Stainless Steel Rectancular Tubes

Stainless Steel Rectangular Tube (Box Section)

Stainless Steel Rectangular Tube, also known as RHS (Rectangular Hollow Section) or Box Section, is produced to ASTM A554 standards. It combines structural strength with aesthetic appeal, making it ideal for architectural frameworks and furniture.

Features & Grades:

  • Grades: 304 (Standard for indoor/outdoor) and 316L (For coastal/marine environments).
  • Finishes: Mirror Polished (600#) for a reflective look and Hairline (HL) for a satin/brushed texture.
  • Form: Welded mechanical tubing with a rectangular cross-section.

Specifications:

  • Size Range: 10x20 mm to 50x100 mm (metric and imperial sizes available).
  • Thickness: 0.8 mm – 3.0 mm.
  • Length: 6.0 Meters.

Applications:

  • Structural frames for buildings and canopies
  • Gate frames, fences, and balustrades
  • Modern furniture legs and supports
  • Machine frames and racking

Trinity Dynamic stocks a wide variety of Stainless Rectangular Tubes. High-quality polish and precise dimensions guaranteed.

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Why Choose Stainless Rectangular Tube?

Rectangular Tubes offer efficient structural performance. Their geometry allows them to handle greater loads in one direction compared to square tubes of the same weight. This makes them perfect for beams, supports, and framing where space is limited but strength is required.


Technical Specifications

Standard: ASTM A554 (Mechanical Tubing)
Grades: 304, 304L, 316L
Surface: Mirror / Hairline

Popular Stock Sizes: Rectangular Tube

Stainless Steel Rectangular Tube - Weight (kg/6m)
Size (mm) Wall Thickness (mm)
1.0 1.2 1.5 2.0 3.0 4.0 5.0 6.0
20 x 10 2.83 3.39 - - - - - -
25 x 15 3.77 4.52 - - - - - -
26 x 13 3.67 4.41 - - - - - -
30 x 15 4.24 5.09 - - - - - -
30 x 20 4.71 5.65 7.07 - - - - -
40 x 20 - 6.78 8.48 11.30 - - - -
40 x 30 - 7.91 9.89 13.19 - - - -
50 x 20 - 7.91 9.89 13.19 - - - -
50 x 25 - 8.48 10.60 14.13 - - - -
50 x 30 - 9.04 11.30 15.07 - - - -
60 x 20 - 9.04 11.30 15.07 - - - -
60 x 30 - 10.17 12.72 16.96 - - - -
60 x 40 - 11.30 14.13 18.84 - - - -
70 x 40 - 12.43 15.54 20.72 31.09 - - -
80 x 40 - - 16.96 22.61 33.91 - - -
80 x 60 - - 19.78 26.38 39.56 - - -
100 x 40 - - 19.78 26.38 39.56 - - -
100 x 50 - - 21.20 28.26 42.39 56.52 - -
100 x 60 - - 22.61 30.14 45.22 60.29 - -
100 x 80 - - - 33.91 50.87 67.82 84.78 -
120 x 60 - - - 33.91 50.87 67.82 84.78 -
120 x 80 - - - 37.68 56.52 75.36 94.20 113.04
✓ Available in 304 and 316L grades.

Frequently Asked Questions (FAQ)

No. ASTM A554 tubes are mechanical/ornamental tubing. They are not tested for high internal pressure like ASTM A312 pipes. If you need to transport pressurized fluids, please use our Schedule Pipes (though rectangular schedule pipe is rare and specialized).

Yes. All our polished tubes (Mirror and Hairline) come with a protective plastic sleeve or film to prevent scratches during transport and handling.

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