STANDARD JIS G 3466-2006 JAPANESE INDUSTRIAL STANDARD SPECIFIES

Carbon steel square pipes for general structural purposes

STANDARD CHEMICAL   COMPOSITION MECHANICAL   PROPERTIES


Max%
Si

Max%
Mn

Max%
P

Max%
S

Max%
Yield  
Strength 
MPa
Tensile
Strength 
MPa
Elongation
min
No.5 test
STK 400 0.25 - - 0.040 0.040 245 400 23
STK 490 0.18 0.55 1.50 0.040 0.040 325 490 23

 

Side
length
AxB
mm.
Wall
thickness
(t)
mm.
Unit
mass

kg/m
Informotive reference
Cross
section area
cm²
Geometrical
momemt of innertia
cm4
Modulus
of section
cm³
Radius of
gyration of area
cm
lx ly Zx Zy ix iy
80x40 1.6 2.88 3.672 30.7 10.5 7.68 5.26 2.89 1.69
  2.3 4.06 5.172 42.1 14.3 10.5 7.14 2.85 1.66
  3.2 5.5 7.007 54.9 18.4 13.7 9.21 2.80 1.62
100x40 1.6 3.38 4.312 53.5 12.9 10.7 6.44 3.52 1.73
  2.3 4.78 6.092 73.9 17.5 14.8 8.77 3.48 1.70
  4.2 8.32 10.6 120 27.60 24.0 10.60 3.36 161
100x50 1.6 3.64 4.632 61.3 21.1 12.3 8.43 3.64 2.13
  2.3 5.14 6.552 84.8 29.0 17.0 11.6 3.60 2.10
  3.2 7.01 8.927 112 38.0 22.5 15.2 3.55 2.06
  4.5 9.55 12.17 147 48.9 29.3 19.5 3.47 2.00
125x75 2.3 6.95 8.852 192 87.5 30.6 23.3 4.65 3.14
  3.2 9.52 12.13 257 117 41.1 31.1 4.60 3.1
  4.0 11.7 14.95 311 141 49.7 37.5 4.56 3.07
  4.5 13.1 16.67 342 155 54.8 41.2 4.53 3.04
150x75 3.2 10.8 13.73 402 137 53.6 36.6 5.41 3.16
150x100 3.2 12.0 15.33 488 262 65.1 52.5 5.64 4.14
  4.5 16.6 21.17 658 352 87.7 70.4 5.58 4.08
  6.0 21.7 27.63 835 444 111 88.8 5.50 4.01
  9.0 31.1 39.67 1130 595 151 119 5.33 3.87
200x100 4.5 20.1 25.67 1330 455 133 90.9 7.20 4.21
  6.0 26.4 33.63 1700 577 170 115 7.12 4.14
  9.0 38.2 48.67 2350 782 235 156 6.94 4.01
200x150 4.5 23.7 30.17 1760 1130 176 151 7.64 6.13
  6.0 31.1 39.63 2270 1460 227 194 7.56 6.06
  9.0 45.3 57.67 3170 2020 317 270 7.41 5.93
250x150 6.0 35.8 45.63 3890 1770 311 236 9.23 6.23
  9.0 52.3 66.67 5480 2470 438 330 9.06 6.09
  12.0 67.9 86.53 6850 3070 548 409 8.90 5.95