SS Square Tubes are finished in accordance with customer needs regarding dimensional and wall thickness specifications as well as heat treatment for more demanding applications. In general a stainless steel Square Tube is manufactured according to current standards API, ASTM, and ASME. If required for special projects we can also supply large diameter Square Tubes.

 

 SS Square Hollow Section Specification

Specifications : ASTM A554 / ASME SA554
Sizes : 20*20mm-400*400mm
Wall Thickness : 0.5mm – 25mm
Length : Up to 6 meters, custom cut lengths
Type : Seamless/ Welded / ERW
Packing : In bundles, Anticorrosion heat preservation, Varnish coating, Ends can be bevelled or square cut, End Capped Certification & supplementary test, Finishing & Identity Mark
Available Steel Grades : 304, 304L, 304H, 316, 316L, 316H, 316Ti, 321, 321H, 310S, 202, 409, 409L / As Per Requirement
Finish : 2B, No.1 Pickled Finish, No.4 finish, BA Finish, No.8 Mirror Finish, Electropolished Square Pipes
Delivery Condition: Bright Annealed, Polished or Annealed and Pickled

STAINLESS STEEL SQUARE HOLLOW SECTION SIZES
Size mm kg/m Size mm kg/m
20 x 20 x 2.0 1.12 20 x 20 x 2.5 1.35
25 x 25 x 1.5 1.06 25 x 25 x 2.0 1.43
25 X 25 X 2.5 1.74 25 X 25 X 3.0 2.04
30 X 30 X 2.0 1.68 30 X 30 X 2.5 2.14
30 X 30 X 3.0 2.51 40 x 40 x 1.5 1.81
40 x 40 x 2.0 2.31 40 x 40 x 2.5 2.92
40 x 40 x 3.0 3.45 40 x 40 x 4.0 4.46
40 x 40 x 5.0 5.4 50 x 50 x 1.5 2.28
50 x 50 x 2.0 2.93 50 x 50 x 2.5 3.71
50 x 50 x 3.0 4.39 50 x 50 x 4.0 5.72
50 x 50 x 5.0 6.97 60 x 60 x 3.0 5.34
60 x 60 x 4.0 6.97 60 x 60 x 5.0 8.54
60 x 60 x 6.0 9.45 70 x 70 x 3.0 6.28
70 x 70 x 3.6 7.46 70 x 70 x 5.0 10.11
70 x 70 x 6.3 12.5 70 x 70 x 8 15.3
75 x 75 x 3.0 7.07 80 x 80 x 3.0 7.22
80 x 80 x 3.6 8.59 80 x 80 x 5.0 11.7
80 x 80 x 6.0 13.9 90 x 90 x 3.0 8.01
90 x 90 x 3.6 9.72 90 x 90 x 5.0 13.3
90 x 90 x 6.0 15.76 90 x 90 x 8.0 20.4
100 x 100 x 3.0 8.96 100 x 100 x 4.0 12
100 x 100 x 5.0 14.8 100 x 100 x 5.0 14.8
100 x 100 x 6.0 16.19 100 x 100 x 8.0 22.9
100 x 100 x 10 27.9 120 x 120 x 5 18
120 x 120 x 6.0 21.3 120 X 120 X 6.3 22.3
120 x 120 x 8.0 27.9 120 x 120 x 10 34.2
120 X 120 X 12 35.8 120 X 120 X 12.5 41.6
140 X 140 X 5.0 21.1 140 X 140 X 6.3 26.3
140 X 140 X 8 32.9 140 X 140 X 10 40.4
140 X 140 X 12.5 49.5 150 X 150 X 5.0 22.7
150 X 150 X 6.3 28.3 150 X 150 X 8.0 35.4
150 X 150 X 10 43.6 150 X 150 X 12.5 53.4
150 X 150 X 16 66.4 150 X 150 X 16 66.4
180 X 180 X 5 27.4 180 X 180 X 6.3 34.2
180 X 180 X 8 43 180 X 180 X 10 53
180 X 180 X 12.5 65.2 180 X 180 X 16 81.4
200 X 200 X 5 30.5 200 X 200 X 6 35