{
 "designation": "40x40x2.5SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 2.82,
 "dimensions_mm": {
  "d": 40.0,
  "b": 40.0,
  "t": 2.5,
  "ro": 5.0
 },
 "properties": {
  "A": 358.8986,
  "Ix": 82149.0699,
  "Iy": 82149.0699,
  "Zx": 4107.4535,
  "Zy": 4107.4535,
  "Sx": 4966.7883,
  "Sy": 4966.7883,
  "J": 136141.1265,
  "C": 6210.0594,
  "Iw": 0.0,
  "rx": 15.1292,
  "ry": 15.1292,
  "mass_calc": 2.8174,
  "surface": 0.1514,
  "surface_t": 53.6933
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 42525.0,
  "phiNs": 145353.91711515523,
  "phiNt": 137278.6994976466,
  "phiMsx": 2011549.2794197088,
  "phiMsy": 2011549.2794196804,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/40x40x2-5shs/"
}