{
 "designation": "500WC228",
 "type": "Welded Column",
 "standard": "AS/NZS 3679.2",
 "mass_kg_m": 228.0,
 "dimensions_mm": {
  "d": 490.0,
  "bf": 500.0,
  "tf": 20.0,
  "tw": 20.0
 },
 "properties": {
  "A": 29000.0,
  "Ix": 1257041666.6667,
  "Iy": 416966666.6667,
  "Zx": 5130782.3129,
  "Zy": 1667866.6667,
  "Sx": 5712500.0,
  "Sy": 2545000.0,
  "J": 3866666.6667,
  "Iw": 23026984166666.656,
  "rx": 208.1977,
  "ry": 119.909,
  "mass_calc": 227.65,
  "surface": 2.94,
  "surface_t": 12.8947
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 1458000.0,
  "phiNs": 7830000.0,
  "phiNt": 7830000.0,
  "phiMsx": 1407683876.0914733,
  "phiMsy": 592733474.5834657,
  "ab": 0.0
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/welded-columns/500wc228/"
}