{
 "designation": "50x50x6.0SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 7.32,
 "dimensions_mm": {
  "d": 50.0,
  "b": 50.0,
  "t": 6.0,
  "ro": 15.0
 },
 "properties": {
  "A": 932.3409,
  "Ix": 275263.1531,
  "Iy": 275263.1531,
  "Zx": 11010.5261,
  "Zy": 11010.5261,
  "Sx": 14530.8434,
  "Sy": 14530.8434,
  "J": 518492.5601,
  "C": 17680.4591,
  "Iw": 0.0,
  "rx": 17.1825,
  "ry": 17.1825,
  "mass_calc": 7.3189,
  "surface": 0.1742,
  "surface_t": 23.804
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 110808.0,
  "phiNs": 377598.0834443943,
  "phiNt": 356620.4121419279,
  "phiMsx": 5884991.559417239,
  "phiMsy": 5884991.559417223,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/50x50x6-0shs/"
}