{
 "designation": "40x40x1.6SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 1.88,
 "dimensions_mm": {
  "d": 40.0,
  "b": 40.0,
  "t": 1.6,
  "ro": 3.2
 },
 "properties": {
  "A": 239.1649,
  "Ix": 57945.0806,
  "Iy": 57945.0806,
  "Zx": 2897.254,
  "Zy": 2897.254,
  "Sx": 3411.0727,
  "Sy": 3411.0727,
  "J": 92675.0584,
  "C": 4358.4952,
  "Iw": 0.0,
  "rx": 15.5654,
  "ry": 15.5654,
  "mass_calc": 1.8774,
  "surface": 0.1545,
  "surface_t": 82.1839
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 28615.679999999997,
  "phiNs": 96861.76445036905,
  "phiNt": 91480.55531423744,
  "phiMsx": 1363635.2040091692,
  "phiMsy": 1363635.2040091772,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/40x40x1-6shs/"
}