Skip to Main Content

Filter By

Material

Shape This is the shape of the material

Alloy

Outer Diameter

Height

Wall

Inner Diameter

Width

Production Method

Temper

Specs

DFARS

Surface

Unit of Measure

Seller

Category Name

Finish

Stainless Steel Round Tube 304

Stainless Steel Round Tube 304

304 stainless steel round tube is a versatile choice for aerospace, food service, machinery, chemical, and architectural applications. As the most widely used stainless alloy, 304 provides high strength, reliable corrosion resistance, and clean weldability–making it suitable for both structural and decorative fabrication. Stocked in welded, seamless, metric, and Rigi Grip formats in full and custom cut lengths, 304 tubing delivers dependable performance across general industrial and commercial projects.


Applications: Aerospace parts, food service equipment, machinery frames, railings, architectural structures, industrial piping.


Available Types: Domestic Seamless| Rigi Grip | Seamless | Welded


SALE! Select Cut Sizes

1/4" OD x 0.035" Wall x 0.18" ID Stainless Round Tube 304 Seamless Part # 12913

1/4" OD x 0.035" Wall x 0.18" ID Stainless Round Tube 304 Seamless -
Part #: 12913

QTY

Update
$3.15 for 1
$3.15 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.18"
  • Outer Diameter: 0.25"
  • Wall: 0.035"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

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

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

QTY

Update
$4.60 for 1
$4.60 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.305"
  • Outer Diameter: 0.375"
  • Wall: 0.035"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

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

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

QTY

Update
$6.62 for 1
$6.62 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.402"
  • Outer Diameter: 0.5"
  • Wall: 0.049"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

3/4" OD x 0.065" Wall x 0.62" ID Stainless Round Tube 304 Seamless Part # 12927

3/4" OD x 0.065" Wall x 0.62" ID Stainless Round Tube 304 Seamless -
Part #: 12927

QTY

Update
$12.21 for 1
$12.21 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.62"
  • Outer Diameter: 0.75"
  • Wall: 0.065"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

4 1/2" OD x 0.375" Wall x 3.75" ID Stainless Round Tube 304 Seamless Part # 22681

4 1/2" OD x 0.375" Wall x 3.75" ID Stainless Round Tube 304 Seamless -
Part #: 22681

Dimensions

  • Inner Diameter: 3.75"
  • Outer Diameter: 4.5"
  • Wall: 0.375"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

5" OD x 0.75" Wall x 3.5" ID Stainless Round Tube 304 Seamless Part # 23314

5" OD x 0.75" Wall x 3.5" ID Stainless Round Tube 304 Seamless -
Part #: 23314

Dimensions

  • Inner Diameter: 3.5"
  • Outer Diameter: 5"
  • Wall: 0.75"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

3/16" OD x 0.049" Wall x 0.0895" ID Stainless Round Tube 304 Seamless Part # 14729

3/16" OD x 0.049" Wall x 0.0895" ID Stainless Round Tube 304 Seamless -
Part #: 14729

QTY

Update
$6.83 for 1
$6.83 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.0895"
  • Outer Diameter: 0.1875"
  • Wall: 0.049"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

3/16" OD x 0.035" Wall x 0.1175" ID Stainless Round Tube 304 Seamless Part # 14728

3/16" OD x 0.035" Wall x 0.1175" ID Stainless Round Tube 304 Seamless -
Part #: 14728

QTY

Update
$5.30 for 1
$5.30 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.1175"
  • Outer Diameter: 0.1875"
  • Wall: 0.035"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

3/16" OD x 0.028" Wall x 0.1315" ID Stainless Round Tube 304 Seamless Part # 14727

3/16" OD x 0.028" Wall x 0.1315" ID Stainless Round Tube 304 Seamless -
Part #: 14727

QTY

Update
$5.08 for 1
$5.08 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.1315"
  • Outer Diameter: 0.1875"
  • Wall: 0.028"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

3/16" OD x 0.02" Wall x 0.1475" ID Stainless Round Tube 304 Seamless Part # 14726

3/16" OD x 0.02" Wall x 0.1475" ID Stainless Round Tube 304 Seamless -
Part #: 14726

QTY

Update
$5.02 for 1
$5.02 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.1475"
  • Outer Diameter: 0.1875"
  • Wall: 0.02"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

1/4" OD x 0.028" Wall x 0.194" ID Stainless Round Tube 304 Welded Part # 7863

1/4" OD x 0.028" Wall x 0.194" ID Stainless Round Tube 304 Welded -
Part #: 7863

QTY

Update
$4.50 for 1
$4.50 ea.

Dimensions

  • Inner Diameter: 0.194"
  • Outer Diameter: 0.25"
  • Wall: 0.028"
View more product details Click for more details
stainless-round-tube-304-welded-1superZoom
Material Meets These Standard(s): ASTM-A249,ASTM-A554(call for availability),ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

1/4" OD x 0.065" Wall x 0.12" ID Stainless Round Tube 304 Welded Part # 459

1/4" OD x 0.065" Wall x 0.12" ID Stainless Round Tube 304 Welded -
Part #: 459

QTY

Update
$6.62 for 1
$6.62 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.12"
  • Outer Diameter: 0.25"
  • Wall: 0.065"
View more product details Click for more details
stainless-round-tube-304-welded-1superZoom
Material Meets These Standard(s): ASTM-A249,ASTM-A554(call for availability),ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

1/4" OD x 0.049" Wall x 0.152" ID Stainless Round Tube 304 Welded Part # 458

1/4" OD x 0.049" Wall x 0.152" ID Stainless Round Tube 304 Welded -
Part #: 458

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.152"
  • Outer Diameter: 0.25"
  • Wall: 0.049"
View more product details Click for more details
stainless-round-tube-304-welded-1superZoom
Material Meets These Standard(s): ASTM-A249,ASTM-A554(call for availability),ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

1/4" OD x 0.035" Wall x 0.18" ID Stainless Round Tube 304 Welded Part # 457

1/4" OD x 0.035" Wall x 0.18" ID Stainless Round Tube 304 Welded -
Part #: 457

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.18"
  • Outer Diameter: 0.25"
  • Wall: 0.035"
View more product details Click for more details
stainless-round-tube-304-welded-1superZoom
Material Meets These Standard(s): ASTM-A249,ASTM-A554(call for availability),ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
SALE! Select Cut Sizes

1/4" OD x 0.083" Wall x 0.084" ID Stainless Round Tube 304 Seamless Part # 14734

1/4" OD x 0.083" Wall x 0.084" ID Stainless Round Tube 304 Seamless -
Part #: 14734

QTY

Update
$8.21 for 1
$8.21 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.084"
  • Outer Diameter: 0.25"
  • Wall: 0.083"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

1/4" OD x 0.028" Wall x 0.194" ID Stainless Round Tube 304 Seamless Part # 14733

1/4" OD x 0.028" Wall x 0.194" ID Stainless Round Tube 304 Seamless -
Part #: 14733

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.194"
  • Outer Diameter: 0.25"
  • Wall: 0.028"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

1/4" OD x 0.02" Wall x 0.21" ID Stainless Round Tube 304 Seamless Part # 14732

1/4" OD x 0.02" Wall x 0.21" ID Stainless Round Tube 304 Seamless -
Part #: 14732

QTY

Update
$3.93 for 1
$3.93 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.21"
  • Outer Diameter: 0.25"
  • Wall: 0.02"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

1/4" OD x 0.016" Wall x 0.218" ID Stainless Round Tube 304 Seamless Part # 14731

1/4" OD x 0.016" Wall x 0.218" ID Stainless Round Tube 304 Seamless -
Part #: 14731

QTY

Update
$4.37 for 1
$4.37 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

1/4" OD x 0.065" Wall x 0.12" ID Stainless Round Tube 304 Seamless Part # 12915

1/4" OD x 0.065" Wall x 0.12" ID Stainless Round Tube 304 Seamless -
Part #: 12915

QTY

Update
$6.72 for 1
$6.72 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.12"
  • Outer Diameter: 0.25"
  • Wall: 0.065"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

1/4" OD x 0.049" Wall x 0.152" ID Stainless Round Tube 304 Seamless Part # 12914

1/4" OD x 0.049" Wall x 0.152" ID Stainless Round Tube 304 Seamless -
Part #: 12914

QTY

Update
$4.87 for 1
$4.87 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.152"
  • Outer Diameter: 0.25"
  • Wall: 0.049"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

5/16" OD x 0.025" Wall x 0.2625" ID Stainless Round Tube 304 Welded Part # 6849

5/16" OD x 0.025" Wall x 0.2625" ID Stainless Round Tube 304 Welded -
Part #: 6849
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.2565"
  • Outer Diameter: 0.3125"
  • Wall: 0.028"
View more product details Click for more details
stainless-round-tube-304-welded-1superZoom

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

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

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

QTY

Update
$7.88 for 1
$7.88 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.1825"
  • Outer Diameter: 0.3125"
  • Wall: 0.065"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
SALE! Select Cut Sizes

5/16" OD x 0.049" Wall x 0.2145" ID Stainless Round Tube 304 Seamless Part # 14738

5/16" OD x 0.049" Wall x 0.2145" ID Stainless Round Tube 304 Seamless -
Part #: 14738

QTY

Update
$3.73 for 1
$3.73 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.2145"
  • Outer Diameter: 0.3125"
  • Wall: 0.049"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

5/16" OD x 0.035" Wall x 0.2425" ID Stainless Round Tube 304 Seamless Part # 14737

5/16" OD x 0.035" Wall x 0.2425" ID Stainless Round Tube 304 Seamless -
Part #: 14737

QTY

Update
$6.17 for 1
$6.17 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.2425"
  • Outer Diameter: 0.3125"
  • Wall: 0.035"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details
SALE! Select Cut Sizes

5/16" OD x 0.028" Wall x 0.2565" ID Stainless Round Tube 304 Seamless Part # 14736

5/16" OD x 0.028" Wall x 0.2565" ID Stainless Round Tube 304 Seamless -
Part #: 14736

QTY

Update
$4.50 for 1
$4.50 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.2565"
  • Outer Diameter: 0.3125"
  • Wall: 0.028"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

Key Features

CUSTOM CUT MTR FREEMTRAvailable
View more product details View more product details

Displaying 1 - 25 of 359 results

Results per page

Can’t find what you’re looking for? Our team is here to help!