Shop all Products
Metal for Every Lesson, Lab, & Project. Trusted Nationwide By Universities, Schools & Research Institutions. See Why Schools Choose Online Metals

Open for Orders 24/7!

Deals
Get a Quick Quote

Round Bar

Show full description
round-bar-large-drillrod-new-min-4superZoom-main

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.

Sort by

2765 results

Close

Filter your results

Clear Search

More filters

Production Method

Secondary Shape

Surface

Finish

Grade

Color

Domestic

DFARS

ASIN

seller

Can't find what you need?

Contact our experienced US-based customer service team for hard-to-source materials.


2 1/2" Alloy Steel Round Bar 4340-Normalized and Tempered Part # 7403

2 1/2" Alloy Steel Round Bar 4340-Normalized and Tempered -
Part #: 7403
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
$203.11 for 1
$203.11 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A322 , AMS-6415 , AMS-6484 , ASTM-A29

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom-desk7403

2 1/2" Alloy Steel Round Bar 4340 VAR Part # 20017

2 1/2" Alloy Steel Round Bar 4340 VAR -
Part #: 20017
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
$1,742.26 for 1
$1,742.26 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
alloy-steel-round-bar-4330-var-1superZoom-mob{product.code}
Material Meets These Standard(s): AMS-6409 , AMS-6414

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
alloy-steel-round-bar-4330-var-1superZoom-desk20017

2 1/2" Alloy Steel Round Bar 8620-Hot Rolled Part # 14621

2 1/2" Alloy Steel Round Bar 8620-Hot Rolled -
Part #: 14621
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
$122.96 for 1
$122.96 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
alloy-steel-round-bar-8620-hot-rolled-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-A322

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
alloy-steel-round-bar-8620-hot-rolled-1superZoom-desk14621

2 1/2" Phosphor Bronze Round Bar 544-H04 Part # 18283

2 1/2" Phosphor Bronze Round Bar 544-H04 -
Part #: 18283
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
$620.77 for 1
$620.77 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
bronze-round-bar-544-h04-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B139

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-round-bar-544-h04-1superZoom-desk18283

2 1/2" Silicon Aluminum Bronze Round Bar 642-Hr50 Part # 20057

2 1/2" Silicon Aluminum Bronze Round Bar 642-Hr50 -
Part #: 20057
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
$572.48 for 1
$572.48 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
bronze-round-bar-642-hr50-1superZoom-desk20057

2 1/2" Nickel Aluminum Bronze Round Bar 630 Part # 14500

2 1/2" Nickel Aluminum Bronze Round Bar 630 -
Part #: 14500
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
$720.12 for 1
$720.12 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
bronze-round-bar-630-1superZoom-desk14500

2 1/2" Manganese Bronze Round Bar 863 Oversized Part # 15874

2 1/2" Manganese Bronze Round Bar 863 Oversized -
Part #: 15874
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
$1,125.02 for 1
$1,125.02 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
bronze-round-bar-sae-oil-impregnated-863-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

View more product details View more product details
View more product details Click for more details
bronze-round-bar-sae-oil-impregnated-863-1superZoom-desk15874

2 1/2" Bearing Bronze Round Bar 932 (SAE 660) Cast Oversized Part # 10539

2 1/2" Bearing Bronze Round Bar 932 (SAE 660) Cast Oversized -
Part #: 10539
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
$374.34 for 1
$374.34 ea.

Dimensions

  • Diameter: 2.5"
  • Ships In: 2-3 Business Days From Ohio
Click for more details
bronze-round-bar-932-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-round-bar-932-1superZoom-desk10539

2 1/2" Silicon Bronze Round Bar 655-H04 Part # 7826

2 1/2" Silicon Bronze Round Bar 655-H04 -
Part #: 7826
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
$510.07 for 1
$510.07 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
bronze-round-bar-655-h04-1superZoom-desk7826

2 1/2" Aluminum Bronze Round Bar 954 Cast Oversized Part # 14392

2 1/2" Aluminum Bronze Round Bar 954 Cast Oversized -
Part #: 14392
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
$406.42 for 1
$406.42 ea.

Dimensions

  • Diameter: Finishes To 2.5"
  • Ships In: 2-3 Business Days From Ohio
Click for more details
bronze-round-bar-954-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B505

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
bronze-round-bar-954-1superZoom-desk14392

2 1/2" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish Part # 7663

2 1/2" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish -
Part #: 7663
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
$110.59 for 1
$110.59 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
carbon-round-bar-1144-stressproof-cold-drawn-1superZoom-desk7663

2 1/2" Carbon Steel Round Bar 1045 Cold Finish Part # 21698

2 1/2" Carbon Steel Round Bar 1045 Cold Finish -
Part #: 21698
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
$49.60 for 1
$49.60 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
cold-roll-round-bar-1045-cold-finish-1superZoom-desk21698

2 1/2" Copper Round Bar 101-H04 Part # 15264

2 1/2" Copper Round Bar 101-H04 -
Part #: 15264
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
$634.34 for 1
$634.34 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
copper-round-bar-101-h04-1superZoom-desk15264

2 1/2" Copper Round Bar 110-H04 Part # 1634

2 1/2" Copper Round Bar 110-H04 -
Part #: 1634
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
$594.73 for 1
$594.73 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
copper-round-bar-110-h04-1superZoom-desk1634

2 1/2" Copper Round Bar 145-H02 Part # 19763

2 1/2" Copper Round Bar 145-H02 -
Part #: 19763
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
$709.80 for 1
$709.80 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
copper-round-bar-145-h02-1superZoom-desk19763

2 1/2" Maraging Steel Round Bar 300-Annealed Part # 12604

2 1/2" Maraging Steel Round Bar 300-Annealed -
Part #: 12604
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
$978.37 for 1
$978.37 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
maraging-steel-round-bar-300-1superZoom-mob{product.code}
Material Meets These Standard(s): MIL-S-46850 , AMS-6514

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
maraging-steel-round-bar-300-1superZoom-desk12604

2 1/2" Maraging Steel Round Bar 250-Annealed Part # 12618

2 1/2" Maraging Steel Round Bar 250-Annealed -
Part #: 12618
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
$1,226.65 for 1
$1,226.65 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
maraging-steel-round-bar-350-1-2-business-dayssuperZoom-mob{product.code}
Material Meets These Standard(s): AMS-6512 , MIL-S-46850

Key Features

MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
maraging-steel-round-bar-350-1-2-business-dayssuperZoom-desk12618

2 1/2" Carbon Steel Round Bar A36 Hot Rolled Part # 10263

2 1/2" Carbon Steel Round Bar A36 Hot Rolled -
Part #: 10263
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
$53.75 for 1
$53.75 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
mild-steel-round-bar-hot-rolled-a36-1superZoom-mob{product.code}

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
mild-steel-round-bar-hot-rolled-a36-1superZoom-desk10263

2 1/2" Carbon Steel Round Bar 1018 Cold Finish Part # 10467

2 1/2" Carbon Steel Round Bar 1018 Cold Finish -
Part #: 10467
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
$54.25 for 1
$54.25 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
mild-steel-round-bar-1018-cold-finish-1superZoom-desk10467

2 1/2" Stainless Round Bar 304/304L-Annealed Cold Finish Part # 110

2 1/2" Stainless Round Bar 304/304L-Annealed Cold Finish -
Part #: 110
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
$144.58 for 1
$144.58 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-desk110

2 1/2" Aluminum Round Bar 2011-T3-Cold Finish Part # 17869

2 1/2" Aluminum Round Bar 2011-T3-Cold Finish -
Part #: 17869
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
$120.15 for 1
$120.15 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
aluminum-round-bar-2011-t3-cold-finish-1superZoom-desk17869

2 1/2" Aluminum Round Bar 2024-T851-Cold Finish Part # 17998

2 1/2" Aluminum Round Bar 2024-T851-Cold Finish -
Part #: 17998
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
$147.86 for 1
$147.86 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
aluminum-round-bar-2024-t851-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B211 , AMS-4339 , AMS-QQ-A-225/6

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
aluminum-round-bar-2024-t851-cold-finish-1superZoom-desk17998

2 1/2" Aluminum Round Bar 2024-T351-Cold Finish Part # 12642

2 1/2" Aluminum Round Bar 2024-T351-Cold Finish -
Part #: 12642
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
$144.32 for 1
$144.32 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
aluminum-round-bar-2024-t351-cold-finish-1superZoom-desk12642

2 1/2" Aluminum Round Bar 6061-T651-Cold Finish Part # 18048

2 1/2" Aluminum Round Bar 6061-T651-Cold Finish -
Part #: 18048
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
$145.72 for 1
$145.72 ea.

Dimensions

  • Diameter: 2.5"
Click for more details
aluminum-round-bar-6061-t651-cold-finish-1superZoom-mob{product.code}
Material Meets These Standard(s): ASTM-B211 , AMS-4117

Key Features

CUSTOM CUT MTR FREE MTR Available
View more product details View more product details
View more product details Click for more details
aluminum-round-bar-6061-t651-cold-finish-1superZoom-desk18048

2 1/2" Aluminum Round Bar 6061-T6511-Extruded Part # 1101

2 1/2" Aluminum Round Bar 6061-T6511-Extruded -
Part #: 1101
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
$90.55 for 1
$90.55 ea.

Dimensions

  • Diameter: 2.5"
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
View more product details View more product details
View more product details Click for more details
aluminum-round-bar-6061-t6511-extruded-1superZoom-desk1101

Displaying 1451 - 1475 of 2765 results

Results per page

Can’t find what you’re looking for? Our team is here to help!

Contact us