Square steel pipe for general structures

This is the product introduction of KUMSUNG E&E

Square steel pipe for general structures (KS D 3568, JIS G 3466)

Square steel pipes used in civil engineering, architecture and other structures
Used for various purposes such as building cranes, exteriors, fences, and mechanical equipment.

Square Shape/SPSR-290/400

Dimensions Weight Area Moment of inertia Section Modulus Radius of Gyration
A×B W/T
t w a lx.ly Zx.Zy ix.iy
mm mm kg/m cm ² cm⁴ cm³ cm
20×20 20×20 1.2 1.6 0.679 0.872 0.865 1.123 0.530 0.670 0.520 0.650 0.769 0.751
25×25 25×25 1.2 1.6 0.867 1.120 1.105 1.432 1.030 1.270 0.824 1.020 0.965 0.942
30×30 30×30 1.2 1.6 1.06 1.38 1.345 1.752 1.83 2.31 1.22 1.54 1.17 1.15
40×40 40×40 1.6 2.3 1.88 2.62 2.392 3.332 5.79 7.73 2.90 3.86 1.56 1.52
50×50 50×50 50×50 1.6 2.3 3.2 2.38 3.34 4.50 3.032 4.252 5.727 11.70 15.90 20.40 4.68 6.34 8.16 1.96 1.93 1.89
60×60 60×60 60×60 1.6 2.3 3.2 2.88 4.06 5.50 3.672 5.172 7.007 20.70 28.30 36.90 6.89 9.44 12.30 2.37 2.34 2.30
75×75 75×75 75×75 75×75 1.6 2.3 3.2 4.5 3.64 5.14 7.01 9.55 4.632 6.552 8.927 12.170 41.30 57.10 75.50 98.60 11.00 15.20 20.10 26.30 2.99 2.95 2.91 2.85
100×100 100×100 100×100 100×100 100×100 2.3 3.2 4.0 4.5 6.0 6.95 9.52 11.70 13.10 17.00 12.00 12.13 14.95 16.67 21.63 140.00 187.00 226.00 249.00 311.00 27.90 37.50 45.30 49.90 32.30 3.97 3.93 3.89 3.87 3.79
125×125 125×125 125×125 125×125 3.2 4.5 5.0 6.0 12.00 16.60 18.30 21.70 15.33 21.17 23.36 27.63 376.00 506.00 553.00 641.00 60.10 80.90 88.40 103.00 4.95 4.89 4.86 4.82