{
 "designation": "457.0x9.5CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 105.0,
 "dimensions_mm": {
  "do": 457.0,
  "t": 9.5
 },
 "properties": {
  "A": 13355.6958,
  "Ix": 334470862.7873,
  "Iy": 334470862.7873,
  "Zx": 1463767.452,
  "Zy": 1463767.452,
  "Sx": 1902720.1667,
  "Sy": 1902720.1667,
  "J": 668941725.5746,
  "C": 2927534.904,
  "rx": 158.2508,
  "ry": 158.2508,
  "mass_calc": 104.8422,
  "surface": 1.4357,
  "surface_t": 13.6734
 },
 "design_AS4100": {
  "grade": "C350L0",
  "fy": 350,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 1514535.9001562474,
  "phiNs": 4207044.167100687,
  "phiNt": 4207044.167100687,
  "phiMsx": 565090817.428469,
  "phiMsy": 565090817.428469,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/457-0x9-5chs/"
}