ASTM A500/A 500M - 07 American Society for Testing and Materials

Standard Specification For Cold-Formed Welded and Seamless Carbon Steel Structural Tubing In Round and Shapes

STANDARD CHEMICAL   COMPOSITION MECHANICAL   PROPERTIES
Si Mn P S Yield  
Strength 
Tensile
Strength 
Elongation
2 in (50 mm) 
Max% Max% Max% Max% Max% MPa MPa min
Grade A 0.26  - 1.35 0.035 0.035 270 310 25
Grade B 0.26  - 1.35 0.035 0.035 315 400 23
Grade C 0.23  - 1.35 0.035 0.035 345 425 21
Grade D 0.26  - 1.35 0.035 0.035 250 400 23

 

Side
length
AxB
Wall
thickness
(t)
Unit
mass
Informotive reference
Cross
section
 area
Geometrical
moment of innertia
cm4
Modulus
of section
cm³
Radius of
gyration of area
cm
mm. mm. kg/m cm² lx ly Zx Zy ix iy
25x25 2.41 1.59 2.03 1.73 1.73 1.38 1.38 0.92 0.92
  3.38 2.11 2.68 2.42 2.42 1.91 1.91 0.95 0.95
50x50 2.79 3.98 5.07 18.42 18.42 7.37 7.37 1.91 1.91
  3.18 4.47 5.70 20.35 20.35 8.14 8.14 1.89 1.89
  3.91 5.35 6.81 23.69 23.69 9.48 9.48 1.86 1.86
75x75 3.96 8.52 10.85 89.33 89.33 23.82 23.82 2.87 2.87
100x100 4.78 13.83 17.62 260.97 260.97 52.19 52.19 3.85 3.85
125x125 4.78 17.58 22.40 530.72 530.72 84.92 84.92 4.87 4.87
  6.35 22.84 29.10 668.70 668.70 106.99 106.99 4.79 4.79
  7.92 27.85 35.48 792.55 792.55 126.81 126.81 4.73 4.73
  9.52 32.69 41.64 907.80 907.80 145.25 145.25 4.67 4.67
150x150 4.78 21.33 27.18 942.30 942.30 125.64 125.64 5.89 5.89
  6.35 27.83 35.45 1197.34 1197.34 159.65 159.65 5.81 5.81
  7.92 34.07 43.40 1429.30 1429.30 190.57 190.57 5.74 5.74
  9.52 40.16 51.16 1645.51 1645.51 219.40 219.40 5.67 5.67
  12.70 51.49 65.59 2032.98 2032.98 271.06 271.06 5.57 5.57
200x200 6.35 37.80 48.15 2968.71 2968.71 296.87 296.87 7.85 7.85
  7.92 46.50 59.24 3581.11 3581.11 358.11 358.11 7.78 7.78
  9.52 55.11 70.20 4161.56 4161.56 416.16 416.16 7.70 7.70
  12.70 71.43 90.99 5202.67 5202.67 520.27 520.27 7.56 7.56
250x250 6.35 47.77 60.85 5956.78 5956.78 476.54 476.54 9.89 9.89
  7.92 58.93 75.08 7234.00 7234.00 578.72 578.72 9.82 9.82
  9.52 70.05 89.24 8461.81 8461.81 676.95 676.95 9.74 9.74
  12.70 91.37 116.39 10699.15 10699.15 855.93 855.93 9.59 9.59