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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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2888 results

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

Pack of 3

QTY

Update

$92.53

$92.53 ea.

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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-desk24569

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

Pack of 6

QTY

Update

$128.83

$128.83 ea.

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Dimensions

Diameter: 4mm

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

Material Meets These Standard(s): ASTM-A108 , ASTM-A29

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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Material Meets These Standard(s): ASTM-A108 , ASTM-A29

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.

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Dimensions

Diameter: 4mm

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

Material Meets These Standard(s): ASTM-B124

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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Material Meets These Standard(s): ASTM-B124

Key Features

FREE MTR Available

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

4" Stainless Round Bar 303-Annealed Rough Turned Part # 24693

Select a Size or Custom Cut

QTY

Update

$395.63 for 1

$395.63 ea.

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Dimensions

Diameter: 4"

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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-desk24693

4" Stainless Round Bar 316/316L Annealed Rough Turned Part # 24722

Select a Size or Custom Cut

QTY

Update

$582.23 for 1

$582.23 ea.

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Dimensions

Diameter: 4"

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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-desk24722

4" Aluminum Round Bar 7075-T7351-Cold Finish Part # 24889

Select a Size or Custom Cut

QTY

Update

$313.92 for 1

$313.92 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-4124

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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aluminum-round-bar-7075-t651-cold-finish-1superZoom-desk24889

4" Nickel Round Bar 200 - Part # 26086

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

4" Tin Bronze Round Bar 937 Part # 23788

Select a Size or Custom Cut

QTY

Update

$1,342.53 for 1

$1,342.53 ea.

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Dimensions

Diameter: 4"

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

Key Features

CUSTOM CUT

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bronze-round-bar-932-1superZoom-desk23788

4" Manganese Bronze Round Bar 863 Oversized Part # 15878

Select a Cut Size

QTY

Update

$923.51 for 1

$923.51 ea.

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Dimensions

Diameter: 4"

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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-desk15878

4" Nickel Aluminum Bronze Round Bar 630 Part # 15217

Select a Size or Custom Cut

QTY

Update

$2,017.09 for 1

$2,017.09 ea.

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Dimensions

Diameter: 4"

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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-desk15217

4" Bearing Bronze Round Bar 932 (SAE 660) Cast Oversized Part # 10544

Select a Cut Size

QTY

Update

$868.68 for 1

$868.68 ea.

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Dimensions

Diameter: 4"
Ships In: 2-3 Business Days From Ohio

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Material Meets These Standard(s): ASTM-B505

Key Features

FREE MTR Available

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bronze-round-bar-932-1superZoom-desk10544

4" Aluminum Bronze Round Bar 954 Cast Oversized Part # 14398

Select a Cut Size

QTY

Update

$837.94 for 1

$837.94 ea.

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Dimensions

Diameter: Finishes To 4"
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

View more product details

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bronze-round-bar-954-1superZoom-desk14398

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

Select a Size or Custom Cut

QTY

Update

$833.88 for 1

$833.88 ea.

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Dimensions

Diameter: 4"

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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" Copper Round Bar 110-H04 Part # 1643

Select a Size or Custom Cut

QTY

Update

$1,926.75 for 1

$1,926.75 ea.

Expand Details

Dimensions

Diameter: 4"

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Material Meets These Standard(s): ASTM-B187

Key Features

CUSTOM CUT

FREE MTR Available

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copper-round-bar-110-h04-1superZoom-desk1643

4" Alloy Steel Round Bar 4130-Normalized Part # 7381

Select a Size or Custom Cut

QTY

Update

$343.57 for 1

$343.57 ea.

Expand Details

Dimensions

Diameter: 4"

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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

View more product details

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alloy-steel-round-bar-4130-normalized-cold-finish-1superZoom-desk7381

4" Nickel Round Bar 400 - Part # 26375

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

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

Select a Size or Custom Cut

QTY

Update

$733.22 for 1

$733.22 ea.

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Buy More & Save up to -517% !

Qty

Price ea.

Savings

$4519.82

-517%

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" Tool Steel Round Bar A2 Part # mp-00002389

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$396.88 for 1

$396.88 ea.

Expand Details

Dimensions

Diameter: 4"

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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-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.

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

Select a Size or Custom Cut

QTY

Update

$334.66 for 1

$334.66 ea.

Expand Details

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

Click for more details

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

Select a Size or Custom Cut

QTY

Update

$110.00 for 1

$110.00 ea.

Expand Details

Dimensions

Diameter: 4"
Ships In: 2 Business Days

Click for more details

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

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.

Expand Details

Dimensions

Diameter: 4mm
Ships In: 1 Business Day

Click for more details

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

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