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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" Copper Round Bar 145-H02 Part # 15469

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QTY

Update

$1,894.16 for 1

$1,894.16 ea.

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Dimensions

Diameter: 4"

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copper-round-bar-145-h02-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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copper-round-bar-145-h02-1superZoom-desk15469

4" Carbon Steel Round Bar 1018 Cold Finish Part # 13570

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QTY

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$163.66 for 1

$163.66 ea.

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Dimensions

Diameter: 4"

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mild-steel-round-bar-1018-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A108

Key Features

CUSTOM CUT

FREE MTR Available

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mild-steel-round-bar-1018-cold-finish-1superZoom-desk13570

4" Stainless Round Bar 304/304L-Annealed Cold Finish Part # 123

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QTY

Update

$395.85 for 1

$395.85 ea.

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Dimensions

Diameter: 4"

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$stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-mob{product.code}$

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

Key Features

CUSTOM CUT

FREE MTR Available

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stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-desk123

4" Aluminum Round Bar 2024-T351-Cold Finish Part # 12645

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QTY

Update

$274.83 for 1

$274.83 ea.

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Dimensions

Diameter: 4"

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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

FREE MTR Available

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aluminum-round-bar-2024-t351-cold-finish-1superZoom-desk12645

4" Aluminum Round Bar 6061-T651-Cold Finish Part # 18055

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QTY

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$300.16 for 1

$300.16 ea.

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Dimensions

Diameter: 4"

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

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

Key Features

CUSTOM CUT

FREE MTR Available

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aluminum-round-bar-6061-t651-cold-finish-1superZoom-desk18055

4" Aluminum Round Bar 6061-T6511-Extruded Part # 1105

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QTY

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$195.13 for 1

$195.13 ea.

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Dimensions

Diameter: 4"

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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-desk1105

4" Aluminum Round Bar 7075-T651-Cold Finish Part # 7165

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QTY

Update

$341.69 for 1

$341.69 ea.

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Dimensions

Diameter: 4"

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aluminum-round-bar-7075-t651-cold-finish-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-1superZoom-desk7165

4" Brass Round Bar 360-H02 Extruded Part # 1292

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QTY

Update

$735.86 for 1

$735.86 ea.

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Dimensions

Diameter: 4"

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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-desk1292

4" Stainless Round Bar 440C Hot Rolled Rough Turned Part # 26882

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QTY

Update

$748.10 for 1

$748.10 ea.

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Buy More & Save up to -505% !

Qty

Price ea.

Savings

$4519.82

-505%

Less

Dimensions

Diameter: 4"

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stainless-round-bar-440c-cold-finish-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

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stainless-round-bar-440c-cold-finish-1superZoom-desk26882

4" Silicon Bronze Round Bar 655-H04 Part # 27941

Select a Cut Size

QTY

Update

$1,844.12 for 1

$1,844.12 ea.

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Dimensions

Diameter: 4"

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bronze-round-bar-655-h04-1superZoom-mob{product.code}

Key Features

FREE MTR Available

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bronze-round-bar-655-h04-1superZoom-desk27941

4" Tool Steel Round Bar A2 Part # mp-00002389

Sold & Shipped by MSP Metals

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QTY

Update

$396.88 for 1

$396.88 ea.

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Dimensions

Diameter: 4"

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Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

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mild-steel-round-bar-1018-cold-finish-1superZoom-deskmp-00002389

4" Tool Steel Round Bar A2 Part # mp-00002389

Dimensions

Diameter: 4"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $396.88 ea.
24″ (2 ft.) - $793.77 ea.
72″ (6 ft.) - $2,381.28 ea.
144″ (12 ft.) - $4,762.54 ea.

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

4" Tool Steel Round Bar H13 Part # mp-00002390

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$429.28 for 1

$429.28 ea.

Expand Details

Dimensions

Diameter: 4"

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-00002390

4" Tool Steel Round Bar H13 Part # mp-00002390

Dimensions

Diameter: 4"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $429.28 ea.
24″ (2 ft.) - $858.54 ea.
72″ (6 ft.) - $2,575.65 ea.

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

4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated Part # mp-00002400

Sold & Shipped by MSP Metals

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QTY

Update

$334.66 for 1

$334.66 ea.

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Dimensions

Diameter: 4"

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

Material Meets These Standard(s): ASTM-B 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-00002400

4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated Part # mp-00002400

Dimensions

Diameter: 4"

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

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $334.66 ea.
24″ (2 ft.) - $669.30 ea.
72″ (6 ft.) - $2,007.88 ea.

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

4" Tool Steel Round Bar D2 Part # mp-00002415

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$429.28 for 1

$429.28 ea.

Expand Details

Dimensions

Diameter: 4"

Click for more details

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

Click for more details

mild-steel-round-bar-1018-cold-finish-1superZoom-deskmp-00002415

4" Tool Steel Round Bar D2 Part # mp-00002415

Dimensions

Diameter: 4"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $429.28 ea.
24″ (2 ft.) - $858.54 ea.
72″ (6 ft.) - $2,575.65 ea.

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

4" Stainless Round Bar 17-4 H1150 Part # mp-00002495

Sold & Shipped by AW Metals

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QTY

Update

$110.00 for 1

$110.00 ea.

Expand Details

Dimensions

Diameter: 4"
Ships In: 2 Business Days

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

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Returns Acceptable.

View more product details

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stainless-round-bar-17-4-annealed-cold-finish-ph-1superZoom-deskmp-00002495

4" Stainless Round Bar 17-4 H1150 Part # mp-00002495

Dimensions

Diameter: 4"
Ships In: 2 Business Days

Select a Size or Custom Cut

+ Create Custom Cut
3″ (3 in.) - $110.00 ea.
6″ (6 in.) - $175.00 ea.
12″ (1 ft.) - $295.00 ea.
24″ (2 ft.) - $595.00 ea.
36″ (3 ft.) - $800.00 ea.
48″ (4 ft.) - $1,095.00 ea.
72″ (6 ft.) - $1,500.00 ea.

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

4" Carbon Steel Round Bar 1045 Cold Finish - Part # 28782

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

4" Bronze Round Bar 903 Continuous Cast Part # mp-00034404

Sold & Shipped by Spectrum Machine Inc.

Select a Size

QTY

Update

$717.49 for 1

$717.49 ea.

Expand Details

Dimensions

Diameter: 4"

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4" 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

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4" Bronze Round Bar 903 Continuous Cast-deskmp-00034404

4" Bronze Round Bar 903 Continuous Cast Part # mp-00034404

Dimensions

Diameter: 4"

Select a Size

12″ (1 ft.) - $717.49 ea.
24″ (2 ft.) - $1,449.06 ea.
72″ (6 ft.) - $4,333.10 ea.

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

4" Bronze Round Bar 907 Continuous Cast Part # mp-00034423

Sold & Shipped by Spectrum Machine Inc.

Select a Size

QTY

Update

$734.78 for 1

$734.78 ea.

Expand Details

Dimensions

Diameter: 4"

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4" 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" Bronze Round Bar 907 Continuous Cast-deskmp-00034423

4" Bronze Round Bar 907 Continuous Cast Part # mp-00034423

Dimensions

Diameter: 4"

Select a Size

12″ (1 ft.) - $734.78 ea.
24″ (2 ft.) - $1,483.97 ea.
72″ (6 ft.) - $4,437.51 ea.

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

4" Bronze Round Bar 905 Continuous Cast Part # mp-00034541

Sold & Shipped by Spectrum Machine Inc.

Select a Size

QTY

Update

$717.49 for 1

$717.49 ea.

Expand Details

Dimensions

Diameter: 4"

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4" Bronze Round Bar 905 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" Bronze Round Bar 905 Continuous Cast-deskmp-00034541

4" Bronze Round Bar 905 Continuous Cast Part # mp-00034541

Dimensions

Diameter: 4"

Select a Size

12″ (1 ft.) - $717.49 ea.
24″ (2 ft.) - $1,420.92 ea.
72″ (6 ft.) - $4,262.76 ea.

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

4" Bronze Round Bar 907 Continuous Cast - Part # 28799

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

4" Stainless Round Bar 420 Part # mp-00038648

Sold & Shipped by AW Metals

Select a Size or Custom Cut

QTY

Update

$140.00 for 1

$140.00 ea.

Expand Details

Dimensions

Diameter: 4"
Ships In: 2 Business Days

Click for more details

stainless-round-bar-316-cold-finish-1superZoom-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Returns Acceptable.

View more product details

Click for more details

stainless-round-bar-316-cold-finish-1superZoom-deskmp-00038648

4" Stainless Round Bar 420 Part # mp-00038648

Dimensions

Diameter: 4"
Ships In: 2 Business Days

Select a Size or Custom Cut

+ Create Custom Cut
6″ (6 in.) - $140.00 ea.
12″ (1 ft.) - $250.00 ea.
24″ (2 ft.) - $450.00 ea.
36″ (3 ft.) - $650.00 ea.
48″ (4 ft.) - $850.00 ea.
72″ (6 ft.) - $1,270.00 ea.

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

4" Stainless Round Bar Nitronic 50 Annealed Part # mp-00040619

Sold & Shipped by Source One Metals

Select a Size

QTY

Update

$522.52 for 1

$522.52 ea.

Expand Details

Dimensions

Diameter: 4"
Ships In: 3-4 Business Days

Click for more details

4" Stainless Round Bar Nitronic 50 Annealed-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

Returns Acceptable.

View more product details

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4" Stainless Round Bar Nitronic 50 Annealed-deskmp-00040619

4" Stainless Round Bar Nitronic 50 Annealed Part # mp-00040619

Dimensions

Diameter: 4"
Ships In: 3-4 Business Days

Select a Size

6″ (6 in.) - $522.52 ea.
12″ (1 ft.) - $825.04 ea.
36″ (3 ft.) - $1,948.67 ea.
72″ (6 ft.) - $3,542.20 ea.

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

4" Nickel Round Bar Alloy X Part # mp-00041804

Sold & Shipped by Slice of Stainless

Select a Size

QTY

Update

$1,557.07 for 1

$1,557.07 ea.

Expand Details

Dimensions

Diameter: 4"
Ships In: 5-6 Business Days

Click for more details

nickel-round-bar-600-1superZoom-mob{product.code}

Material Meets These Standard(s): ASME-SB-572 , ASTM-B572 , AMS-5754

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

Non-returnable

View more product details

Click for more details

nickel-round-bar-600-1superZoom-deskmp-00041804

4" Nickel Round Bar Alloy X Part # mp-00041804

Dimensions

Diameter: 4"
Ships In: 5-6 Business Days

Material Meets These Standard(s): ASME-SB-572 , ASTM-B572 , AMS-5754

Select a Size

6″ (6 in.) - $1,557.07 ea.
12″ (1 ft.) - $2,938.48 ea.
24″ (2 ft.) - $5,378.59 ea.
36″ (3 ft.) - $7,837.16 ea.
48″ (4 ft.) - $10,206.32 ea.
72″ (6 ft.) - $15,229.64 ea.

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

4" Nickel Round Bar 625 Part # mp-00041807

Sold & Shipped by Slice of Stainless

Select a Size

QTY

Update

$1,527.63 for 1

$1,527.63 ea.

Expand Details

Dimensions

Diameter: 4"
Ships In: 5-6 Business Days

Click for more details

Material Meets These Standard(s): AMS-5666 , ASTM-B446 , ASME-SB

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

Click for more details

nickel-round-bar-600-1superZoom-deskmp-00041807

4" Nickel Round Bar 625 Part # mp-00041807

Dimensions

Diameter: 4"
Ships In: 5-6 Business Days

Material Meets These Standard(s): AMS-5666 , ASTM-B446 , ASME-SB

Select a Size

6″ (6 in.) - $1,527.63 ea.
12″ (1 ft.) - $2,879.59 ea.
24″ (2 ft.) - $5,267.48 ea.
36″ (3 ft.) - $7,673.57 ea.
48″ (4 ft.) - $9,992.17 ea.
72″ (6 ft.) - $14,908.41 ea.

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

4" Nickel Round Bar 718 Part # mp-00041860

Sold & Shipped by Slice of Stainless

Select a Size

QTY

Update

$1,351.16 for 1

$1,351.16 ea.

Expand Details

Dimensions

Diameter: 4"
Ships In: 5-6 Business Days

Click for more details

nickel-round-bar-718-1superZoom-mob{product.code}

Material Meets These Standard(s): ASME-SB-637 , AMS-5662 , ASTM-B637

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

Non-returnable

View more product details

Click for more details

nickel-round-bar-718-1superZoom-deskmp-00041860

4" Nickel Round Bar 718 Part # mp-00041860

Dimensions

Diameter: 4"
Ships In: 5-6 Business Days

Material Meets These Standard(s): ASME-SB-637 , AMS-5662 , ASTM-B637

Select a Size

6″ (6 in.) - $1,351.16 ea.
12″ (1 ft.) - $2,526.66 ea.
24″ (2 ft.) - $4,601.56 ea.
36″ (3 ft.) - $6,693.20 ea.
48″ (4 ft.) - $8,708.77 ea.
72″ (6 ft.) - $12,983.31 ea.

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

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