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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


2.75" OD x 0.065" Wall x 2.62" ID 304 Stainless Steel Round Tube Welded Part # mp-00038303

2.75" OD x 0.065" Wall x 2.62" ID 304 Stainless Steel Round Tube Welded -
Part #: mp-00038303
Sold & Shipped by Stainless Headers Mfg.
Camera Expand Details

Dimensions

  • Temper: Annealed
  • Inner Diameter: 2.62"
  • Outer Diameter: 2.75"
  • Wall: 0.065"
View more product details Click for more details

Key Features

CUSTOM CUT USA U.S.A.Made DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details

3/4" OD x 0.25" Wall x 0.25" ID Stainless Round Tube 304 Seamless Part # 14759

3/4" OD x 0.25" Wall x 0.25" ID Stainless Round Tube 304 Seamless -
Part #: 14759

QTY

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$61.20 for 1
$61.20 ea.
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Dimensions

  • Inner Diameter: 0.25"
  • Outer Diameter: 0.75"
  • Wall: 0.25"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom

Key Features

CUSTOM CUT MTR FREEMTRAvailable
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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

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$10.16 for 1
$10.16 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-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

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$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

4" OD x 0.25" Wall x 3.5" ID Stainless Round Tube 304 Seamless Part # 23131

4" OD x 0.25" Wall x 3.5" ID Stainless Round Tube 304 Seamless -
Part #: 23131

QTY

Update
$155.64 for 1
$155.64 ea.

Dimensions

  • Inner Diameter: 3.5"
  • Outer Diameter: 4"
  • Wall: 0.25"
View more product details Click for more details
stainless-round-tube-304-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213(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 0.035" 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

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$3.57 for 1
$3.57 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-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 #6 Finish Part # mp-00066917

1/2" OD x 0.049" Wall x 0.402" ID Stainless Round Tube 304 Seamless #6 Finish -
Part #: mp-00066917
Sold & Shipped by Primrose Alloys

QTY

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$6.50 for 1
$6.50 ea.
Camera Expand Details

Dimensions

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

Key Features

CUSTOM CUT DFARS Compliant MTR MTR AVAILABLE product return Non-returnable
View more product details View more product details

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

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

QTY

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$5.49 for 1
$5.49 ea.
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Dimensions

  • Inner Diameter: 0.46"
  • Outer Diameter: 0.5"
  • 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

3/8" OD x 0.065" Wall x 0.245" ID Stainless Round Tube 316 Seamless Part # 12944

3/8" OD x 0.065" Wall x 0.245" ID Stainless Round Tube 316 Seamless -
Part #: 12944

QTY

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$8.44 for 1
$8.44 ea.
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Savings

Dimensions

  • Inner Diameter: 0.245"
  • Outer Diameter: 0.375"
  • 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

9/16" OD x 0.065" Wall x 0.4325" ID Stainless Round Tube 304 Seamless Part # 27519

9/16" OD x 0.065" Wall x 0.4325" ID Stainless Round Tube 304 Seamless -
Part #: 27519

QTY

Update
$11.88 for 1
$11.88 ea.
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Savings

Dimensions

  • Inner Diameter: 0.4325"
  • Outer Diameter: 0.5625"
  • Wall: 0.065"
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

3/8" OD x 0.12" Wall x 0.135" ID Stainless Round Tube 316 Seamless Part # 14839

3/8" OD x 0.12" Wall x 0.135" ID Stainless Round Tube 316 Seamless -
Part #: 14839

QTY

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$16.98 for 1
$16.98 ea.
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Dimensions

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

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$4.73 for 1
$4.73 ea.
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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

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

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

QTY

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$7.88 for 1
$7.88 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-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 0.028" Wall x 0.2565" ID Stainless Round Tube 316 Seamless Part # 14830

5/16" OD x 0.028" Wall x 0.2565" ID Stainless Round Tube 316 Seamless -
Part #: 14830

QTY

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$5.79 for 1
$5.79 ea.
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Dimensions

  • Inner Diameter: 0.2565"
  • Outer Diameter: 0.3125"
  • 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

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
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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

1/4" OD x 0.02" Wall x 0.21" ID Stainless Round Tube 316 Seamless Part # 14825

1/4" OD x 0.02" Wall x 0.21" ID Stainless Round Tube 316 Seamless -
Part #: 14825

QTY

Update
$4.23 for 1
$4.23 ea.
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Dimensions

  • Inner Diameter: 0.21"
  • Outer Diameter: 0.25"
  • Wall: 0.02"
View more product details Click for more details
stainless-round-tube-316-seamless-1superZoom
Material Meets These Standard(s): ASTM-A213,ASTM-A269

1" OD x 0.035" Wall x 0.93" ID Stainless Round Tube 304 Part # 17788

1" OD x 0.035" Wall x 0.93" ID Stainless Round Tube 304 -
Part #: 17788

QTY

Update
$9.83 for 1
$9.83 ea.

Dimensions

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

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.
Camera Expand Details
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Qty
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Savings

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 0.065" 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
$9.04 for 1
$9.04 ea.
Camera Expand Details
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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

1/4" OD x 0.049" Wall x 0.152" ID Stainless Round Tube 316 Seamless Part # 12939

1/4" OD x 0.049" Wall x 0.152" ID Stainless Round Tube 316 Seamless -
Part #: 12939

QTY

Update
$4.73 for 1
$4.73 ea.
Camera Expand Details
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Qty
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Savings

Dimensions

  • Inner Diameter: 0.152"
  • Outer Diameter: 0.25"
  • 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

3/4" OD x 0.12" Wall x 0.51" ID Stainless Round Tube 304 Seamless Part # 12928

3/4" OD x 0.12" Wall x 0.51" ID Stainless Round Tube 304 Seamless -
Part #: 12928

QTY

Update
$35.58 for 1
$35.58 ea.
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Dimensions

  • Inner Diameter: 0.51"
  • Outer Diameter: 0.75"
  • 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

2" OD x 0.065" Wall x 1.87" ID 304 Stainless Steel Round Tube Welded-#8 Mirror Polished Part # mp-00038362

2" OD x 0.065" Wall x 1.87" ID 304 Stainless Steel Round Tube Welded-#8 Mirror Polished -
Part #: mp-00038362
Sold & Shipped by Stainless Headers Mfg.
Camera Expand Details

Dimensions

  • Temper: Annealed
  • Inner Diameter: 1.87"
  • Outer Diameter: 2"
  • Wall: 0.065"
View more product details Click for more details

Key Features

CUSTOM CUT USA U.S.A.Made DFARS Compliant MTR MTR NOT AVAILABLE product return Returns Acceptable.
View more product details View more product details

1/2" OD x 0.156" Wall x 0.188" ID Stainless Round Tube 316 Seamless Part # 14849

1/2" OD x 0.156" Wall x 0.188" ID Stainless Round Tube 316 Seamless -
Part #: 14849

QTY

Update
$33.80 for 1
$33.80 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

Dimensions

  • Inner Diameter: 0.188"
  • Outer Diameter: 0.5"
  • Wall: 0.156"
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 0.049" Wall x 0.277" ID Stainless Round Tube 316 Seamless Part # 12943

3/8" OD x 0.049" Wall x 0.277" ID Stainless Round Tube 316 Seamless -
Part #: 12943

QTY

Update
$6.59 for 1
$6.59 ea.
Camera Expand Details
quantity discount
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-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

QTY

Update
$3.82 for 1
$3.82 ea.
Camera Expand Details
quantity discount
Qty
Price ea.
Savings

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

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