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Round Tube

-2167 Products

We carry Round Metal Tubing in Alloy Steel, Aluminum, Brass, Carbon Fiber, Carbon Steel, Copper, Nickel, Stainless Steel, and Titanium. What's the difference between pipes and round tubes? Pipes are passageways, while tubes are structural – meaning round tube sizes will be true to the listed dimensions while pipe will be a nominal dimension. The round metal tubes for sale in our warehouses also will not couple with pipe fittings.

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0.3125" OD x 0.029" Wall Brass Round Tube 260/272 - 36" Long (5 Pieces) - 
Part #: mp-00000846

0.3125" OD x 0.029" Wall Brass Round Tube 260/272 - 36" Long (5 Pieces) -
Part #: mp-00000846

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.029"
  • Inner Diameter: 0.2545"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 5

QTY

$73.99 ea.
$73.99

0.3125" OD x 0.014" Wall Brass Round Tube 260/272 - 12" Long (1 Piece) - 
Part #: mp-00000875

0.3125" OD x 0.014" Wall Brass Round Tube 260/272 - 12" Long (1 Piece) -
Part #: mp-00000875

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.014"
  • Inner Diameter: 0.2845"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 1

QTY

$5.99 ea.
$5.99

0.3125" OD x 0.029" Wall Brass Round Tube 260/272 - 12" Long (1 Piece) - 
Part #: mp-00000881

0.3125" OD x 0.029" Wall Brass Round Tube 260/272 - 12" Long (1 Piece) -
Part #: mp-00000881

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.029"
  • Inner Diameter: 0.2545"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 1

QTY

$8.99 ea.
$8.99

0.3125" OD x 0.014" Wall Brass Round Tube 260/272 - 36" Long (4 Pieces) - 
Part #: mp-00000883

0.3125" OD x 0.014" Wall Brass Round Tube 260/272 - 36" Long (4 Pieces) -
Part #: mp-00000883

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.014"
  • Inner Diameter: 0.2845"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 4

QTY

$37.99 ea.
$37.99
SALE! 30% Off for a Limited Time

0.3125" OD x 0.035" Wall Aluminum Round Tube 6061 - 36" Long (5 Pieces) - 
Part #: mp-00000923

0.3125" OD x 0.035" Wall Aluminum Round Tube 6061 - 36" Long (5 Pieces) -
Part #: mp-00000923

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.035"
  • Inner Diameter: 0.2425"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 5

QTY

$40.99 ea.
$40.99
SALE! 30% Off for a Limited Time

0.3125" OD x 0.049" Wall Aluminum Round Tube 6061-T6 - 12" Long (1 Piece) - 
Part #: mp-00000927

0.3125" OD x 0.049" Wall Aluminum Round Tube 6061-T6 - 12" Long (1 Piece) -
Part #: mp-00000927

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.049"
  • Inner Diameter: 0.2145"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 1

QTY

$6.99 ea.
$6.99
SALE! 30% Off for a Limited Time

0.3125" OD x 0.035" Wall Aluminum Round Tube 6061 - 12" Long (1 Piece) - 
Part #: mp-00000934

0.3125" OD x 0.035" Wall Aluminum Round Tube 6061 - 12" Long (1 Piece) -
Part #: mp-00000934

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.035"
  • Inner Diameter: 0.2425"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 1

QTY

$5.99 ea.
$5.99

0.3125" OD x 0.014" Wall Aluminum Streamline 6061 - 35" Long (5 Pieces) - 
Part #: mp-00000949

0.3125" OD x 0.014" Wall Aluminum Streamline 6061 - 35" Long (5 Pieces) -
Part #: mp-00000949

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.014"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 5

QTY

$28.49 ea.
$28.49

5/16" OD x 0.035" Wall x 0.24" ID Aluminum Round Tube 6061-T6-Drawn - 
Part #: 27157

5/16" OD x 0.035" Wall x 0.24" ID Aluminum Round Tube 6061-T6-Drawn -
Part #: 27157

Click for more details

aluminum-round-tube-6061-t6-drawn-1superZoom

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.035"
  • Inner Diameter: 0.24"
See all available dimensions for this product
  • 12″ (1 ft.) - $4.50 ea.
  • 24″ (2 ft.) - $5.22 ea.
  • 36″ (3 ft.) - $7.14 ea.
  • 48″ (4 ft.) - $8.92 ea.
  • 72″ (6 ft.) - $12.60 ea.
  • 96″ (8 ft.) - $15.72 ea.
  • 144″ (12 ft.) - $19.67 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$4.50 ea.
$4.50 for 1

0.3125" OD x 0.035" Wall x 0.243" ID Alloy Steel Round Tube 4130-Cond. N - 
Part #: mp-00037652

0.3125" OD x 0.035" Wall x 0.243" ID Alloy Steel Round Tube 4130-Cond. N -
Part #: mp-00037652

Click for more details

Sold & shipped by Wicks Aircraft Supply

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.035"
  • Inner Diameter: 0.243"
See all available dimensions for this product
  • 12″ (1 ft.) - $17.01 ea.
  • 36″ (3 ft.) - $51.03 ea.
  • 48″ (4 ft.) - $68.04 ea.
  • 60″ (5 ft.) - $85.05 ea.
  • 72″ (6 ft.) - $102.06 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$17.01 ea.
$17.01 for 1

0.3125" OD x 0.049" Wall x 0.215" ID Alloy Steel Round Tube 4130-Cond. N - 
Part #: mp-00037659

0.3125" OD x 0.049" Wall x 0.215" ID Alloy Steel Round Tube 4130-Cond. N -
Part #: mp-00037659

Click for more details

Sold & shipped by Wicks Aircraft Supply

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.049"
  • Inner Diameter: 0.215"
See all available dimensions for this product
  • 12″ (1 ft.) - $10.58 ea.
  • 24″ (2 ft.) - $21.17 ea.
  • 36″ (3 ft.) - $31.75 ea.
  • 48″ (4 ft.) - $42.34 ea.
  • 60″ (5 ft.) - $52.92 ea.
  • 72″ (6 ft.) - $63.50 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$10.58 ea.
$10.58 for 1

0.3125" OD x 0.065" Wall x 0.182" ID Alloy Steel Round Tube 4130-Cond. N - 
Part #: mp-00037665

0.3125" OD x 0.065" Wall x 0.182" ID Alloy Steel Round Tube 4130-Cond. N -
Part #: mp-00037665

Click for more details

Sold & shipped by Wicks Aircraft Supply

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.065"
  • Inner Diameter: 0.182"
See all available dimensions for this product
  • 12″ (1 ft.) - $14.46 ea.
  • 24″ (2 ft.) - $28.92 ea.
  • 36″ (3 ft.) - $43.39 ea.
  • 48″ (4 ft.) - $57.85 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$14.46 ea.
$14.46 for 1

0.3125" OD x 0.028" Wall x 0.256" ID Alloy Steel Round Tube 4130-Cond. N - 
Part #: mp-00037672

0.3125" OD x 0.028" Wall x 0.256" ID Alloy Steel Round Tube 4130-Cond. N -
Part #: mp-00037672

Click for more details

Sold & shipped by Wicks Aircraft Supply

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.028"
  • Inner Diameter: 0.256"
See all available dimensions for this product
  • 12″ (1 ft.) - $36.90 ea.
  • 24″ (2 ft.) - $73.81 ea.
  • 72″ (6 ft.) - $221.42 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$36.90 ea.
$36.90 for 1

0.3125" OD x 0.058" Wall x 0.195" ID Alloy Steel Round Tube 4130-Cond. N - 
Part #: mp-00037674

0.3125" OD x 0.058" Wall x 0.195" ID Alloy Steel Round Tube 4130-Cond. N -
Part #: mp-00037674

Click for more details

Sold & shipped by Wicks Aircraft Supply

Dimensions

  • Outer Diameter: 0.3125"
  • Wall: 0.058"
  • Inner Diameter: 0.195"
See all available dimensions for this product
  • 12″ (1 ft.) - $11.14 ea.
  • 24″ (2 ft.) - $22.29 ea.
  • 48″ (4 ft.) - $44.58 ea.
  • 60″ (5 ft.) - $55.72 ea.
  • 72″ (6 ft.) - $66.86 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$11.14 ea.
$11.14 for 1

5/16" OD x 0.065" Wall x 0.183" ID Alloy Steel Round Tube 4130-Cond. N Seamless - 
Part #: 13237

5/16" OD x 0.065" Wall x 0.183" ID Alloy Steel Round Tube 4130-Cond. N Seamless -
Part #: 13237

Click for more details

alloy-steel-round-tube-4130-1superZoom

Dimensions

  • Outer Diameter: 0.313"
  • Wall: 0.065"
  • Inner Diameter: 0.183"
See all available dimensions for this product
  • 12″ (1 ft.) - $12.61 ea.
  • 24″ (2 ft.) - $24.50 ea.
  • 36″ (3 ft.) - $33.46 ea.
  • 48″ (4 ft.) - $41.70 ea.
  • 72″ (6 ft.) - $58.90 ea.
  • 96″ (8 ft.) - $73.36 ea.
  • 240″ (20 ft.) - $152.20 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$12.61 ea.
$12.61 for 1
SALE! Overstock Clearance Sale!

5/16" OD x 0.035" Wall x 0.243" ID Alloy Steel Round Tube 4130-Cond. N Seamless - 
Part #: 15329

5/16" OD x 0.035" Wall x 0.243" ID Alloy Steel Round Tube 4130-Cond. N Seamless -
Part #: 15329

Click for more details

alloy-steel-round-tube-4130-1superZoom

Dimensions

  • Outer Diameter: 0.313"
  • Wall: 0.035"
  • Inner Diameter: 0.243"
See all available dimensions for this product
  • 12″ (1 ft.) - $27.14 ea.
  • 24″ (2 ft.) - $51.33 ea.
  • 36″ (3 ft.) - $75.78 ea.
  • 48″ (4 ft.) - $98.27 ea.
  • 72″ (6 ft.) - $135.47 ea.
  • 96″ (8 ft.) - $173.46 ea.
  • 240″ (20 ft.) - $397.83 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$27.14 ea.
$27.14 for 1

5/16" OD x 0.028" Wall x 0.257" ID Alloy Steel Round Tube 4130-Cond. N Seamless - 
Part #: 21358

5/16" OD x 0.028" Wall x 0.257" ID Alloy Steel Round Tube 4130-Cond. N Seamless -
Part #: 21358

Click for more details

alloy-steel-round-tube-4130-1superZoom

Dimensions

  • Outer Diameter: 0.313"
  • Wall: 0.028"
  • Inner Diameter: 0.257"
See all available dimensions for this product
  • 12″ (1 ft.) - $44.43 ea.
  • 24″ (2 ft.) - $83.94 ea.
  • 36″ (3 ft.) - $123.98 ea.
  • 48″ (4 ft.) - $160.75 ea.
  • 72″ (6 ft.) - $221.60 ea.
  • 96″ (8 ft.) - $283.77 ea.
  • 144″ (12 ft.) - $390.50 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$44.43 ea.
$44.43 for 1

5/16" OD x 0.058" Wall x 0.197" ID Alloy Steel Round Tube 4130-Cond. N Seamless - 
Part #: 21360

5/16" OD x 0.058" Wall x 0.197" ID Alloy Steel Round Tube 4130-Cond. N Seamless -
Part #: 21360

Click for more details

alloy-steel-round-tube-4130-1superZoom

Dimensions

  • Outer Diameter: 0.313"
  • Wall: 0.058"
  • Inner Diameter: 0.197"
See all available dimensions for this product
  • 12″ (1 ft.) - $15.09 ea.
  • 24″ (2 ft.) - $28.49 ea.
  • 36″ (3 ft.) - $42.08 ea.
  • 48″ (4 ft.) - $54.54 ea.
  • 72″ (6 ft.) - $75.20 ea.
  • 96″ (8 ft.) - $96.28 ea.
  • 240″ (20 ft.) - $220.86 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$15.09 ea.
$15.09 for 1

5/16" OD x 0.095" Wall x 0.123" ID Alloy Steel Round Tube 4130-Cond. N Seamless - 
Part #: 21361

5/16" OD x 0.095" Wall x 0.123" ID Alloy Steel Round Tube 4130-Cond. N Seamless -
Part #: 21361

Click for more details

alloy-steel-round-tube-4130-1superZoom

Dimensions

  • Outer Diameter: 0.313"
  • Wall: 0.095"
  • Inner Diameter: 0.123"
See all available dimensions for this product
  • 12″ (1 ft.) - $17.97 ea.
  • 24″ (2 ft.) - $35.00 ea.
  • 36″ (3 ft.) - $47.76 ea.
  • 48″ (4 ft.) - $59.54 ea.
  • 72″ (6 ft.) - $84.11 ea.
  • 96″ (8 ft.) - $104.74 ea.
  • 240″ (20 ft.) - $217.30 ea. -LTL freight rates apply
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$17.97 ea.
$17.97 for 1

5/16" OD x 0.049" Wall x 0.214" ID Alloy Steel Round Tube 4130-Cond. N Seamless - 
Part #: 21376

5/16" OD x 0.049" Wall x 0.214" ID Alloy Steel Round Tube 4130-Cond. N Seamless -
Part #: 21376

Click for more details

alloy-steel-round-tube-4130-1superZoom

Dimensions

  • Outer Diameter: 0.313"
  • Wall: 0.049"
  • Inner Diameter: 0.214"
See all available dimensions for this product
  • 12″ (1 ft.) - $36.28 ea.
  • 24″ (2 ft.) - $68.59 ea.
  • 36″ (3 ft.) - $101.27 ea.
  • 48″ (4 ft.) - $131.33 ea.
  • 72″ (6 ft.) - $181.02 ea.
  • 96″ (8 ft.) - $231.80 ea.
  • 144″ (12 ft.) - $319.00 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$36.28 ea.
$36.28 for 1

0.325" OD x 0.037" Wall Carbon Fiber Round Tube Roll-Wrapped Cello Finish 72" Length - 
Part #: mp-00041616

0.325" OD x 0.037" Wall Carbon Fiber Round Tube Roll-Wrapped Cello Finish 72" Length -
Part #: mp-00041616

Click for more details

Sold & shipped by Carbon Fiber Tube Shop

Dimensions

  • Outer Diameter: 0.325"
  • Color: Black
  • Wall: 0.037"
  • Inner Diameter: 0.25"
See all available dimensions for this product

QTY

$63.32 ea.
$63.32

0.34375" OD x 0.014" Wall Brass Round Tube 260/272 - 12" Long (1 Piece) - 
Part #: mp-00000889

0.34375" OD x 0.014" Wall Brass Round Tube 260/272 - 12" Long (1 Piece) -
Part #: mp-00000889

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3438"
  • Wall: 0.014"
  • Inner Diameter: 0.3157"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 1

QTY

$7.99 ea.
$7.99

0.34375" OD x 0.014" Wall Brass Round Tube 260/272 - 36" Long (4 Pieces) - 
Part #: mp-00000891

0.34375" OD x 0.014" Wall Brass Round Tube 260/272 - 36" Long (4 Pieces) -
Part #: mp-00000891

Click for more details

Sold & shipped by K&S Precision Metals

Dimensions

  • Outer Diameter: 0.3438"
  • Wall: 0.014"
  • Inner Diameter: 0.3157"
  • Ships In: 1 Business Day
See all available dimensions for this product

Pack of 4

QTY

$54.99 ea.
$54.99

3/8" OD x 0.03" Wall x 0.315" ID Brass Round Tube Drawn - 
Part #: 1545

3/8" OD x 0.03" Wall x 0.315" ID Brass Round Tube Drawn -
Part #: 1545

Click for more details

brass-round-tube-h58-seamless-1superZoom

Dimensions

  • Outer Diameter: 0.375"
  • Wall: 0.03"
  • Inner Diameter: 0.315"
See all available dimensions for this product
  • 12″ (1 ft.) - $4.50 ea.
  • 24″ (2 ft.) - $6.43 ea.
  • 36″ (3 ft.) - $8.76 ea.
  • 48″ (4 ft.) - $10.95 ea.
  • 72″ (6 ft.) - $15.51 ea.
  • 96″ (8 ft.) - $19.36 ea.
  • 144″ (12 ft.) - $24.21 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$4.50 ea.
$4.50 for 1

3/8" OD x 0.042" Wall x 0.291" ID Brass Round Tube Drawn - 
Part #: 1546

3/8" OD x 0.042" Wall x 0.291" ID Brass Round Tube Drawn -
Part #: 1546

Click for more details

brass-round-tube-h58-seamless-1superZoom

Dimensions

  • Outer Diameter: 0.375"
  • Wall: 0.042"
  • Inner Diameter: 0.291"
See all available dimensions for this product
  • 12″ (1 ft.) - $6.62 ea.
  • 24″ (2 ft.) - $12.87 ea.
  • 36″ (3 ft.) - $17.64 ea.
  • 48″ (4 ft.) - $22.01 ea.
  • 72″ (6 ft.) - $31.11 ea.
  • 96″ (8 ft.) - $38.83 ea.
  • 144″ (12 ft.) - $48.55 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$6.62 ea.
$6.62 for 1

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