{
 "designation": "400WC181",
 "type": "Welded Column",
 "standard": "AS/NZS 3679.2",
 "mass_kg_m": 181.0,
 "dimensions_mm": {
  "d": 390.0,
  "bf": 400.0,
  "tf": 20.0,
  "tw": 20.0
 },
 "properties": {
  "A": 23000.0,
  "Ix": 619591666.6667,
  "Iy": 213566666.6667,
  "Zx": 3177393.1624,
  "Zy": 1067833.3333,
  "Sx": 3572500.0,
  "Sy": 1635000.0,
  "J": 3066666.6667,
  "Iw": 7309319166666.669,
  "rx": 164.1303,
  "ry": 96.3613,
  "mass_calc": 180.55,
  "surface": 2.34,
  "surface_t": 12.9282
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 1134000.0,
  "phiNs": 6210000.0,
  "phiNt": 6210000.0,
  "phiMsx": 921783828.4560266,
  "phiMsy": 407690501.6366095,
  "ab": 0.0
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/welded-columns/400wc181/"
}