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Stainless Steel Round Tube 304

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17-06-2025 - stainless steel tube-round 304 - 1000x1000superZoom-main

Stainless Steel Round Tube 304

304 stainless steel round tube is commonly used for aerospace, food and beverage, machinery, architectural, chemical, and cryogenic applications. The most commons stainless steel alloy on earth, 304 stainless provides high strength and good corrosion resistance outside of marine and highly corrosive environments. 304 stainless steel tubing stock is available in full-size and custom-cut lengths. Easily price and order online today and enjoy convenient direct-to-you shipping.

We carry 304 round tube in Domestic Seamless | Metric | Rigi-Grip | Seamless and Welded.

We carry Large Diameter Round Tube in custom cut and full size.

Relevant Knowledge Hub Resources: 5 Reasons to Cut to Size | The Weldability of Stainless Steel

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Material Properties

Stainless Steel 304 Product Guide |

Stainless Steel 304 Round Tube Tolerances

17-06-2025 - stainless steel tube-round 304 - 1000x1000superZoom-main

Stainless Steel Round Tube 304

304 stainless steel round tube is commonly used for aerospace, food and beverage, machinery, architectural, chemical, and cryogenic applications. The most commons stainless steel alloy on earth, 304 stainless provides high strength and good corrosion resistance outside of marine and highly corrosive environments. 304 stainless steel tubing stock is available in full-size and custom-cut lengths. Easily price and order online today and enjoy convenient direct-to-you shipping.

We carry 304 round tube in Domestic Seamless | Metric | Rigi-Grip | Seamless and Welded.

We carry Large Diameter Round Tube in custom cut and full size.

Relevant Knowledge Hub Resources: 5 Reasons to Cut to Size | The Weldability of Stainless Steel

Automotive Store

Marketplace Icon

Structural Store

Material Properties

Stainless Steel 304 Product Guide |

Stainless Steel 304 Round Tube Tolerances

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449 results

449 results

5/16" OD x 0.065" Wall x 0.1825" ID Stainless Round Tube 304 Seamless Part # 14739

Select a Size or Custom Cut

QTY

Update

$7.68 for 1

$7.68 ea.

Dimensions

Outer Diameter: 0.3125"
Wall: 0.065"
Inner Diameter: 0.1825"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14739

3/8" OD x 0.028" Wall x 0.319" ID Stainless Round Tube 304 Welded Part # 6855

Select a Size or Custom Cut

QTY

Update

$4.50 for 1

$4.50 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.028"
Inner Diameter: 0.319"

Click for more details

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

Material Meets These Standard(s): ASTM-A249 , ASTM-A554(call for availability) , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-welded-1superZoom-desk6855

3/8" OD x 0.095" Wall x 0.185" ID Stainless Round Tube 304 Seamless Part # 9545

Select a Size or Custom Cut

QTY

Update

$12.38 for 1

$12.38 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.095"
Inner Diameter: 0.185"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk9545

3/8" OD x 0.028" Wall x 0.319" ID Stainless Round Tube 304 Seamless Part # 12916

Select a Size or Custom Cut

QTY

Update

$4.50 for 1

$4.50 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.028"
Inner Diameter: 0.319"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk12916

3/8" OD x 0.035" Wall x 0.305" ID Stainless Round Tube 304 Seamless Part # 12917

Select a Size or Custom Cut

QTY

Update

$4.50 for 1

$4.50 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.035"
Inner Diameter: 0.305"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk12917

3/8" OD x 0.065" Wall x 0.245" ID Stainless Round Tube 304 Seamless Part # 12919

Select a Size or Custom Cut

QTY

Update

$6.62 for 1

$6.62 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.065"
Inner Diameter: 0.245"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk12919

3/8" OD x 0.049" Wall x 0.277" ID Stainless Round Tube 304 Seamless Part # 12918

Select a Size or Custom Cut

QTY

Update

$5.66 for 1

$5.66 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.049"
Inner Diameter: 0.277"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk12918

3/8" OD x 0.02" Wall x 0.335" ID Stainless Round Tube 304 Seamless Part # 14740

Select a Size or Custom Cut

QTY

Update

$4.50 for 1

$4.50 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.02"
Inner Diameter: 0.335"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14740

3/8" OD x 0.083" Wall x 0.209" ID Stainless Round Tube 304 Seamless Part # 14741

Select a Size or Custom Cut

QTY

Update

$9.47 for 1

$9.47 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.083"
Inner Diameter: 0.209"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14741

3/8" OD x 0.12" Wall x 0.135" ID Stainless Round Tube 304 Seamless Part # 14742

Select a Size or Custom Cut

QTY

Update

$13.47 for 1

$13.47 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.12"
Inner Diameter: 0.135"

Click for more details

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

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14742

3/8" OD x 0.035" Wall x 0.305" ID Stainless Round Tube 304 Welded Part # 463

Select a Size or Custom Cut

QTY

Update

$4.50 for 1

$4.50 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.035"
Inner Diameter: 0.305"

Click for more details

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

Material Meets These Standard(s): ASTM-A249 , ASTM-A554(call for availability) , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-welded-1superZoom-desk463

3/8" OD x 0.049" Wall x 0.277" ID Stainless Round Tube 304 Welded Part # 464

Select a Size or Custom Cut

QTY

Update

$5.49 for 1

$5.49 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.049"
Inner Diameter: 0.277"

Click for more details

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

Material Meets These Standard(s): ASTM-A249 , ASTM-A554(call for availability) , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-welded-1superZoom-desk464

3/8" OD x 0.065" Wall x 0.245" ID Stainless Round Tube 304 Welded Part # 465

Select a Size or Custom Cut

QTY

Update

$6.92 for 1

$6.92 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.065"
Inner Diameter: 0.245"

Click for more details

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

Material Meets These Standard(s): ASTM-A249 , ASTM-A554(call for availability) , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-welded-1superZoom-desk465

0.375" OD x 0.049" Wall x 0.277" ID Stainless Round Tube 304 Seamless - Domestic Part # mp-00064948

Sold & Shipped by JAE Tube and Pipe

Select pack size

QTY

Update

$227.23 for 1

$227.23 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.049"
Inner Diameter: 0.277"

Click for more details

Placeholder for future product image

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

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0.375" OD x 0.049" Wall x 0.277" ID Stainless Round Tube 304 Seamless - Domestic Part # mp-00064948

Dimensions

Outer Diameter: 0.375"
Wall: 0.049"
Inner Diameter: 0.277"

Select Pack Size below

1 Length at 240" (Ships LTL Freight) - $227.23 ea.
5 Lengths at 48" - $265.69 ea.
4 Lengths at 60" - $265.69 ea.

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

0.375" OD x 0.035" Wall x 0.305" ID Stainless Round Tube 304 Seamless - Domestic Part # mp-00064973

Sold & Shipped by JAE Tube and Pipe

Select pack size

QTY

Update

$216.10 for 1

$216.10 ea.

Dimensions

Outer Diameter: 0.375"
Wall: 0.035"
Inner Diameter: 0.305"

Click for more details

Placeholder for future product image

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

Placeholder for future product image

0.375" OD x 0.035" Wall x 0.305" ID Stainless Round Tube 304 Seamless - Domestic Part # mp-00064973

Dimensions

Outer Diameter: 0.375"
Wall: 0.035"
Inner Diameter: 0.305"

Select Pack Size below

1 Length at 240" (Ships LTL Freight) - $216.10 ea.
4 Lengths at 60" - $254.56 ea.
5 Lengths at 48" - $254.56 ea.

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

0.4375" OD x 22 Gauge Stainless Round Tube 304 - 36" Long (3 Pieces) Part # mp-00000782

Sold & Shipped by K&S Precision Metals

Pack of 3

QTY

Update

$63.99

$63.99 ea.

Dimensions

Outer Diameter: 0.4375"
Wall: 0.028"
Inner Diameter: 0.3815"
Ships In: 1 Business Day

Click for more details

-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

-deskmp-00000782

0.4375" OD x 22 Gauge Stainless Round Tube 304 - 36" Long (3 Pieces) Part # mp-00000782

Dimensions

Outer Diameter: 0.4375"
Wall: 0.028"
Inner Diameter: 0.3815"
Ships In: 1 Business Day

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

0.4375" OD x 22 Gauge Stainless Round Tube 304 - 12" Long (1 Piece) Part # mp-00000783

Sold & Shipped by K&S Precision Metals

Pack of 1

QTY

Update

$14.99

$14.99 ea.

Dimensions

Outer Diameter: 0.4375"
Wall: 0.028"
Inner Diameter: 0.3815"
Ships In: 1 Business Day

Click for more details

-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

-deskmp-00000783

0.4375" OD x 22 Gauge Stainless Round Tube 304 - 12" Long (1 Piece) Part # mp-00000783

Dimensions

Outer Diameter: 0.4375"
Wall: 0.028"
Inner Diameter: 0.3815"
Ships In: 1 Business Day

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

1/2" OD x 0.065" Wall x 0.37" ID Stainless Round Tube 304 Seamless Part # 9565

Select a Size or Custom Cut

QTY

Update

$7.88 for 1

$7.88 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.065"
Inner Diameter: 0.37"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk9565

1/2" OD x 0.035" Wall x 0.43" ID Stainless Round Tube 304 Seamless Part # 12920

Select a Size or Custom Cut

QTY

Update

$5.53 for 1

$5.53 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.035"
Inner Diameter: 0.43"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk12920

1/2" OD x 0.049" Wall x 0.402" ID Stainless Round Tube 304 Seamless Part # 12921

Select a Size or Custom Cut

QTY

Update

$6.59 for 1

$6.59 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.049"
Inner Diameter: 0.402"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk12921

1/2" OD x 0.02" Wall x 0.46" ID Stainless Round Tube 304 Seamless Part # 14743

Select a Size or Custom Cut

QTY

Update

$5.54 for 1

$5.54 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.02"
Inner Diameter: 0.46"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14743

1/2" OD x 0.083" Wall x 0.334" ID Stainless Round Tube 304 Seamless Part # 14745

Select a Size or Custom Cut

QTY

Update

$19.96 for 1

$19.96 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.083"
Inner Diameter: 0.334"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14745

1/2" OD x 0.095" Wall x 0.31" ID Stainless Round Tube 304 Seamless Part # 14746

Select a Size or Custom Cut

QTY

Update

$15.69 for 1

$15.69 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.095"
Inner Diameter: 0.31"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14746

1/2" OD x 0.028" Wall x 0.444" ID Stainless Round Tube 304 Seamless Part # 14744

Select a Size or Custom Cut

QTY

Update

$5.53 for 1

$5.53 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.028"
Inner Diameter: 0.444"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14744

1/2" OD x 0.109" Wall x 0.282" ID Stainless Round Tube 304 Seamless Part # 14747

Select a Size or Custom Cut

QTY

Update

$15.03 for 1

$15.03 ea.

Dimensions

Outer Diameter: 0.5"
Wall: 0.109"
Inner Diameter: 0.282"

Click for more details

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

Material Meets These Standard(s): ASTM-A213 , ASTM-A269

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

stainless-round-tube-304-seamless-1superZoom-desk14747

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