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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" Alloy Steel Round Bar 4340-Annealed Cold Finish Part # 25262

1/2" Alloy Steel Round Bar 4340-Annealed Cold Finish -
Part #: 25262
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
$10.10 for 1
$10.10 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(call for availability) , ASTM-A29

Key Features

CUSTOM CUT MTR FREE MTR Available
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alloy-steel-round-bar-4340-normalized-cold-finished-turned-1superZoom-desk25262

1/2" Lead Free Brass Round Bar 693 Part # 23046

1/2" Lead Free Brass Round Bar 693 -
Part #: 23046
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
$21.95 for 1
$21.95 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
brass-round-bar-360-h02-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B371 , ASTM-B124

Key Features

CUSTOM CUT MTR FREE MTR Available
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brass-round-bar-360-h02-1superZoom-desk23046

1/2" Silicon Bronze Round Bar 655-H04 Part # 7806

1/2" Silicon Bronze Round Bar 655-H04 -
Part #: 7806
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
$35.28 for 1
$35.28 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
bronze-round-bar-655-h04-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B98

Key Features

CUSTOM CUT MTR FREE MTR Available
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bronze-round-bar-655-h04-1superZoom-desk7806

1/2" Aluminum Bronze Round Bar 954 Cast Oversized Part # 14385

1/2" Aluminum Bronze Round Bar 954 Cast Oversized -
Part #: 14385
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
$26.94 for 1
$26.94 ea.

Dimensions

  • Diameter: Finishes To 0.5"
Click for more details
bronze-round-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

CUSTOM CUT MTR FREE MTR Available
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bronze-round-bar-954-1superZoom-desk14385

1/2" Phosphor Bronze Round Bar 510-H04 Part # 18264

1/2" Phosphor Bronze Round Bar 510-H04 -
Part #: 18264
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
$26.58 for 1
$26.58 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
bronze-round-bar-510-h04-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B139

Key Features

CUSTOM CUT MTR FREE MTR Available
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bronze-round-bar-510-h04-1superZoom-desk18264

1/2" Phosphor Bronze Round Bar 544-H04 Part # 18273

1/2" Phosphor Bronze Round Bar 544-H04 -
Part #: 18273
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
$29.06 for 1
$29.06 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
bronze-round-bar-544-h04-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B139

Key Features

CUSTOM CUT MTR FREE MTR Available
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bronze-round-bar-544-h04-1superZoom-desk18273

1/2" Bearing Bronze Round Bar 932 (SAE 660) Cast Oversized Part # 10450

1/2" Bearing Bronze Round Bar 932 (SAE 660) Cast Oversized -
Part #: 10450
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
$25.42 for 1
$25.42 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
bronze-round-bar-932-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

CUSTOM CUT MTR FREE MTR Available
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bronze-round-bar-932-1superZoom-desk10450

1/2" Silicon Aluminum Bronze Round Bar 642 Part # 17852

1/2" Silicon Aluminum Bronze Round Bar 642 -
Part #: 17852
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
$37.32 for 1
$37.32 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
bronze-round-bar-642-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B150 , AMS-4634

Key Features

CUSTOM CUT MTR FREE MTR Available
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bronze-round-bar-642-1superZoom-desk17852

1/2" Nickel Aluminum Bronze Round Bar 630 Part # 13959

1/2" Nickel Aluminum Bronze Round Bar 630 -
Part #: 13959
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
$33.58 for 1
$33.58 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
bronze-round-bar-630-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B150 , AMS-4640

Key Features

CUSTOM CUT MTR FREE MTR Available
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bronze-round-bar-630-1superZoom-desk13959

1/2" Carbon Steel Round Bar 12L14 Cold Drawn Part # 7583

1/2" Carbon Steel Round Bar 12L14 Cold Drawn -
Part #: 7583
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
carbon-round-bar-12l14-cold-drawn-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREE MTR Available
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carbon-round-bar-12l14-cold-drawn-1superZoom-desk7583

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
$4.50 for 1
$4.50 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" Copper Round Bar 110-H04 Part # 1612

1/2" Copper Round Bar 110-H04 -
Part #: 1612
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
$35.35 for 1
$35.35 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
copper-round-bar-110-h04-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B187

Key Features

CUSTOM CUT MTR FREE MTR Available
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copper-round-bar-110-h04-1superZoom-desk1612

1/2" Stainless Round Bar 316/316L Annealed Cold Finish Part # 4477

1/2" Stainless Round Bar 316/316L Annealed Cold Finish -
Part #: 4477
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
$9.80 for 1
$9.80 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
stainless-round-bar-316-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-QQ-S-763 , ASTM-A276 , ASTM-A479 , AMS-5653 , AMS-5648

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-316-cold-finish-1superZoom-desk4477
SALE! Select Cut Sizes

1/2" Stainless Round Bar 15-5 PH Cond. A Part # 7188

1/2" Stainless Round Bar 15-5 PH Cond. A -
Part #: 7188
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
$10.59 for 1
$10.59 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
stainless-round-bar-15-5-annealed-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-5659 , ASTM-A484 , ASTM-A564

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-15-5-annealed-1superZoom-desk7188

1/2" Stainless Round Bar 17-4 PH Cond. A Cold Finish Part # 7265

1/2" Stainless Round Bar 17-4 PH Cond. A Cold Finish -
Part #: 7265
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
$12.81 for 1
$12.81 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
stainless-round-bar-17-4-annealed-cold-finish-ph-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A564 , AMS-5643

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-17-4-annealed-cold-finish-ph-1superZoom-desk7265

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
$19.96 for 1
$19.96 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
$14.83 for 1
$14.83 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
SALE! Select Cut Sizes

1/2" Carbon Steel Round Bar 1018 Cold Finish Part # 4793

1/2" Carbon Steel Round Bar 1018 Cold Finish -
Part #: 4793
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-1018-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT MTR FREE MTR Available
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mild-steel-round-bar-1018-1superZoom-desk4793
SALE! Select Cut Sizes

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
$69.42 for 1
$69.42 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
$63.83 for 1
$63.83 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
View more product details View more product details
View more product details Click for more details
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
$83.05 for 1
$83.05 ea.

Dimensions

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

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
$76.93 for 1
$76.93 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" Nickel Round Bar 400 Part # 22624

1/2" Nickel Round Bar 400 -
Part #: 22624
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
$61.67 for 1
$61.67 ea.

Dimensions

  • Diameter: 0.5"
Click for more details
nickel-round-bar-400-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-QQ-N-281 , ASTM-B164

Key Features

CUSTOM CUT MTR FREE MTR Available
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nickel-round-bar-400-1superZoom-desk22624

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