New Lower Shipping Rates! Get the industry's best ground prices and save more—especially on longer lengths.  

Shop all Products
Explore OLM Rewards
Deals
Get a Quick Quote!
square-tube-large-new-min-4superZoom

Stainless Steel Square Tube / Tubing

-80 Products

Stainless Steel Product Guide Product   | Stainless Steel Square Tube Tolerances product

Known for its corrosion resistance, stainless square tubing is a popular choice for railings and fencing. We carry welded stainless steel square tube in 304 and 316. You can order our square steel tubing in sizes of 1ft, 2ft, 3ft, 4ft, 5ft, 6ft, 7ft, 8ft, and 20ft. When considering square tubing sizes, you'll also want to note the outer dimensions (height) and wall thickness. Price and order online today and enjoy the convenience of having the stainless steel square tubing you need delivered directly to you.

 

Relevant Knowledge Hub Resources: Understanding Steel | The Weldability of Stainless Steel

alt text here

Sort by

Relevance
  • Relevance
  • Size
  • Price:Low to High
  • Product Name: A to Z
  • Product Name: Z to A
  • Price:High to Low

Close

Refine Your Results

Clear Search

Filters

seller

Material

Alloy/Type

Shape

Online Metals #1 in Freight Shipping!

5" x 0.188" Stainless Square Tube 304 Welded - 
Part #: 19742

5" x 0.188" Stainless Square Tube 304 Welded -
Part #: 19742

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 5"
  • Wall: 0.188"
See all available dimensions for this product
  • 12″ (1 ft.) - $118.67 ea.
  • 24″ (2 ft.) - $224.32 ea.
  • 36″ (3 ft.) - $331.26 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $429.48 ea.
  • 72″ (6 ft.) - $592.06 ea.
  • 96″ (8 ft.) - $758.13 ea.
  • 240″ (20 ft.) - $1,738.82 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

$118.67 ea.
$118.67 for 1

1 3/4" x 0.065" Stainless Square Tube 304 Welded - 
Part #: 21298

1 3/4" x 0.065" Stainless Square Tube 304 Welded -
Part #: 21298

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1.75"
  • Wall: 0.065"
See all available dimensions for this product
  • 12″ (1 ft.) - $57.08 ea.
  • 24″ (2 ft.) - $111.08 ea.
  • 36″ (3 ft.) - $151.60 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $189.04 ea.
  • 72″ (6 ft.) - $267.01 ea.
  • 96″ (8 ft.) - $332.55 ea.
  • 240″ (20 ft.) - $689.94 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

$57.08 ea.
$57.08 for 1

20mm x 1mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22345

20mm x 1mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22345

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 20mm
  • Wall: 1mm
See all available dimensions for this product

Pack of 2

QTY

$175.55 ea.
$175.55

20mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22346

20mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22346

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 20mm
  • Wall: 2mm
See all available dimensions for this product

Pack of 1

QTY

$162.40 ea.
$162.40

30mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22348

30mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22348

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 30mm
  • Wall: 2mm
See all available dimensions for this product

Pack of 1

QTY

$210.32 ea.
$210.32

30mm x 3mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22349

30mm x 3mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22349

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 30mm
  • Wall: 3mm
See all available dimensions for this product

Pack of 1

QTY

$302.78 ea.
$302.78

25mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22347

25mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22347

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 25mm
  • Wall: 2mm
See all available dimensions for this product

Pack of 1

QTY

$208.46 ea.
$208.46

35mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22350

35mm x 2mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22350

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 35mm
  • Wall: 2mm
See all available dimensions for this product

Pack of 1

QTY

$250.22 ea.
$250.22

40mm x 4mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22352

40mm x 4mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22352

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 40mm
  • Wall: 4mm
See all available dimensions for this product

Pack of 1

QTY

$448.73 ea.
$448.73

50mm x 3mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22353

50mm x 3mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22353

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 50mm
  • Wall: 3mm
See all available dimensions for this product

Pack of 1

QTY

$473.29 ea.
$473.29

40mm x 3mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22351

40mm x 3mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22351

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 40mm
  • Wall: 3mm
See all available dimensions for this product

Pack of 1

QTY

$349.04 ea.
$349.04

50mm x 4mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22354

50mm x 4mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22354

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 50mm
  • Wall: 4mm
See all available dimensions for this product

Pack of 1

QTY

$577.17 ea.
$577.17

60mm x 4mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22355

60mm x 4mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22355

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 60mm
  • Wall: 4mm
See all available dimensions for this product

Pack of 1

QTY

$704.09 ea.
$704.09

60mm x 5mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] - 
Part #: 22356

60mm x 5mm Stainless Square Tube 304 Welded Metric 60" Length [+/- 2"] -
Part #: 22356

Click for more details

stainless-square-tube-304-metric-1superZoom

Dimensions

  • Height: 60mm
  • Wall: 5mm
See all available dimensions for this product

Pack of 1

QTY

$873.32 ea.
$873.32

3/4" x 0.065" Stainless Square Tube 304 Welded - 
Part #: 524

3/4" x 0.065" Stainless Square Tube 304 Welded -
Part #: 524

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 0.75"
  • Wall: 0.065"
See all available dimensions for this product
  • 12″ (1 ft.) - $12.32 ea.
  • 24″ (2 ft.) - $24.01 ea.
  • 36″ (3 ft.) - $32.76 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $40.83 ea.
  • 72″ (6 ft.) - $57.69 ea.
  • 96″ (8 ft.) - $71.85 ea.
  • 240″ (20 ft.) - $149.07 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

$12.32 ea.
$12.32 for 1

1" x 0.065" Stainless Square Tube 304 Welded - 
Part #: 525

1" x 0.065" Stainless Square Tube 304 Welded -
Part #: 525

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1"
  • Wall: 0.065"
See all available dimensions for this product
  • 12″ (1 ft.) - $12.01 ea.
  • 24″ (2 ft.) - $23.34 ea.
  • 36″ (3 ft.) - $31.88 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $39.73 ea.
  • 72″ (6 ft.) - $56.13 ea.
  • 96″ (8 ft.) - $69.90 ea.
  • 240″ (20 ft.) - $145.02 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

$12.01 ea.
$12.01 for 1
SALE! Overstock Sale! Huge Savings on select cut lengths!

1" x 0.12" Stainless Square Tube 304 Welded - 
Part #: 526

1" x 0.12" Stainless Square Tube 304 Welded -
Part #: 526

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1"
  • Wall: 0.12"
See all available dimensions for this product
  • 12″ (1 ft.) - $18.45 ea.
  • 24″ (2 ft.) - $15.01 ea. - Overstock Sale! Ships from CT, while supplies last!
  • 24″ (2 ft.) - $35.90 ea.
  • 36″ (3 ft.) - $48.97 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $61.07 ea.
  • 72″ (6 ft.) - $86.27 ea.
  • 96″ (8 ft.) - $107.45 ea.
  • 240″ (20 ft.) - $222.89 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

$18.45 ea.
$18.45 for 1
SALE! Overstock Clearance Sale!

1 1/4" x 0.065" Stainless Square Tube 304 Welded - 
Part #: 527

1 1/4" x 0.065" Stainless Square Tube 304 Welded -
Part #: 527

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1.25"
  • Wall: 0.065"
See all available dimensions for this product
  • 12″ (1 ft.) - $11.50 ea.
  • 24″ (2 ft.) - $22.37 ea.
  • 36″ (3 ft.) - $30.53 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $38.07 ea.
  • 72″ (6 ft.) - $53.75 ea.
  • 96″ (8 ft.) - $66.94 ea.
  • 240″ (20 ft.) - $138.90 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

$11.50 ea.
$11.50 for 1

1 1/4" x 0.12" Stainless Square Tube 304 Welded - 
Part #: 528

1 1/4" x 0.12" Stainless Square Tube 304 Welded -
Part #: 528

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1.25"
  • Wall: 0.12"
See all available dimensions for this product
  • 12″ (1 ft.) - $18.03 ea.
  • 24″ (2 ft.) - $35.06 ea.
  • 36″ (3 ft.) - $47.87 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $59.68 ea.
  • 72″ (6 ft.) - $84.30 ea.
  • 96″ (8 ft.) - $104.99 ea.
  • 240″ (20 ft.) - $217.82 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

$18.03 ea.
$18.03 for 1
quantity discountBuy More & Save up to 15% !
Qty
Price ea.
Savings
100+
$15.17
15%
More
Less

1 1/2" x 0.065" Stainless Square Tube 304 Welded - 
Part #: 529

1 1/2" x 0.065" Stainless Square Tube 304 Welded -
Part #: 529

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1.5"
  • Wall: 0.065"
See all available dimensions for this product
  • 12″ (1 ft.) - $13.53 ea.
  • 24″ (2 ft.) - $26.35 ea.
  • 36″ (3 ft.) - $35.95 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $44.86 ea.
  • 72″ (6 ft.) - $63.35 ea.
  • 96″ (8 ft.) - $78.90 ea.
  • 240″ (20 ft.) - $163.68 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

$13.53 ea.
$13.53 for 1

1 1/2" x 0.12" Stainless Square Tube 304 Welded - 
Part #: 530

1 1/2" x 0.12" Stainless Square Tube 304 Welded -
Part #: 530

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1.5"
  • Wall: 0.12"
See all available dimensions for this product
  • 12″ (1 ft.) - $18.03 ea.
  • 24″ (2 ft.) - $35.13 ea.
  • 36″ (3 ft.) - $47.93 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $59.79 ea.
  • 72″ (6 ft.) - $84.42 ea.
  • 96″ (8 ft.) - $105.14 ea.
  • 240″ (20 ft.) - $218.15 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

$18.03 ea.
$18.03 for 1

1 1/2" x 0.18" Stainless Square Tube 304 Welded - 
Part #: 531

1 1/2" x 0.18" Stainless Square Tube 304 Welded -
Part #: 531

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 1.5"
  • Wall: 0.18"
See all available dimensions for this product
  • 12″ (1 ft.) - $27.23 ea.
  • 24″ (2 ft.) - $53.01 ea.
  • 36″ (3 ft.) - $72.34 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $90.19 ea.
  • 72″ (6 ft.) - $127.40 ea.
  • 96″ (8 ft.) - $158.68 ea.
  • 240″ (20 ft.) - $329.20 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

$27.23 ea.
$27.23 for 1

2" x 0.062" Stainless Square Tube 304 Welded - 
Part #: 532

2" x 0.062" Stainless Square Tube 304 Welded -
Part #: 532

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 2"
  • Wall: 0.062"
See all available dimensions for this product
  • 12″ (1 ft.) - $26.06 ea.
  • 24″ (2 ft.) - $50.70 ea.
  • 36″ (3 ft.) - $69.20 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $86.29 ea.
  • 72″ (6 ft.) - $121.87 ea.
  • 96″ (8 ft.) - $151.79 ea.
  • 240″ (20 ft.) - $314.89 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

$26.06 ea.
$26.06 for 1
SALE! Overstock Sale! Huge Savings on select cut lengths!

2" x 0.12" Stainless Square Tube 304 Welded - 
Part #: 533

2" x 0.12" Stainless Square Tube 304 Welded -
Part #: 533

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 2"
  • Wall: 0.12"
See all available dimensions for this product
  • 12″ (1 ft.) - $23.37 ea.
  • 24″ (2 ft.) - $19.01 ea. - Overstock Sale! Ships from OH, while supplies last!
  • 24″ (2 ft.) - $45.48 ea.
  • 36″ (3 ft.) - $62.07 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $77.40 ea.
  • 72″ (6 ft.) - $109.28 ea.
  • 96″ (8 ft.) - $136.13 ea.
  • 144″ (12 ft.) - $169.46 ea.
  • 240″ (20 ft.) - $282.42 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

$23.37 ea.
$23.37 for 1

2" x 0.18" Stainless Square Tube 304 Welded - 
Part #: 534

2" x 0.18" Stainless Square Tube 304 Welded -
Part #: 534

Click for more details

stainless-square-tube-304-1superZoom

Dimensions

  • Height: 2"
  • Wall: 0.18"
See all available dimensions for this product
  • 12″ (1 ft.) - $34.46 ea.
  • 24″ (2 ft.) - $67.04 ea.
  • 36″ (3 ft.) - $91.54 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $114.13 ea.
  • 72″ (6 ft.) - $161.18 ea.
  • 96″ (8 ft.) - $200.76 ea.
  • 240″ (20 ft.) - $416.50 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

$34.46 ea.
$34.46 for 1
  • 1
  • 3
  • 4

Can't find what you're looking for?

Contact us for a custom quote