{
 "designation": "150x150x6.0SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 26.2,
 "dimensions_mm": {
  "d": 150.0,
  "b": 150.0,
  "t": 6.0,
  "ro": 15.0
 },
 "properties": {
  "A": 3332.3409,
  "Ix": 11283599.8557,
  "Iy": 11283599.8557,
  "Zx": 150447.9981,
  "Zy": 150447.9981,
  "Sx": 177547.8907,
  "Sy": 177547.8907,
  "J": 18399597.7427,
  "C": 229348.1466,
  "Iw": 0.0,
  "rx": 58.1901,
  "ry": 58.1901,
  "mass_calc": 26.1589,
  "surface": 0.5742,
  "surface_t": 21.9178
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 402408.0,
  "phiNs": 1349598.0834443932,
  "phiNt": 1274620.4121419268,
  "phiMsx": 70965489.02174486,
  "phiMsy": 70965489.02174486,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/150x150x6-0shs/"
}