{
 "designation": "40x40x3.0SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 3.3,
 "dimensions_mm": {
  "d": 40.0,
  "b": 40.0,
  "t": 3.0,
  "ro": 6.0
 },
 "properties": {
  "A": 420.8139,
  "Ix": 93232.4522,
  "Iy": 93232.4522,
  "Zx": 4661.6226,
  "Zy": 4661.6226,
  "Sx": 5723.3545,
  "Sy": 5723.3545,
  "J": 157545.0171,
  "C": 7073.9806,
  "Iw": 0.0,
  "rx": 14.8846,
  "ry": 14.8846,
  "mass_calc": 3.3034,
  "surface": 0.1497,
  "surface_t": 45.3631
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 49572.0,
  "phiNs": 170429.640645824,
  "phiNt": 160961.32727661156,
  "phiMsx": 2317958.592253923,
  "phiMsy": 2317958.5922539127,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/40x40x3-0shs/"
}