{
 "designation": "30x30x3.0SHS",
 "type": "Square Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 2.36,
 "dimensions_mm": {
  "d": 30.0,
  "b": 30.0,
  "t": 3.0,
  "ro": 6.0
 },
 "properties": {
  "A": 300.8139,
  "Ix": 35039.2549,
  "Iy": 35039.2549,
  "Zx": 2335.9503,
  "Zy": 2335.9503,
  "Sx": 2959.2849,
  "Sy": 2959.2849,
  "J": 61504.1116,
  "C": 3577.1915,
  "Iw": 0.0,
  "rx": 10.7927,
  "ry": 10.7927,
  "mass_calc": 2.3614,
  "surface": 0.1097,
  "surface_t": 46.4822
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 34992.0,
  "phiNs": 121829.64064582395,
  "phiNt": 115061.32727661151,
  "phiMsx": 1198510.3890247974,
  "phiMsy": 1198510.3890247913,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-hollow-sections/30x30x3-0shs/"
}