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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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9/32" Nickel Silver Round Bar 792 -  Part # 23418

9/32" Nickel Silver Round Bar 792-
Part #: 23418
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

5/16" Stainless Round Bar 17-4 H900 Cold Finish Part # mp-00065530

5/16" Stainless Round Bar 17-4 H900 Cold Finish -
Part #: mp-00065530
Sold & Shipped by Metal Mart Studio LLC
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
$42.00 for 1
$42.00 ea.

Dimensions

  • Diameter: 0.312"
Click for more details
5/16" Stainless Round Bar 17-4 H900 Cold Finish-mob{product.code}

Key Features

CUSTOM CUT USA U.S.A. Made DFARS Compliant MTR MTR AVAILABLE product return Non-returnable
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5/16" Stainless Round Bar 17-4 H900 Cold Finish-deskmp-00065530

5/16" Stainless Round Bar 303-Annealed Cold Finish Part # 20107

5/16" Stainless Round Bar 303-Annealed Cold Finish -
Part #: 20107
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: 0.3125"
Click for more details
stainless-round-bar-303-annealed-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-5640 , ASTM-A582

Key Features

CUSTOM CUT MTR FREE MTR Available
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stainless-round-bar-303-annealed-cold-finish-1superZoom-desk20107

5/16" Titanium Round Bar Grade 5 6AL-4V Part # 4621

5/16" Titanium Round Bar Grade 5 6AL-4V -
Part #: 4621
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
$22.11 for 1
$22.11 ea.

Dimensions

  • Diameter: 0.3125"
Click for more details
titanium-round-bar-6al-4v-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-4928 , AMS-4967 , AMS-6931 , ASTM-B348 , ASTM-F1472

Key Features

CUSTOM CUT MTR FREE MTR Available
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titanium-round-bar-6al-4v-1superZoom-desk4621

5/16" Titanium Round Bar Grade 23 6AL-4V ELI Part # 6770

5/16" Titanium Round Bar Grade 23 6AL-4V ELI -
Part #: 6770
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
$26.18 for 1
$26.18 ea.

Dimensions

  • Diameter: 0.3125"
Click for more details
titanium-round-bar-6al-4v-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B348 , AMS-4930 , AMS-6932 , ASTM-F136

Key Features

CUSTOM CUT MTR FREE MTR Available
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titanium-round-bar-6al-4v-1superZoom-desk6770

5/16" Titanium Round Bar Grade 2 Part # 6785

5/16" Titanium Round Bar Grade 2 -
Part #: 6785
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
$24.76 for 1
$24.76 ea.

Dimensions

  • Diameter: 0.3125"
Click for more details
titanium-round-bar-grade-2-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B348 , ASTM-F67(call for availability)

Key Features

CUSTOM CUT MTR FREE MTR Available
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titanium-round-bar-grade-2-1superZoom-desk6785

5/16" Lead Free Brass Round Bar 693 Part # 26221

5/16" Lead Free Brass Round Bar 693 -
Part #: 26221
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
$9.04 for 1
$9.04 ea.

Dimensions

  • Diameter: 0.3125"
Click for more details
brass-round-bar-360-h02-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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brass-round-bar-360-h02-1superZoom-desk26221

5/16" Silicon Bronze Round Bar 655-H04 Part # 7820

5/16" Silicon Bronze Round Bar 655-H04 -
Part #: 7820
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
$14.58 for 1
$14.58 ea.

Dimensions

  • Diameter: 0.3125"
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-desk7820

5/16" Phosphor Bronze Round Bar 544-H04 Part # 18270

5/16" Phosphor Bronze Round Bar 544-H04 -
Part #: 18270
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
$17.09 for 1
$17.09 ea.

Dimensions

  • Diameter: 0.3125"
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-desk18270

5/16" Phosphor Bronze Round Bar 510-H04 Part # 18263

5/16" Phosphor Bronze Round Bar 510-H04 -
Part #: 18263
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
$16.45 for 1
$16.45 ea.

Dimensions

  • Diameter: 0.3125"
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-desk18263

5/16" Copper Round Bar 145-H02 Part # 15267

5/16" Copper Round Bar 145-H02 -
Part #: 15267
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
$14.10 for 1
$14.10 ea.

Dimensions

  • Diameter: 0.3125"
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-desk15267

5/16" Stainless Round Bar 17-4 PH Cond. A Cold Finish Part # 7262

5/16" Stainless Round Bar 17-4 PH Cond. A Cold Finish -
Part #: 7262
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
$5.23 for 1
$5.23 ea.

Dimensions

  • Diameter: 0.3125"
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-desk7262

5/16" Stainless Round Bar 304/304L-Annealed Cold Finish Part # 7547

5/16" Stainless Round Bar 304/304L-Annealed Cold Finish -
Part #: 7547
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: 0.3125"
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-desk7547

5/16" Stainless Round Bar 316/316L Annealed Cold Finish Part # 14982

5/16" Stainless Round Bar 316/316L Annealed Cold Finish -
Part #: 14982
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: 0.3125"
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-desk14982

5/16" Alloy Steel Round Bar 4340-Normalized Cold Finish -  Part # 23268

5/16" Alloy Steel Round Bar 4340-Normalized Cold Finish-
Part #: 23268
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

5/16" Carbon Steel Round Bar A36 Hot Rolled Part # 10233

5/16" Carbon Steel Round Bar A36 Hot Rolled -
Part #: 10233
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: 0.3125"
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-desk10233

5/16" Carbon Steel Round Bar 1018 Cold Finish Part # 21214

5/16" Carbon Steel Round Bar 1018 Cold Finish -
Part #: 21214
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: 0.3125"
Click for more details
mild-steel-round-bar-1018-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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mild-steel-round-bar-1018-cold-finish-1superZoom-desk21214

5/16" Nickel Silver Round Bar 792 Part # 17889

5/16" Nickel Silver Round Bar 792 -
Part #: 17889
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
$16.16 for 1
$16.16 ea.

Dimensions

  • Diameter: 0.3125"
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-desk17889

5/16" Aluminum Round Bar 2011-T3-Cold Finish Part # 15223

5/16" Aluminum Round Bar 2011-T3-Cold Finish -
Part #: 15223
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: 0.3125"
Click for more details
aluminum-round-bar-2011-t3-1superZoom-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-t3-1superZoom-desk15223

5/16" inch Aluminum Round Bar 2024-T4-Cold Part # 17967

5/16" inch Aluminum Round Bar 2024-T4-Cold -
Part #: 17967
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
$5.13 for 1
$5.13 ea.

Dimensions

  • Diameter: 0.3125"
Click for more details
aluminum-round-bar-2024-t4-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-t4-cold-finish-1superZoom-desk17967
SALE! Select Cut Sizes

5/16" Aluminum Round Bar 6061-T6-Cold Finish Part # 18008

5/16" Aluminum Round Bar 6061-T6-Cold Finish -
Part #: 18008
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: 0.3125"
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-desk18008

5/16" Aluminum Round Bar 6061-T6511-Extruded Part # 1081

5/16" Aluminum Round Bar 6061-T6511-Extruded -
Part #: 1081
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: 0.3125"
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-desk1081

5/16" inch Aluminum Round Bar 7075-T6-Cold Part # 20290

5/16" inch Aluminum Round Bar 7075-T6-Cold -
Part #: 20290
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
$5.06 for 1
$5.06 ea.

Dimensions

  • Diameter: 0.3125"
Click for more details
aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
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aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-desk20290

5/16" Brass Round Bar 360-H02 Extruded Part # 6848

5/16" Brass Round Bar 360-H02 Extruded -
Part #: 6848
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
$6.06 for 1
$6.06 ea.

Dimensions

  • Diameter: 0.3125"
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-desk6848

5/16" Brass Round Bar 464-H02 Extruded Part # 13441

5/16" Brass Round Bar 464-H02 Extruded -
Part #: 13441
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
$7.91 for 1
$7.91 ea.

Dimensions

  • Diameter: 0.3125"
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-desk13441

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