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Carbon Steel Round Tube

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Carbon Steel Round Tube

Carbon steel round tube is a versatile, economical material used widely in structural, mechanical, and fabrication applications. Designed for strength and durability rather than fluid transport, round tubing is commonly used in automotive parts, frames, supports, and industrial equipment. Available in cold rolled and DOM grades, carbon steel round tube provides good machinability, weldability, and consistent tolerances, with full length and custom cut options.

Applications: Structural supports, automotive components, frames, machinery, fabrication projects.

Available Alloys: A513 DOM | 1018 | 1045

Material Properties

Carbon Steel Product Guide |

Carbon Steel Round Tube Tolerances

round-tube-large-new-min-4superZoom-main

Carbon Steel Round Tube

Carbon steel round tube is a versatile, economical material used widely in structural, mechanical, and fabrication applications. Designed for strength and durability rather than fluid transport, round tubing is commonly used in automotive parts, frames, supports, and industrial equipment. Available in cold rolled and DOM grades, carbon steel round tube provides good machinability, weldability, and consistent tolerances, with full length and custom cut options.

Applications: Structural supports, automotive components, frames, machinery, fabrication projects.

Available Alloys: A513 DOM | 1018 | 1045

Material Properties

Carbon Steel Product Guide |

Carbon Steel Round Tube Tolerances

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188 results

188 results

1 7/8" OD x 0.375" Wall x 1.125" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15544

Select a Size or Custom Cut

QTY

Update

$40.85 for 1

$40.85 ea.

Dimensions

Outer Diameter: 1.875"
Wall: 0.375"
Inner Diameter: 1.125"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15544

2" OD x 0.5" Wall x 1" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 9735

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QTY

Update

$58.42 for 1

$58.42 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.5"
Inner Diameter: 1"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk9735

2" OD x 0.375" Wall x 1.25" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 9602

Select a Size or Custom Cut

QTY

Update

$38.66 for 1

$38.66 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.375"
Inner Diameter: 1.25"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk9602

2" OD x 0.12" Wall x 1.76" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 8187

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QTY

Update

$14.96 for 1

$14.96 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.12"
Inner Diameter: 1.76"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk8187

2" OD x 0.109" Wall x 1.782" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15545

Select a Size or Custom Cut

QTY

Update

$26.55 for 1

$26.55 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.109"
Inner Diameter: 1.782"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15545

2" OD x 0.156" Wall x 1.687" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15546

Select a Size or Custom Cut

QTY

Update

$23.24 for 1

$23.24 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.156"
Inner Diameter: 1.687"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15546

2" OD x 0.188" Wall x 1.625" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15547

Select a Size or Custom Cut

QTY

Update

$21.16 for 1

$21.16 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.188"
Inner Diameter: 1.625"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15547

2" OD x 0.25" Wall x 1.5" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15548

Select a Size or Custom Cut

QTY

Update

$28.85 for 1

$28.85 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.25"
Inner Diameter: 1.5"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15548

2" OD x 0.313" Wall x 1.375" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15549

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QTY

Update

$36.06 for 1

$36.06 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.313"
Inner Diameter: 1.375"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15549

2" OD x 0.065" Wall x 1.87" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 20254

Select a Size or Custom Cut

QTY

Update

$10.82 for 1

$10.82 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.065"
Inner Diameter: 1.87"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk20254

2" OD x 0.065" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068011

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QTY

Update

$42.00 for 1

$42.00 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.065"
Inner Diameter: 1.87"

Click for more details

2" OD x 0.065" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2" OD x 0.065" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068011

2" OD x 0.065" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068011

Dimensions

Outer Diameter: 2"
Wall: 0.065"
Inner Diameter: 1.87"

Select a Size

60″ (5 ft.) - $42.00 ea.

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

2" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068021

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QTY

Update

$60.20 for 1

$60.20 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.12"
Inner Diameter: 1.76"

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2" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068021

2" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068021

Dimensions

Outer Diameter: 2"
Wall: 0.12"
Inner Diameter: 1.76"

Select a Size

60″ (5 ft.) - $60.20 ea.

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

2" OD x 3/8" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068022

Sold & Shipped by Competitive Metals

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QTY

Update

$186.73 for 1

$186.73 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.375"
Inner Diameter: 1.25"

Click for more details

2" OD x 3/8" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2" OD x 3/8" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068022

2" OD x 3/8" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068022

Dimensions

Outer Diameter: 2"
Wall: 0.375"
Inner Diameter: 1.25"

Select a Size

60″ (5 ft.) - $186.73 ea.

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

2" OD x 0.188" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068023

Sold & Shipped by Competitive Metals

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QTY

Update

$91.35 for 1

$91.35 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.188"
Inner Diameter: 1.624"

Click for more details

2" OD x 0.188" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2" OD x 0.188" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068023

2" OD x 0.188" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068023

Dimensions

Outer Diameter: 2"
Wall: 0.188"
Inner Diameter: 1.624"

Select a Size

60″ (5 ft.) - $91.35 ea.

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

2" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068038

Sold & Shipped by Competitive Metals

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QTY

Update

$130.38 for 1

$130.38 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.25"
Inner Diameter: 1.5"

Click for more details

2" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068038

2" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068038

Dimensions

Outer Diameter: 2"
Wall: 0.25"
Inner Diameter: 1.5"

Select a Size

60″ (5 ft.) - $130.38 ea.

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

2" OD x 0.095" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068048

Sold & Shipped by Competitive Metals

Select a Size

QTY

Update

$56.88 for 1

$56.88 ea.

Dimensions

Outer Diameter: 2"
Wall: 0.095"
Inner Diameter: 1.81"

Click for more details

2" OD x 0.095" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2" OD x 0.095" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068048

2" OD x 0.095" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068048

Dimensions

Outer Diameter: 2"
Wall: 0.095"
Inner Diameter: 1.81"

Select a Size

60″ (5 ft.) - $56.88 ea.

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

2 1/8" OD x 0.12" Wall x 1.885" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 7841

Select a Size or Custom Cut

QTY

Update

$15.54 for 1

$15.54 ea.

Dimensions

Outer Diameter: 2.125"
Wall: 0.125"
Inner Diameter: 1.875"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk7841

2 1/4" OD x 0.065" Wall x 2.12" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15550

Select a Size or Custom Cut

QTY

Update

$27.61 for 1

$27.61 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.065"
Inner Diameter: 2.12"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15550

2 1/4" OD x 0.095" Wall x 2.06" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15551

Select a Size or Custom Cut

QTY

Update

$41.74 for 1

$41.74 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.095"
Inner Diameter: 2.06"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15551

2 1/4" OD x 0.12" Wall x 2.01" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15552

Select a Size or Custom Cut

QTY

Update

$20.73 for 1

$20.73 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.12"
Inner Diameter: 2.01"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15552

2 1/4" OD x 0.188" Wall x 1.875" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15553

Select a Size or Custom Cut

QTY

Update

$23.20 for 1

$23.20 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.188"
Inner Diameter: 1.875"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15553

2 1/4" OD x 0.25" Wall x 1.75" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15554

Select a Size or Custom Cut

QTY

Update

$32.17 for 1

$32.17 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.25"
Inner Diameter: 1.75"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15554

2 1/4" OD x 0.375" Wall x 1.5" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 15555

Select a Size or Custom Cut

QTY

Update

$47.00 for 1

$47.00 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.375"
Inner Diameter: 1.5"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A513

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-desk15555

2 1/4" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068003

Sold & Shipped by Competitive Metals

Select a Size

QTY

Update

$164.50 for 1

$164.50 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.25"
Inner Diameter: 1.75"

Click for more details

2 1/4" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2 1/4" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068003

2 1/4" OD x 1/4" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068003

Dimensions

Outer Diameter: 2.25"
Wall: 0.25"
Inner Diameter: 1.75"

Select a Size

60″ (5 ft.) - $164.50 ea.

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

2 1/4" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068031

Sold & Shipped by Competitive Metals

Select a Size

QTY

Update

$75.25 for 1

$75.25 ea.

Dimensions

Outer Diameter: 2.25"
Wall: 0.12"
Inner Diameter: 2.01"

Click for more details

2 1/4" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

2 1/4" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM-deskmp-00068031

2 1/4" OD x 0.12" Wall Carbon Steel Round Tube 1020/1026 DOM Part # mp-00068031

Dimensions

Outer Diameter: 2.25"
Wall: 0.12"
Inner Diameter: 2.01"

Select a Size

60″ (5 ft.) - $75.25 ea.

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

Displaying 126 - 150 of 188 results

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