HSS  HOLLOW STRUCTURAL STEEL  – SQUARE PROFILE
Wall thickness (mm)
Size (mm) 0.7 0.8 0.9 1.0 1.2 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 6.0 8.0 9.0 10.0 12.0 14.0 16.0
10×10 ● ● ● ● ●
12×12 ● ● ● ● ● ●
15×15 ● ● ● ● ● ●
16×16 ● ● ● ● ● ●
18×18 ● ● ● ● ● ●
19×19 ● ● ● ● ● ●
20×20 ● ● ● ● ● ● ● ●
22×22 ● ● ● ● ● ● ● ●
25×25 ● ● ● ● ● ● ● ● ●
30×30 ● ● ● ● ● ● ● ● ● ● ●
35×35 ● ● ● ● ● ● ● ● ● ●
40×40 ● ● ● ● ● ● ● ● ● ● ● ●
45×45 ● ● ● ● ● ● ● ● ●
50×50 ● ● ● ● ● ● ● ● ● ●
60×60 ● ● ● ● ● ● ● ● ● ●
70×70 ● ● ● ● ● ● ● ● ● ●
75×75 ● ● ● ● ● ● ● ● ● ●
80×80 ● ● ● ● ● ● ● ● ●
90×90 ● ● ● ● ● ● ● ● ●
100×100 ● ● ● ● ● ● ● ● ● ● ●
110×110 ● ● ● ● ● ● ● ● ● ●
120×120 ● ● ● ● ● ● ● ● ●
130×130 ● ● ● ● ● ● ● ● ●
140×140 ● ● ● ● ● ● ● ●
150×150 ● ● ● ● ● ● ● ●
160×160 ● ● ● ● ● ● ● ●
170×170 ● ● ● ● ● ●
180×180 ● ● ● ● ● ●
200×200 ● ● ● ● ● ● ● ●
220×220 ● ● ● ● ● ● ●
250×250 ● ● ● ● ● ● ●
260×260 ● ● ● ● ● ● ●
300×300 ● ● ● ● ● ● ●
350×350 ● ● ● ● ● ● ●
400×400 ● ● ● ● ● ● ●