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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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3/8" Silicon Aluminum Bronze Round Bar 642-Hr50 Part # 18309

3/8" Silicon Aluminum Bronze Round Bar 642-Hr50 -
Part #: 18309
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
$18.15 for 1
$18.15 ea.

Dimensions

  • Diameter: 0.375"
Click for more details
bronze-round-bar-642-hr50-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B150 , AMS-4634

Key Features

CUSTOM CUT
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bronze-round-bar-642-hr50-1superZoom-desk18309

3/8" Phosphor Bronze Round Bar 544-H04 Part # 18271

3/8" Phosphor Bronze Round Bar 544-H04 -
Part #: 18271
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
$22.57 for 1
$22.57 ea.

Dimensions

  • Diameter: 0.375"
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-desk18271

3/8" Nickel Silver Round Bar 792 Part # 17890

3/8" Nickel Silver Round Bar 792 -
Part #: 17890
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
$19.40 for 1
$19.40 ea.

Dimensions

  • Diameter: 0.375"
Click for more details
nickel-silver-round-bar-792-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B151

Key Features

CUSTOM CUT MTR FREE MTR Available
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nickel-silver-round-bar-792-1superZoom-desk17890

3/8" Stainless Round Bar 304/304L-Annealed Cold Finish Part # 76

3/8" Stainless Round Bar 304/304L-Annealed Cold Finish -
Part #: 76
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: 0.375"
Click for more details
stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-mob{product.code}
Material Meets These Standard(s): AMS-QQ-S-763 , AMS-5639 , AMS-5647 , ASTM-A276 , ASTM-A479

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-desk76

3/8" Stainless Round Bar 416-Annealed Cold Finish Part # 2053

3/8" Stainless Round Bar 416-Annealed Cold Finish -
Part #: 2053
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: 0.375"
Click for more details
stainless-round-bar-416-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A582 , AMS-5610

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-416-cold-finish-1superZoom-desk2053

3/8" Stainless Round Bar 316/316L Annealed Cold Finish Part # 4476

3/8" Stainless Round Bar 316/316L Annealed Cold Finish -
Part #: 4476
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
$5.33 for 1
$5.33 ea.

Dimensions

  • Diameter: 0.375"
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-desk4476

3/8" Stainless Round Bar 15-5 PH Cond. A Part # 7186

3/8" Stainless Round Bar 15-5 PH Cond. A -
Part #: 7186
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
$23.29 for 1
$23.29 ea.

Dimensions

  • Diameter: 0.375"
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-desk7186

3/8" Stainless Round Bar 17-4 PH Cond. A Cold Finish Part # 7263

3/8" Stainless Round Bar 17-4 PH Cond. A Cold Finish -
Part #: 7263
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
$6.85 for 1
$6.85 ea.

Dimensions

  • Diameter: 0.375"
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-desk7263
SALE! Select Cut Sizes

3/8" Copper Round Bar 101-H04 Part # 15258

3/8" Copper Round Bar 101-H04 -
Part #: 15258
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
$21.75 for 1
$21.75 ea.

Dimensions

  • Diameter: 0.375"
Click for more details
copper-round-bar-101-h04-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B187 , ASTM-F68

Key Features

CUSTOM CUT MTR FREE MTR Available
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copper-round-bar-101-h04-1superZoom-desk15258
SALE! Select Cut Sizes

3/8" Copper Round Bar 110-H04 Part # 1610

3/8" Copper Round Bar 110-H04 -
Part #: 1610
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
$17.18 for 1
$17.18 ea.

Dimensions

  • Diameter: 0.375"
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-desk1610

3/8" Copper Round Bar 145-H02 Part # 15268

3/8" Copper Round Bar 145-H02 -
Part #: 15268
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
$17.01 for 1
$17.01 ea.

Dimensions

  • Diameter: 0.375"
Click for more details
copper-round-bar-145-h02-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B249 , ASTM-B301

Key Features

CUSTOM CUT MTR FREE MTR Available
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copper-round-bar-145-h02-1superZoom-desk15268

3/8" Stainless Round Bar 455-Annealed Part # 20968

3/8" Stainless Round Bar 455-Annealed -
Part #: 20968
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
$20.12 for 1
$20.12 ea.

Dimensions

  • Diameter: 0.375"
Click for more details
stainless-round-bar-455-annealed-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A564 , ASTM-F899 , AMS-5617

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-455-annealed-1superZoom-desk20968

3/8" Phosphor Bronze Round Bar 510-H04 Part # 21285

3/8" Phosphor Bronze Round Bar 510-H04 -
Part #: 21285
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
$14.07 for 1
$14.07 ea.

Dimensions

  • Diameter: 0.375"
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-desk21285

3/8" Bronze Round Bar Sae 863 Oil-Impregnated Oversized -  Part # 23654

3/8" Bronze Round Bar Sae 863 Oil-Impregnated Oversized-
Part #: 23654
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3/8" Carbon Steel Round Bar 12L14 Cold Drawn Part # 7580

3/8" Carbon Steel Round Bar 12L14 Cold Drawn -
Part #: 7580
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: 0.375"
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-desk7580

3/8" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish Part # 7630

3/8" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish -
Part #: 7630
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: 0.375"
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 MTR FREE MTR Available
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carbon-round-bar-1144-stressproof-cold-drawn-1superZoom-desk7630

3/8" Stainless Round Bar Nitronic 60 Part # 14947

3/8" Stainless Round Bar Nitronic 60 -
Part #: 14947
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
$23.97 for 1
$23.97 ea.

Dimensions

  • Diameter: 0.375"
Click for more details
stainless-round-bar-nitronic-60-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-nitronic-60-1superZoom-desk14947

3/8" Stainless Round Bar 321 Part # 18432

3/8" Stainless Round Bar 321 -
Part #: 18432
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
$18.07 for 1
$18.07 ea.

Dimensions

  • Diameter: 0.375"
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-desk18432

3/8" Stainless Round Bar 440C Cold Finish Part # 18496

3/8" Stainless Round Bar 440C Cold Finish -
Part #: 18496
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
$7.61 for 1
$7.61 ea.

Dimensions

  • Diameter: 0.375"
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-desk18496

3/8" Alloy Steel Round Bar 4130-Normalized Cold Finish Part # 7361

3/8" Alloy Steel Round Bar 4130-Normalized Cold Finish -
Part #: 7361
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
$6.26 for 1
$6.26 ea.

Dimensions

  • Diameter: 0.375"
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-desk7361

3/8" Alloy Steel Round Bar 4340-Normalized Cold Finish Part # 7383

3/8" Alloy Steel Round Bar 4340-Normalized Cold Finish -
Part #: 7383
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
$11.12 for 1
$11.12 ea.

Dimensions

  • Diameter: 0.375"
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-desk7383

3/8" Carbon Steel Round Bar Commercial Grade Hot Rolled Part # 10234

3/8" Carbon Steel Round Bar Commercial Grade Hot Rolled -
Part #: 10234
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: 0.375"
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-desk10234

3/8" Nickel Round Bar 200 Part # 10625

3/8" Nickel Round Bar 200 -
Part #: 10625
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
$50.40 for 1
$50.40 ea.

Dimensions

  • Diameter: 0.375"
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-desk10625

3/8" Nickel Round Bar 600 Part # 10646

3/8" Nickel Round Bar 600 -
Part #: 10646
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
$31.53 for 1
$31.53 ea.

Dimensions

  • Diameter: 0.375"
Click for more details
nickel-round-bar-600-1superZoom-mob{product.code}

Key Features

MTR FREE MTR Available
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nickel-round-bar-600-1superZoom-desk10646
SALE! Select Cut Sizes

3/8" Aluminum Round Bar 2011-T3-Cold Finish Part # 7683

3/8" Aluminum Round Bar 2011-T3-Cold Finish -
Part #: 7683
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: 0.375"
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-desk7683

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