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Steel Pipes Specifications » Sectional Tubes As Per Is: 4923 / 1997

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Sectional Tubes As Per Is: 4923 / 1997



» Dimensions & Properties of Square Hollow Sections

Designation
D x W X T		 Depth or Width Thickness Weight Area of Section Moment of Inertia Radius of Gyration Elastic Modulus Plastic Modulus
mm mm mm Kg/Mtr. cm² cm4 cm cm3 cm3
25.0 x25.0x2.6 25.0 2.6 1.69 2.16 1.72 0.89 1.38 1.76
25.0x25.0x3.2 25.0 3.2 1.98 2.53 1.89 0.86 1.51 1.98
38.0x38.0x2.6 38.0 2.6 2.75 3.51 7.14 1.43 3.76 4.57
38.0x38.0x2.9 38.0 2.9 3.03 3.86 7.68 1.41 4.04 4.97
38.0x38.0x3.2 38.0 3.2 3.29 4.19 8.18 1.40 4.30 5.37
38.0x38.0x3.6 38.0 3.6 3.63 4.62 8.76 1.38 4.61 5.80
38.0x38.0x4.0 38.0 4.0 3.95 5.03 9.26 1.36 4.87 6.22
40.0x40.0x2.6 40.0 2.6 2.92 3.72 8.45 1.51 4.22 5.12
40.0x40.0x3.2 40.0 3.2 3.49 4.45 9.72 1.48 4.86 6.01
40.0x40.0x3.6 40.0 3.6 3.85 4.91 10.45 1.46 5.22 6.53
40.0x40.0x4.0 40.0 4.0 4.20 5.35 11.07 1.44 5.54 7.01
49.5x49.5x2.9 49.5 2.9 4.07 5.19 18.37 1.88 7.42 8.93
49.5x49.5x3.6 49.5 3.6 4.93 6.28 21.42 1.85 8.66 10.60
49.5x49.5x4.5 49.5 4.5 5.95 7.58 24.64 1.80 9.96 12.47
63.5x63.5x3.2 63.5 3.2 5.85 7.45 44.35 2.44 13.97 16.65
63.5x63.5x3.6 63.5 3.6 6.51 8.29 48.55 2.42 15.29 18.36
63.5x63.5x4.5 63.5 4.5 7.93 10.10 57.00 2.38 17.95 21.93
75.0x75.0x3.2 75.0 3.2 7.01 8.93 75.53 2.91 20.41 23.79
75.0x75.0x4.0 75.0 4.0 8.59 10.95 90.19 2.87 24.05 28.76
75.0x75.0x4.9 75.0 4.9 10.30 13.12 104.82 2.83 27.95 33.92
100.0x100.0x4.0 100.0 4.0 11.73 14.95 226.35 3.89 45.27 53.30
100.0x100.0x5.0 100.0 5.0 14.41 18.36 271.10 3.84 54.22 64.59
100.0x100.0x6.0 100.0 6.0 16.98 21.63 311.47 3.79 62.29 75.10


» Dimension & Properties of Rectangular Hollow Sections

Designation (mm)
D x W xT		 Weight (Kg/Mtr) Area of Section (cm²) Moment of Inertia (cm4) Radius of Gyration(cm) Elastic of Modulus (cm3) Plastic of Modulus(cm3)
X-X Y-Y X-X Y-Y X-X Y-Y X-X Y-Y
50x25x2.9 2.98 3.80 10.93 3.60 1.70 0.97 4.37 2.88 5.72 3.48
50x25x3.2 3.24 4.13 11.63 11.63 1.68 0.96 4.65 3.04 6.14 3.73
60x40x2.9 4.12 5.25 24.74 24.74 2.17 1.58 8.25 6.56 10.25 7.73
80x40x2.9 5.03 6.41 50.87 50.87 2.82 1.63 12.72 8.56 16.07 9.88
80x40x3.2 5.50 7.01 54.94 54.94 2.80 1.62 13.74 9.21 17.46 10.72
80x40x4.0 6.71 8.55 64.79 64.79 2.75 1.59 16.20 10.74 20.91 12.77
100x50x3.2 7.01 8.93 112.29 112.29 3.55 2.06 22.46 15.18 28.20 17.37
100x50x4.0 8.59 10.95 134.14 134.14 3.50 2.03 26.83 17.98 34.10 20.93


TOLERANCES:
A. Thickness:
      For all Sizes 		± 10% E. Radii Of Corners Outside: 3t Max. where is t is the thickness of the section
B. Outside Dimensions Of
    Sides:		 ± 1% with a min. of ± 0.5 mm F. Length:
     Exact Length
     Random Length
± 6 mm
4 to 7 mtrs.
C. Weight:
     On Individual Lengths
     On lot of 10 tones
+ 10%, - 8%
± 7.5%		 G. Physical Properties: Min. Yield Stress= 310 Mpa
Min. Tensile Stress = 410 Mpa
% Elongation = 15 Min.
D. Squareness Of Corner: 90° ± 2°



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