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
40x40 1.6 1.88 2.392 5.79 5.79 2.90 2.90 1.56 1.56
  2.3 2.62 3.332 7.73 7.73 3.86 3.86 1.52 1.52
50x50 1.6 2.38 3.032 11.7 11.7 4.68 4.68 1.96 1.96
  2.3 3.34 4.252 15.9 15.9 6.34 6.34 1.93 1.93
  3.2 4.50 5.727 20.4 20.4 8.16 8.16 1.89 1.89
60x60 1.6 2.88 3.672 20.7 20.7 6.89 6.89 2.37 2.37
  2.3 4.06 5.172 28.3 28.3 9.44 9.44 2.34 2.34
  3.2 5.50 7.007 36.9 36.9 12.3 12.3 2.3 2.3
75x75 1.6 3.64 4.632 41.3 41.3 11.0 11.0 2.99 2.99
  2.3 5.14 6.552 57.1 57.1 15.2 15.2 2.95 2.95
  3.2 7.01 8.927 75.5 75.5 20.1 20.1 2.91 2.91
  4.5 9.55 12.17 98.6 98.6 26.3 26.3 2.85 2.85
80x80 2.3 5.50 7.012 69.9 69.9 17.5 17.5 3.16 3.16
  3.2 7.51 9.567 92.7 92.7 23.2 23.2 3.11 3.11
  4.5 10.3 13.07 122 122 30.4 30.4 3.05 3.05
90x90 2.3 6.23 7.932 101 101 22.4 22.4 3.56 3.56
  3.2 8.51 10.85 135 135 29.9 29.9 3.52 3.52
100x100 2.3 6.95 8.852 140 140 27.9 27.9 3.97 3.97
  3.2 9.52 12.13 187 187 37.5 37.5 3.93 3.93
  4.0 11.7 14.95 226 226 45.3 45.3 3.89 3.89
  4.5 13.1 16.67 249 249 49.9 49.9 3.87 3.87
  6.0 17.0 21.63 311 311 62.3 62.3 3.79 3.79
125x125 3.2 12.0 15.33 376 376 60.1 60.1 4.95 4.95
  4.5 16.6 21.17 506 506 80.9 80.9 4.89 4.89
  5.0 18.3 23.36 553 553 88.4 88.4 4.86 4.86
  6.0 21.7 27.63 641 641 103 103 4.82 4.82
  9.0 31.1 39.67 865 865 138 138 4.67 4.67
150x150 4.5 20.1 25.67 896 896 120 120 5.91 5.91
  5.0 22.3 28.36 982 982 131 131 5.89 5.89
  6.0 26.4 33.63 1150 1150 153 153 5.84 5.84
  9.0 38.2 48.67 1580 1580 210 210 5.69 5.69
200x200 4.5 27.2 34.67 2190 2190 219 219 7.95 7.95
  6.0 35.8 45.63 2830 2830 283 283 7.88 7.88
  8.0 46.9 59.79 3620 3620 362 362 7.78 7.78
  9.0 52.3 66.67 3990 3990 399 399 7.73 7.73
  12.0 67.9 86.53 4980 4980 498 498 7.59 7.59
250x250 5.0 38.0 48.36 4810 4810 384 384 9.97 9.97
  6.0 45.2 57.63 5670 5670 454 454 9.92 9.92
  8.0 59.5 75.79 7320 7320 585 585 9.82 9.82
  9.0 66.5 84.67 8090 8090 647 647 9.78 9.78
  12.0 86.8 110.5 10300 10300 820 820 9.63 9.63
300x300 4.5 41.3 52.67 7630 7630 508 508 12.0 12.0
  6.0 54.7 69.63 9960 9960 664 664 12.0 12.0
  9.0 80.6 102.7 14300 14300 956 956 11.8 11.8
  12.0 106 134.5 18300 18300 1220 1220 11.7 11.7
350x350 9.0 94.7 120.7 23200 23200 1320 1320 13.9 13.9
  12.0 124 158.5 29800 29800 1700 1700 13.7 13.7