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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 1/2" Aluminum Round Bar 2024-T351-Cold Finish Part # 26318

Select a Size or Custom Cut

QTY

Update

$391.92 for 1

$391.92 ea.

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Dimensions

Diameter: 4.5"

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

Key Features

CUSTOM CUT

FREE MTR Available

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aluminum-round-bar-2024-t351-cold-finish-1superZoom-desk26318

4 1/2" Stainless Round Bar 303-Annealed Hot Rolled Rough Turned Part # 2042

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QTY

Update

$582.61 for 1

$582.61 ea.

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Dimensions

Diameter: 4.5"

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

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-desk2042

4 1/2" Stainless Round Bar 316/316L Hot Rolled Rough Turned Part # 4503

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QTY

Update

$687.17 for 1

$687.17 ea.

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Dimensions

Diameter: 4.5"

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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

FREE MTR Available

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stainless-round-bar-316-cold-finish-1superZoom-desk4503

4 1/2" Alloy Steel Round Bar 4130-Normalized Part # 19616

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QTY

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$606.99 for 1

$606.99 ea.

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Dimensions

Diameter: 4.5"

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alloy-steel-round-bar-4130-normalized-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108(call for availability)

Key Features

CUSTOM CUT

FREE MTR Available

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alloy-steel-round-bar-4130-normalized-cold-finish-1superZoom-desk19616

4 1/2" Alloy Steel Round Bar 8620-Hot Rolled Part # 15026

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QTY

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$309.09 for 1

$309.09 ea.

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Dimensions

Diameter: 4.5"

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alloy-steel-round-bar-8620-hot-rolled-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

CUSTOM CUT

FREE MTR Available

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alloy-steel-round-bar-8620-hot-rolled-1superZoom-desk15026

4 1/2" Manganese Bronze Round Bar 863 Oversized Part # 15879

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$1,157.91 for 1

$1,157.91 ea.

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Dimensions

Diameter: 4.5"

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bronze-round-bar-sae-oil-impregnated-863-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B505

Key Features

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bronze-round-bar-sae-oil-impregnated-863-1superZoom-desk15879

4 1/2" Nickel Aluminum Bronze Round Bar 630 Part # 18303

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QTY

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$2,138.49 for 1

$2,138.49 ea.

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Dimensions

Diameter: 4.5"

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bronze-round-bar-630-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B150 , AMS-4640

Key Features

CUSTOM CUT

FREE MTR Available

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bronze-round-bar-630-1superZoom-desk18303

4 1/2" Bearing Bronze Round Bar 932 (SAE 660) Cast Oversized Part # 10546

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QTY

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$1,206.07 for 1

$1,206.07 ea.

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Dimensions

Diameter: 4.5"
Ships In: 2-3 Business Days From Ohio

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bronze-round-bar-932-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B505

Key Features

FREE MTR Available

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bronze-round-bar-932-1superZoom-desk10546

4 1/2" Aluminum Bronze Round Bar 954 Cast Oversized Part # 8181

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QTY

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$1,075.44 for 1

$1,075.44 ea.

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Dimensions

Diameter: Finishes To 4.5"
Ships In: 2-3 Business Days From Ohio

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bronze-round-bar-954-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B505

Key Features

FREE MTR Available

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bronze-round-bar-954-1superZoom-desk8181

4 1/2" Copper Round Bar 101-H04 Part # 17885

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QTY

Update

$2,275.51 for 1

$2,275.51 ea.

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Dimensions

Diameter: 4.5"

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copper-round-bar-101-h04-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B187 , ASTM-F68

Key Features

CUSTOM CUT

FREE MTR Available

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copper-round-bar-101-h04-1superZoom-desk17885

4 1/2" Copper Round Bar 110 Part # 1646

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QTY

Update

$1,215.86 for 1

$1,215.86 ea.

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Dimensions

Diameter: 4.5"

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

Material Meets These Standard(s): ASTM-B187

Key Features

CUSTOM CUT

FREE MTR Available

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copper-round-bar-110-h04-1superZoom-desk1646

4 1/2" Stainless Round Bar 304/304L-Annealed Hot Rolled Part # 125

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QTY

Update

$532.90 for 1

$532.90 ea.

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Dimensions

Diameter: 4.5"

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stainless-round-bar-304-1superZoom-mob{product.code}

Material Meets These Standard(s): AMS-QQ-S-763 , AMS-5639 , AMS-5647 , ASTM-A276 , ASTM-A479

Key Features

CUSTOM CUT

FREE MTR Available

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stainless-round-bar-304-1superZoom-desk125

4 1/2" Aluminum Round Bar 2024-T851-Cold Finish Part # 17999

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QTY

Update

$361.94 for 1

$361.94 ea.

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Dimensions

Diameter: 4.5"

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aluminum-round-bar-2024-t851-cold-finish-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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aluminum-round-bar-2024-t851-cold-finish-1superZoom-desk17999

4 1/2" Aluminum Round Bar 6061-T651-Cold Finish Part # 18056

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QTY

Update

$377.64 for 1

$377.64 ea.

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Dimensions

Diameter: 4.5"

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aluminum-round-bar-6061-t651-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B211 , AMS-4117

Key Features

CUSTOM CUT

FREE MTR Available

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aluminum-round-bar-6061-t651-cold-finish-1superZoom-desk18056

4 1/2" Aluminum Round Bar 6061-T6511-Extruded Part # 1106

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QTY

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$224.11 for 1

$224.11 ea.

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Dimensions

Diameter: 4.5"

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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

FREE MTR Available

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aluminum-round-bar-6061-t6511-extruded-1superZoom-desk1106

4 1/2" Aluminum Round Bar 7075-T651-Cold Finish Part # 10575

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QTY

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$454.74 for 1

$454.74 ea.

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Dimensions

Diameter: 4.5"

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

Material Meets These Standard(s): ASTM-B211 , AMS-QQ-A-225/9 , AMS-4123

Key Features

CUSTOM CUT

FREE MTR Available

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aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-desk10575

4 1/2" Brass Round Bar 360-H02 Extruded Part # 1295

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QTY

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$862.89 for 1

$862.89 ea.

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Dimensions

Diameter: 4.5"

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

Material Meets These Standard(s): ASTM-B16

Key Features

CUSTOM CUT

FREE MTR Available

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brass-round-bar-360-h02-1superZoom-desk1295

4 1/2" Stainless Round Bar 347 Rough Turned - Part # 27632

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

4 1/2" Tool Steel Round Bar A2 Part # mp-00002393

Sold & Shipped by MSP Metals

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QTY

Update

$502.35 for 1

$502.35 ea.

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Dimensions

Diameter: 4.5"

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mild-steel-round-bar-1018-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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mild-steel-round-bar-1018-cold-finish-1superZoom-deskmp-00002393

4 1/2" Tool Steel Round Bar A2 Part # mp-00002393

Dimensions

Diameter: 4.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $502.35 ea.
24″ (2 ft.) - $1,004.70 ea.
72″ (6 ft.) - $3,014.08 ea.

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

4 1/2" Tool Steel Round Bar H13 Part # mp-00002405

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$543.33 for 1

$543.33 ea.

Expand Details

Dimensions

Diameter: 4.5"

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Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

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mild-steel-round-bar-1018-cold-finish-1superZoom-deskmp-00002405

4 1/2" Tool Steel Round Bar H13 Part # mp-00002405

Dimensions

Diameter: 4.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $543.33 ea.
24″ (2 ft.) - $1,086.71 ea.
72″ (6 ft.) - $3,260.11 ea.

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

4 1/2" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated Part # mp-00002457

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$451.50 for 1

$451.50 ea.

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Dimensions

Diameter: 4.5"

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alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A 193 B7

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

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alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom-deskmp-00002457

4 1/2" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated Part # mp-00002457

Dimensions

Diameter: 4.5"

Material Meets These Standard(s): ASTM-A 193 B7

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $451.50 ea.
24″ (2 ft.) - $903.00 ea.
72″ (6 ft.) - $2,709.05 ea.

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

4.5" OD Chromium Copper Round Bar 182 Class 2 Part # mp-00005100

Sold & Shipped by Southern Copper

Select a Size or Custom Cut

QTY

Update

$1,133.57 for 1

$1,133.57 ea.

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Buy More & Save up to 10% !

Qty

Price ea.

Savings

2-4

$1099.56

5-9

$1076.89

10+

$1020.21

10%

Less

Dimensions

Diameter: 4.5"
Ships In: 1 Business Day

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4.5" 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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4.5" OD Chromium Copper Round Bar 182 Class 2-deskmp-00005100

4.5" OD Chromium Copper Round Bar 182 Class 2 Part # mp-00005100

Dimensions

Diameter: 4.5"
Ships In: 1 Business Day

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $1,133.57 ea.

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

4 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030417

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$345.41 for 1

$345.41 ea.

Expand Details

Dimensions

Diameter: 4.5"

Click for more details

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

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mild-steel-round-bar-1018-cold-finish-1superZoom-deskmp-00030417

4 1/2" Carbon Steel Round Bar 1018 Hot Rolled Part # mp-00030417

Dimensions

Diameter: 4.5"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $345.41 ea.
24″ (2 ft.) - $690.82 ea.
36″ (3 ft.) - $1,036.23 ea.
48″ (4 ft.) - $1,381.64 ea.
60″ (5 ft.) - $1,727.05 ea.
72″ (6 ft.) - $2,072.46 ea.

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

4.5" Bronze Round Bar 907 Continuous Cast Part # mp-00034399

Sold & Shipped by Spectrum Machine Inc.

Select a Size

QTY

Update

$922.08 for 1

$922.08 ea.

Expand Details

Dimensions

Diameter: 4.5"

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4.5" Bronze Round Bar 907 Continuous Cast-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

Returns Acceptable.

View more product details

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4.5" Bronze Round Bar 907 Continuous Cast-deskmp-00034399

4.5" Bronze Round Bar 907 Continuous Cast Part # mp-00034399

Dimensions

Diameter: 4.5"

Select a Size

12″ (1 ft.) - $922.08 ea.
24″ (2 ft.) - $1,844.16 ea.
72″ (6 ft.) - $5,546.89 ea.

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

4.5" Bronze Round Bar 903 Continuous Cast Part # mp-00034504

Sold & Shipped by Spectrum Machine Inc.

Select a Size

QTY

Update

$900.38 for 1

$900.38 ea.

Expand Details

Dimensions

Diameter: 4.5"

Click for more details

4.5" Bronze Round Bar 903 Continuous Cast-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

Returns Acceptable.

View more product details

Click for more details

4.5" Bronze Round Bar 903 Continuous Cast-deskmp-00034504

4.5" Bronze Round Bar 903 Continuous Cast Part # mp-00034504

Dimensions

Diameter: 4.5"

Select a Size

12″ (1 ft.) - $900.38 ea.
24″ (2 ft.) - $1,786.70 ea.
72″ (6 ft.) - $5,360.10 ea.

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

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