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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.

Round Bar

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2765 results

4" Nickel Round Bar Alloy X - Part # 29036

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

4" Machinable Wax Round Block Part # mp-00061743

Sold & Shipped by Machinable Wax

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QTY

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$43.95 for 1

$43.95 ea.

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Dimensions

Diameter: 4"
Color: Blue

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4" Machinable Wax Round Block-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

Returns Acceptable.

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4" Machinable Wax Round Block-deskmp-00061743

4" Machinable Wax Round Block Part # mp-00061743

Dimensions

Diameter: 4"
Color: Blue

Select a Size

14″ (14 in.) - $43.95 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" Nickel Round Bar INVAR 36 - Part # 29122

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

4" Aluminum Round Bar 2024-T3511 Extruded Part # mp-00064990

Sold & Shipped by Online Approved Seller

Select a Size or Custom Cut

QTY

Update

$289.37 for 1

$289.37 ea.

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Dimensions

Diameter: 4"
Tolerance: +/- 0.125"

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aluminum-round-bar-2024-t351-cold-finish-1superZoom-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

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aluminum-round-bar-2024-t351-cold-finish-1superZoom-deskmp-00064990

4" Aluminum Round Bar 2024-T3511 Extruded Part # mp-00064990

Dimensions

Diameter: 4"
Tolerance: +/- 0.125"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $289.37 ea.
24″ (2 ft.) - $561.38 ea.
36″ (3 ft.) - $798.66 ea.
48″ (4 ft.) - $983.86 ea.
72″ (6 ft.) - $1,441.06 ea.
96″ (8 ft.) - $1,851.97 ea.
144″ (12 ft.) - $2,430.71 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" Aluminum Round Bar 7075-T6511 Extruded Part # mp-00065052

Sold & Shipped by Online Approved Seller

Select a Size or Custom Cut

QTY

Update

$304.60 for 1

$304.60 ea.

Expand Details

Dimensions

Diameter: 4"
Tolerance: +/- 0.125"

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aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

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aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-deskmp-00065052

4" Aluminum Round Bar 7075-T6511 Extruded Part # mp-00065052

Dimensions

Diameter: 4"
Tolerance: +/- 0.125"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $304.60 ea.
24″ (2 ft.) - $590.92 ea.
36″ (3 ft.) - $840.70 ea.
48″ (4 ft.) - $1,072.19 ea.
72″ (6 ft.) - $1,462.08 ea.
96″ (8 ft.) - $1,900.70 ea.
144″ (12 ft.) - $2,631.74 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" Stainless Round Bar 303 Annealed Cold Finish Part # mp-00066817

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$386.09 for 1

$386.09 ea.

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Dimensions

Diameter: 4"

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stainless-round-bar-303-annealed-cold-finish-1superZoom-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

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stainless-round-bar-303-annealed-cold-finish-1superZoom-deskmp-00066817

4" Stainless Round Bar 303 Annealed Cold Finish Part # mp-00066817

Dimensions

Diameter: 4"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $386.09 ea.
24″ (2 ft.) - $772.17 ea.
36″ (3 ft.) - $1,158.26 ea.
48″ (4 ft.) - $1,544.34 ea.
60″ (5 ft.) - $1,930.43 ea.
72″ (6 ft.) - $2,316.51 ea.
144″ (12 ft.) - $4,633.02 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish Part # mp-00066971

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$331.80 for 1

$331.80 ea.

Expand Details

Dimensions

Diameter: 4"

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4" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

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4" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish-deskmp-00066971

4" Carbon Steel Round Bar 1144-Stress Relieved Cold Finish Part # mp-00066971

Dimensions

Diameter: 4"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $331.80 ea.
24″ (2 ft.) - $625.80 ea.
36″ (3 ft.) - $927.15 ea.
144″ (12 ft.) - $2,773.05 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4" Cast Iron Round Bar 65-45-12 Dura-Bar Part # mp-00067535

Sold & Shipped by Metal Mart Studio LLC

Select a Size

QTY

Update

$622.95 for 1

$622.95 ea.

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Dimensions

Diameter: 4"

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cast-iron-dura-bar-roundsuperZoom-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

Non-returnable

View more product details

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cast-iron-dura-bar-roundsuperZoom-deskmp-00067535

4" Cast Iron Round Bar 65-45-12 Dura-Bar Part # mp-00067535

Dimensions

Diameter: 4"

Select a Size

36″ (3 ft.) - $622.95 ea.
72″ (6 ft.) - $1,136.14 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4mm Brass Round Bar 360-H02 Extruded 36" Length [+/- 2"] Part # 24568

Pack of 6

QTY

Update

$92.42

$92.42 ea.

Expand Details

Dimensions

Diameter: 4mm

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brass-round-bar-360-h02-1superZoom-mob{product.code}

Key Features

FREE MTR Available

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brass-round-bar-360-h02-1superZoom-desk24568

4mm Brass Round Bar 360-H02 Extruded 72" Length [+/- 2"] Part # 24569

Pack of 3

QTY

Update

$92.53

$92.53 ea.

Expand Details

Dimensions

Diameter: 4mm

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Key Features

FREE MTR Available

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brass-round-bar-360-h02-1superZoom-desk24569

4mm Carbon Steel Round Bar 1045 TGP Metric 36" Length [+/- 2"] Part # 24626

Pack of 6

QTY

Update

$128.83

$128.83 ea.

Expand Details

Dimensions

Diameter: 4mm

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cold-roll-round-bar-1045-cold-finish-1superZoom-mob{product.code}

Key Features

FREE MTR Available

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cold-roll-round-bar-1045-cold-finish-1superZoom-desk24626

4mm Carbon Steel Round Bar 1045 TGP Metric 72" Length [+/- 2"] Part # 24627

Pack of 3

QTY

Update

$109.20

$109.20 ea.

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Dimensions

Diameter: 4mm

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Key Features

FREE MTR Available

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cold-roll-round-bar-1045-cold-finish-1superZoom-desk24627

4mm Copper Round Bar 110 Metric 36" Length [+/- 2"] Part # 24642

Pack of 6

QTY

Update

$105.04

$105.04 ea.

Expand Details

Dimensions

Diameter: 4mm

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copper-round-bar-110-h04-1superZoom-mob{product.code}

Key Features

FREE MTR Available

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copper-round-bar-110-h04-1superZoom-desk24642

4mm Copper Round Bar 110 Metric 72" Length [+/- 2"] Part # 24643

Pack of 3

QTY

Update

$105.17

$105.17 ea.

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Dimensions

Diameter: 4mm

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Key Features

FREE MTR Available

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copper-round-bar-110-h04-1superZoom-desk24643

4mm Dia. Brass Round Rod 260 - 300mm Long (3 Pieces) Part # mp-00000701

Sold & Shipped by K&S Precision Metals

Pack of 3

QTY

Update

$10.99

$10.99 ea.

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Dimensions

Diameter: 4mm
Ships In: 1 Business Day

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Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

Returns Acceptable.

View more product details

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4mm Dia. Brass Round Rod 260 - 300mm Long (3 Pieces) Part # mp-00000701

Dimensions

Diameter: 4mm
Ships In: 1 Business Day

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4mm Carbon Steel Round Bar 1215 TGP Metric 72" Length [+/- 2"] Part # 28285

Pack of 7

QTY

Update

$98.96

$98.96 ea.

Expand Details

Dimensions

Diameter: 4mm

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Key Features

FREE MTR Available

View more product details

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4mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 36" Length [+/- 2"] Part # 28283

Pack of 5

QTY

Update

$92.67

$92.67 ea.

Expand Details

Dimensions

Diameter: 4mm

Click for more details

Key Features

FREE MTR Available

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4mm Carbon Steel Round Bar 1144 Stress Relieved TGP Metric 72" Length [+/- 2"] Part # 28284

Pack of 2

QTY

Update

$74.15

$74.15 ea.

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Dimensions

Diameter: 4mm

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Key Features

FREE MTR Available

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4.125" OD Chromium Copper Round Bar 182 Class 2 Part # mp-00005107

Sold & Shipped by Southern Copper

Select a Size or Custom Cut

QTY

Update

$907.86 for 1

$907.86 ea.

Expand Details

Buy More & Save up to 10% !

Qty

Price ea.

Savings

2-4

$880.62

5-9

$862.47

10+

$817.07

10%

Less

Dimensions

Diameter: 4.125"
Ships In: 1 Business Day

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4.125" OD Chromium Copper Round Bar 182 Class 2-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Returns Acceptable.

View more product details

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4.125" OD Chromium Copper Round Bar 182 Class 2-deskmp-00005107

4.125" OD Chromium Copper Round Bar 182 Class 2 Part # mp-00005107

Dimensions

Diameter: 4.125"
Ships In: 1 Business Day

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $907.86 ea.
24″ (2 ft.) - $2,013.13 ea.
36″ (3 ft.) - $3,019.69 ea.
48″ (4 ft.) - $4,026.25 ea.
72″ (6 ft.) - $6,039.38 ea.
96″ (8 ft.) - $8,052.50 ea.
144″ (12 ft.) - $12,078.75 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4.125" Chrome Zirconium Copper Round Bar 18150 Part # mp-00041229

Sold & Shipped by Southern Copper

Select a Size or Custom Cut

QTY

Update

$1,135.61 for 1

$1,135.61 ea.

Expand Details

Buy More & Save up to 9% !

Qty

Price ea.

Savings

2-4

$1101.54

5-9

$1078.83

10+

$1022.05

Less

Dimensions

Diameter: 4.125"
Ships In: 1 Business Day

Click for more details

4.125" Chrome Zirconium Copper Round Bar 18150-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Returns Acceptable.

View more product details

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4.125" Chrome Zirconium Copper Round Bar 18150-deskmp-00041229

4.125" Chrome Zirconium Copper Round Bar 18150 Part # mp-00041229

Dimensions

Diameter: 4.125"
Ships In: 1 Business Day

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $1,135.61 ea.
24″ (2 ft.) - $2,271.22 ea.
36″ (3 ft.) - $3,406.83 ea.
48″ (4 ft.) - $4,542.44 ea.
60″ (5 ft.) - $5,678.05 ea.
72″ (6 ft.) - $6,813.66 ea.
84″ (7 ft.) - $7,949.26 ea.
96″ (8 ft.) - $9,084.87 ea.
108″ (9 ft.) - $10,220.48 ea.
120″ (10 ft.) - $11,356.09 ea.
132″ (11 ft.) - $12,491.70 ea.
144″ (12 ft.) - $13,627.31 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

4 1/4" Brass Round Bar 360-H02 Extruded Part # 21190

Select a Size or Custom Cut

QTY

Update

$713.78 for 1

$713.78 ea.

Expand Details

Dimensions

Diameter: 4.25"

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Key Features

CUSTOM CUT

FREE MTR Available

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brass-round-bar-360-h02-1superZoom-desk21190

4 1/4" Cast Iron Round Bar G2 Dura-Bar - Part # 24018

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

4 1/4" Aluminum Round Bar 7075-T651-Cold Finish Part # 26436

Select a Cut Size

QTY

Update

$399.24 for 1

$399.24 ea.

Expand Details

Dimensions

Diameter: 4.25"

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Key Features

FREE MTR Available

View more product details

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aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-desk26436

4 1/4" Stainless Round Bar 303-Annealed Hot Rolled Rough Turned Part # 2041

Select a Size or Custom Cut

QTY

Update

$458.67 for 1

$458.67 ea.

Expand Details

Dimensions

Diameter: 4.25"

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Material Meets These Standard(s): AMS-5640 , ASTM-A582

Key Features

CUSTOM CUT

FREE MTR Available

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stainless-round-bar-303-annealed-cold-finish-1superZoom-desk2041

4 1/4" Stainless Round Bar 17-4 PH Cond. A Rough Turned Part # 7307

Select a Size or Custom Cut

QTY

Update

$458.67 for 1

$458.67 ea.

Expand Details

Dimensions

Diameter: 4.25"

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stainless-round-bar-17-4-annealed-rough-turned-ph-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A564 , AMS-5643

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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stainless-round-bar-17-4-annealed-rough-turned-ph-1superZoom-desk7307

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