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
alloy-steel-round-bar-4340-normalized-cold-finished-turned-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A322 , AMS-6415 , ASTM-A108 , AMS-6484 , ASTM-A29

Key Features

CUSTOM CUT MTR FREE MTR Available
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alloy-steel-round-bar-4340-normalized-cold-finished-turned-1superZoom-desk7385

1/2" Alloy Steel Round Bar 8620-Cold Finish Part # 15006

1/2" Alloy Steel Round Bar 8620-Cold Finish -
Part #: 15006
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
$4.50 for 1
$4.50 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
alloy-steel-round-bar-8620-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREE MTR Available
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alloy-steel-round-bar-8620-cold-finish-1superZoom-desk15006

1/2" Carbon Steel Round Bar A36 Hot Rolled Part # 10236

1/2" Carbon Steel Round Bar A36 Hot Rolled -
Part #: 10236
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
$4.50 for 1
$4.50 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
mild-steel-round-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-round-bar-hot-rolled-a36-1superZoom-desk10236

1/2" Nickel Round Bar 200 Part # 10626

1/2" Nickel Round Bar 200 -
Part #: 10626
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
$73.38 for 1
$73.38 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
nickel-round-bar-200-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B160

Key Features

CUSTOM CUT MTR FREE MTR Available
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nickel-round-bar-200-1superZoom-desk10626

1/2" Nickel Round Bar 600 Part # 10647

1/2" Nickel Round Bar 600 -
Part #: 10647
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
$65.77 for 1
$65.77 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
nickel-round-bar-600-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-5665 , ASTM-B166

Key Features

CUSTOM CUT MTR FREE MTR Available
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nickel-round-bar-600-1superZoom-desk10647

1/2" Nickel Round Bar C276 Part # 10671

1/2" Nickel Round Bar C276 -
Part #: 10671
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
$83.35 for 1
$83.35 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
nickel-round-bar-c276-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B574

Key Features

CUSTOM CUT MTR FREE MTR Available
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nickel-round-bar-c276-1superZoom-desk10671

1/2" Nickel Round Bar K500 Part # 10695

1/2" Nickel Round Bar K500 -
Part #: 10695
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
$73.25 for 1
$73.25 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
nickel-round-bar-500-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-QQ-N-286(call for availability)

Key Features

CUSTOM CUT MTR FREE MTR Available
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nickel-round-bar-500-1superZoom-desk10695

1/2" Aluminum Round Bar 2011-T3-Cold Finish Part # 7684

1/2" Aluminum Round Bar 2011-T3-Cold Finish -
Part #: 7684
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
$5.79 for 1
$5.79 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
aluminum-round-bar-2011-t3-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B211

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-round-bar-2011-t3-cold-finish-1superZoom-desk7684

1/2" Aluminum Round Bar 2024-T351-Cold Finish Part # 9893

1/2" Aluminum Round Bar 2024-T351-Cold Finish -
Part #: 9893
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
$5.86 for 1
$5.86 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
aluminum-round-bar-2024-t351-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B211 , AMS-4120 , AMS-QQ-A-225/6

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-round-bar-2024-t351-cold-finish-1superZoom-desk9893

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

1/2" Aluminum Round Bar 6061-T651-Cold Finish -
Part #: 18032
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
$7.31 for 1
$7.31 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
aluminum-round-bar-6061-t6-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B211 , AMS-4117

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-round-bar-6061-t6-cold-finish-1superZoom-desk18032

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

1/2" Aluminum Round Bar 6061-T6511-Extruded -
Part #: 1084
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
$4.50 for 1
$4.50 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
aluminum-round-bar-6061-t6511-extruded-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-QQ-A-200/8 , ASTM-B221

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-round-bar-6061-t6511-extruded-1superZoom-desk1084

1/2" Aluminum Round Bar 6063-T52-Extruded Part # 18113

1/2" Aluminum Round Bar 6063-T52-Extruded -
Part #: 18113
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
$4.50 for 1
$4.50 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
aluminum-round-bar-6063-t52-extruded-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B221

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-round-bar-6063-t52-extruded-1superZoom-desk18113

1/2" Aluminum Round Bar 7075-T651-Cold Finish Part # 10440

1/2" Aluminum Round Bar 7075-T651-Cold Finish -
Part #: 10440
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
$7.98 for 1
$7.98 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B211 , AMS-QQ-A-225/9 , AMS-4123

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-desk10440

1/2" Beryllium Copper Round Bar-172 Part # 20379

1/2" Beryllium Copper Round Bar-172 -
Part #: 20379
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
$74.20 for 1
$74.20 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
copper-round-bar-172-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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copper-round-bar-172-1superZoom-desk20379

1/2" Beryllium Copper Round Bar 173 Hard Drawn Part # 19808

1/2" Beryllium Copper Round Bar 173 Hard Drawn -
Part #: 19808
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
$81.46 for 1
$81.46 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
copper-round-bar-173-hard-drawn-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B196

Key Features

CUSTOM CUT MTR FREE MTR Available
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copper-round-bar-173-hard-drawn-1superZoom-desk19808

1/2" Brass Round Bar 314-H02 Extruded Part # 18182

1/2" Brass Round Bar 314-H02 Extruded -
Part #: 18182
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
$18.64 for 1
$18.64 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
beryllium-copper-round-bar-moldmax-high-hard-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B140

Key Features

CUSTOM CUT MTR FREE MTR Available
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beryllium-copper-round-bar-moldmax-high-hard-1superZoom-desk18182
SALE! Select Cut Sizes

1/2" Brass Round Bar 360-H02 Extruded Part # 1261

1/2" Brass Round Bar 360-H02 Extruded -
Part #: 1261
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
$16.25 for 1
$16.25 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
brass-round-bar-360-h02-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B16

Key Features

CUSTOM CUT MTR FREE MTR Available
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brass-round-bar-360-h02-1superZoom-desk1261

1/2" Brass Round Bar 385-M30 Extruded Part # 9608

1/2" Brass Round Bar 385-M30 Extruded -
Part #: 9608
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
$25.82 for 1
$25.82 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
brass-round-bar-385-h02-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B455

Key Features

CUSTOM CUT
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brass-round-bar-385-h02-1superZoom-desk9608

1/2" Brass Round Bar 464-H02 Extruded Part # 13443

1/2" Brass Round Bar 464-H02 Extruded -
Part #: 13443
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
$22.31 for 1
$22.31 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
brass-round-bar-464-h02-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B21

Key Features

CUSTOM CUT MTR FREE MTR Available
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brass-round-bar-464-h02-1superZoom-desk13443

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