{
 "designation": "150x50x5.0RHS",
 "type": "Rectangular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 14.2,
 "dimensions_mm": {
  "d": 150.0,
  "b": 50.0,
  "t": 5.0,
  "ro": 12.5
 },
 "properties": {
  "A": 1814.1257,
  "Ix": 4441094.3719,
  "Iy": 765239.2507,
  "Zx": 59214.5916,
  "Zy": 30609.57,
  "Sx": 78861.6926,
  "Sy": 35655.4098,
  "J": 2300626.9256,
  "C": 56814.1563,
  "Iw": 0.0,
  "rx": 49.4779,
  "ry": 20.5383,
  "mass_calc": 14.2409,
  "surface": 0.3785,
  "surface_t": 26.6576
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 340200.0,
  "phiNs": 734720.8912808299,
  "phiNt": 693903.0639874504,
  "phiMsx": 31938985.522744652,
  "phiMsy": 12894291.454799412,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/rectangular-hollow-sections/150x50x5-0rhs/"
}