STANDARD TIS 107-2533 (มอก.107) THAILAND INDUSTRIAL STANDARD

Standard for hollow structural steel section

STANDARD CHEMICAL   COMPOSITION MECHANICAL   PROPERTIES


Max%
Si

Max%
Mn

Max%
P

Max%
S

Max%
Yield  
Strength 
MPa
Tensile
Strength 
MPa
Elongation
min
HS 41 0.28 - - 0.048 0.048 235 402 23
HS 50 0.21 0.57 1.53 0.048 0.048 314 490 23
HS 51 0.33 0.37 0.33-1.03 0.048 0.048 353 500 15

 

Outside diameter Wall
thickness
(t)
mm.
Unit
mass

kg/m
Informotive reference
Crosssection
area
cm²
Geometrical
moment of innertia
cm4
Modulus
of section
cm³
Radius of
gyration of area
cm
in mm.
Ix Iy Zx Zy ix iy
1/2" 21.7 2.0 0.972 1.238 0.607 0.607 0.560 0.560 0.700 0.700
3/4" 27.2 2.3 1.41 1.799 1.41 1.41 1.03 1.03 0.880 0.880
1" 34.0 2.3 1.80 2.291 2.89 2.89 1.70 1.70 1.12 1.12
1 1/4" 42.7 2.3 2.29 2.919 5.97 5.97 2.80 2.80 1.43 1.43
1 1/2" 48.6 2.3 2.63 3.345 8.99 8.99 3.70 3.70 1.64 1.64
    3.2 3.58 4.564 11.8 11.8 4.86 4.86 1.61 1.61
2" 60.5 3.2 4.52 5.760 23.7 23.7 7.84 7.84 2.03 2.03
    4.0 5.57 7.100 28.5 28.5 9.41 9.41 2.00 2.00
2 1/2" 76.3 3.2 5.77 7.349 49.2 49.2 12.9 12.9 2.59 2.59
    4.0 7.13 9.086 59.5 59.5 15.6 15.6 2.56 2.56
3" 89.1 3.2 6.78 8.636 79.8 79.8 17.9 17.9 3.04 3.04
    4.0 8.39 10.69 97.0 97.0 21.8 21.8 3.01 3.01
3 1/2" 101.6 3.2 7.76 9.892 120 120 23.6 23.6 3.48 3.48
    4.0 9.63 12.26 146 146 28.8 28.8 3.45 3.45
4" 114.3 3.2 8.77 11.17 172 172 30.2 30.2 3.93 3.93
    4.5 12.2 15.52 234 234 41 41 3.89 3.89
    5.6 15.0 19.12 283 283 49.6 49.6 3.85 3.85
5" 139.8 4.5 15.0 19.13 438 438 62.7 62.7 4.79 4.79
    6.0 19.8 25.22 566 566 80.9 80.9 4.74 4.74
6" 165.2 4.5 17.8 22.72 734 734 88.9 88.9 5.68 5.68
    6.0 23.6 30.01 952 952 115 115 5.63 5.63
8" 216.3 6.0 31.1 39.61 2190 2190 203 203 7.44 7.44
    8.0 41.1 52.35 2840 2840 263 263 7.37 7.37