{
 "designation": "50x50x2.0SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 2.93,
 "dimensions_mm": {
  "d": 50.0,
  "b": 50.0,
  "t": 2.0,
  "ro": 4.0
 },
 "properties": {
  "A": 373.6951,
  "Ix": 141467.4818,
  "Iy": 141467.4818,
  "Zx": 5658.6993,
  "Zy": 5658.6993,
  "Sx": 6662.2513,
  "Sy": 6662.2513,
  "J": 226257.4669,
  "C": 8512.6859,
  "Iw": 0.0,
  "rx": 19.4567,
  "ry": 19.4567,
  "mass_calc": 2.9335,
  "surface": 0.1931,
  "surface_t": 65.9154
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 44712.0,
  "phiNs": 151346.5069536993,
  "phiNt": 142938.36767849379,
  "phiMsx": 2663350.0078304196,
  "phiMsy": 2663350.0078304335,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/50x50x2-0shs/"
}