{
 "designation": "50x50x5.0SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 6.39,
 "dimensions_mm": {
  "d": 50.0,
  "b": 50.0,
  "t": 5.0,
  "ro": 12.5
 },
 "properties": {
  "A": 814.1257,
  "Ix": 256905.9174,
  "Iy": 256905.9174,
  "Zx": 10276.2367,
  "Zy": 10276.2367,
  "Sx": 13155.4098,
  "Sy": 13155.4098,
  "J": 468652.3585,
  "C": 16262.5238,
  "Iw": 0.0,
  "rx": 17.764,
  "ry": 17.764,
  "mass_calc": 6.3909,
  "surface": 0.1785,
  "surface_t": 27.9402
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 97200.0,
  "phiNs": 329720.8912808287,
  "phiNt": 311403.06398744934,
  "phiMsx": 5327940.95870325,
  "phiMsy": 5327940.958703237,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/50x50x5-0shs/"
}