{
 "designation": "75x25x2.0RHS",
 "type": "Rectangular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 2.93,
 "dimensions_mm": {
  "d": 75.0,
  "b": 25.0,
  "t": 2.0,
  "ro": 4.0
 },
 "properties": {
  "A": 373.6951,
  "Ix": 238363.6215,
  "Iy": 41351.0543,
  "Zx": 6356.3632,
  "Zy": 3308.0843,
  "Sx": 8308.4398,
  "Sy": 3766.0629,
  "J": 120087.863,
  "C": 6037.9085,
  "Iw": 0.0,
  "rx": 25.2558,
  "ry": 10.5192,
  "mass_calc": 2.9335,
  "surface": 0.1931,
  "surface_t": 65.9154
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 0.8782802210450433,
  "phiVv": 69012.0,
  "phiNs": 132924.6435816902,
  "phiNt": 142938.36767849379,
  "phiMsx": 3364918.130567415,
  "phiMsy": 1125192.90040751,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/rectangular-hollow-sections/75x25x2-0rhs/"
}