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Stainless Steel Round Tube

Stainless Steel Round Tube

Stainless steel round tube provides strong corrosion resistance, clean aesthetics, and the durability needed for structural, mechanical, and high pressure applications. Available in 304 for general purpose use, 309 and 310 for higher temperature environments, 316 and 317 for marine and chemical conditions, and 321 for elevated temperature stability, stainless round tubing supports aerospace, food processing, architectural, industrial, and cryogenic builds. Stocked in lengths from 1 ft to 20 ft with custom cut options, it is an ideal choice for frames, railings, exhaust systems, fluid transport, and precision fabrication.
Applications: Frames, railings, exhaust systems, food processing equipment, aerospace components, industrial piping, architectural structures.


Available Alloys: 304 | 309 | 310 | 316 | 317 | 321


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


1" OD x 0.12" Wall x 0.76" ID Stainless Round Tube 304 Seamless Part # 12935

1" OD x 0.12" Wall x 0.76" ID Stainless Round Tube 304 Seamless -
Part #: 12935

QTY

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$29.69 for 1
$29.69 ea.
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Dimensions

  • Inner Diameter: 0.76"
  • Outer Diameter: 1"
  • Wall: 0.12"
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

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

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

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$3.82 for 1
$3.82 ea.
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Dimensions

  • Inner Diameter: 0.43"
  • Outer Diameter: 0.5"
  • 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 1/2" OD x 0.25" Wall x 1" ID Stainless Round Tube 316 Seamless Part # 14892

1 1/2" OD x 0.25" Wall x 1" ID Stainless Round Tube 316 Seamless -
Part #: 14892

QTY

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$107.67 for 1
$107.67 ea.
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Dimensions

  • Inner Diameter: 1"
  • Outer Diameter: 1.5"
  • Wall: 0.25"
View more product details Click for more details
stainless-round-tube-316-seamless-1superZoom
Material Meets These Standard(s): ASTM-A269,ASTM-A213

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 316 Seamless Part # 12953

3/4" OD x 0.065" Wall x 0.62" ID Stainless Round Tube 316 Seamless -
Part #: 12953

QTY

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$15.16 for 1
$15.16 ea.
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Dimensions

  • Inner Diameter: 0.62"
  • Outer Diameter: 0.75"
  • Wall: 0.065"
View more product details Click for more details
stainless-round-tube-316-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 0.065" Wall x 0.37" ID Stainless Round Tube 316 Seamless Part # 12947

1/2" OD x 0.065" Wall x 0.37" ID Stainless Round Tube 316 Seamless -
Part #: 12947

QTY

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$9.67 for 1
$9.67 ea.
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Dimensions

  • Inner Diameter: 0.37"
  • Outer Diameter: 0.5"
  • Wall: 0.065"
View more product details Click for more details
stainless-round-tube-316-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

8" OD x 0.12" Wall x 7.76" ID Stainless Round Tube 316 Welded Part # 26917

8" OD x 0.12" Wall x 7.76" ID Stainless Round Tube 316 Welded -
Part #: 26917

QTY

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$434.26 for 1
$434.26 ea.
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1/2" OD x 0.035" Wall x 0.43" ID Stainless Round Tube 316 Seamless Part # 12945

1/2" OD x 0.035" Wall x 0.43" ID Stainless Round Tube 316 Seamless -
Part #: 12945

QTY

Update
$6.06 for 1
$6.06 ea.
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quantity discount
Qty
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Dimensions

  • Inner Diameter: 0.43"
  • Outer Diameter: 0.5"
  • Wall: 0.035"
View more product details Click for more details
stainless-round-tube-316-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" OD x 0.035" Wall x 0.93" ID Stainless Round Tube 304 Seamless Part # 14764

1" OD x 0.035" Wall x 0.93" ID Stainless Round Tube 304 Seamless -
Part #: 14764

QTY

Update
$11.98 for 1
$11.98 ea.
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Dimensions

  • Inner Diameter: 0.93"
  • Outer Diameter: 1"
  • 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

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

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

QTY

Update
$5.69 for 1
$5.69 ea.
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Dimensions

  • Inner Diameter: 0.277"
  • Outer Diameter: 0.375"
  • 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 0.02" Wall x 0.2725" ID Stainless Round Tube 304 Seamless Part # 14735

5/16" OD x 0.02" Wall x 0.2725" ID Stainless Round Tube 304 Seamless -
Part #: 14735

QTY

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$5.60 for 1
$5.60 ea.
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Dimensions

  • Inner Diameter: 0.2725"
  • Outer Diameter: 0.3125"
  • 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

Key Features

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

5/8" OD x 0.065" Wall x 0.495" ID Stainless Round Tube 304 Seamless Part # 12924

5/8" OD x 0.065" Wall x 0.495" ID Stainless Round Tube 304 Seamless -
Part #: 12924

QTY

Update
$8.61 for 1
$8.61 ea.
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Dimensions

  • Inner Diameter: 0.495"
  • Outer Diameter: 0.625"
  • 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

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
$3.15 for 1
$3.15 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

7/16" OD x 0.049" Wall x 0.3395" ID Stainless Round Tube 316 Seamless Part # 14841

7/16" OD x 0.049" Wall x 0.3395" ID Stainless Round Tube 316 Seamless -
Part #: 14841

QTY

Update
$11.62 for 1
$11.62 ea.
Camera Expand Details
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Qty
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Savings

Dimensions

  • Inner Diameter: 0.3395"
  • Outer Diameter: 0.4375"
  • Wall: 0.049"
View more product details Click for more details
stainless-round-tube-316-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
$6.59 for 1
$6.59 ea.
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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

3/8" OD x 0.049" Wall x 0.277" ID Stainless Round Tube 316 Welded Part # 4231

3/8" OD x 0.049" Wall x 0.277" ID Stainless Round Tube 316 Welded -
Part #: 4231

QTY

Update
$8.18 for 1
$8.18 ea.
Camera Expand Details
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Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.277"
  • Outer Diameter: 0.375"
  • Wall: 0.049"
View more product details Click for more details
stainless-round-tube-316-welded-1superZoom
Material Meets These Standard(s): ASTM-A269,ASTM-A249,ASTM-A554(call for availability)

Key Features

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

1" OD x 0.065" Wall x 0.87" ID Stainless Round Tube 316 Welded Part # 4242

1" OD x 0.065" Wall x 0.87" ID Stainless Round Tube 316 Welded -
Part #: 4242

QTY

Update
$16.58 for 1
$16.58 ea.
Camera Expand Details
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Qty
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Dimensions

  • Inner Diameter: 0.87"
  • Outer Diameter: 1"
  • Wall: 0.065"
View more product details Click for more details
stainless-round-tube-316-welded-1superZoom
Material Meets These Standard(s): ASTM-A269,ASTM-A249,ASTM-A554(call for availability)

Key Features

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

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

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

QTY

Update
$4.70 for 1
$4.70 ea.
Camera Expand Details
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Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.319"
  • Outer Diameter: 0.375"
  • 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

9/16" OD x 0.095" Wall x 0.3725" ID Stainless Round Tube 304 Seamless Part # 14749

9/16" OD x 0.095" Wall x 0.3725" ID Stainless Round Tube 304 Seamless -
Part #: 14749

QTY

Update
$17.41 for 1
$17.41 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.3725"
  • Outer Diameter: 0.5625"
  • Wall: 0.095"
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

1/4" OD x 0.035" Wall x 0.18" ID Stainless Round Tube 316 Seamless Part # 12938

1/4" OD x 0.035" Wall x 0.18" ID Stainless Round Tube 316 Seamless -
Part #: 12938

QTY

Update
$3.57 for 1
$3.57 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-316-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 316 Seamless Part # 12942

3/8" OD x 0.035" Wall x 0.305" ID Stainless Round Tube 316 Seamless -
Part #: 12942

QTY

Update
$4.73 for 1
$4.73 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-316-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 0.049" 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
$6.22 for 1
$6.22 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 0.028" Wall x 0.1315" ID Stainless Round Tube 316 Seamless Part # 14822

3/16" OD x 0.028" Wall x 0.1315" ID Stainless Round Tube 316 Seamless -
Part #: 14822

QTY

Update
$5.46 for 1
$5.46 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-316-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

5/16" OD x 0.035" Wall x 0.2425" ID Stainless Round Tube 316 Seamless Part # 14831

5/16" OD x 0.035" Wall x 0.2425" ID Stainless Round Tube 316 Seamless -
Part #: 14831

QTY

Update
$5.19 for 1
$5.19 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-316-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" OD x 0.095" Wall x 0.81" ID Stainless Round Tube 304 Seamless Part # 14766

1" OD x 0.095" Wall x 0.81" ID Stainless Round Tube 304 Seamless -
Part #: 14766

QTY

Update
$19.07 for 1
$19.07 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.81"
  • Outer Diameter: 1"
  • Wall: 0.095"
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

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