{
 "designation": "33.7x2.0CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 1.56,
 "dimensions_mm": {
  "do": 33.7,
  "t": 2.0
 },
 "properties": {
  "A": 199.177,
  "Ix": 25118.4572,
  "Iy": 25118.4572,
  "Zx": 1490.7096,
  "Zy": 1490.7096,
  "Sx": 2012.4467,
  "Sy": 2012.4467,
  "J": 50236.9144,
  "C": 2981.4193,
  "rx": 11.2299,
  "ry": 11.2299,
  "mass_calc": 1.5635,
  "surface": 0.1059,
  "surface_t": 67.8665
 },
 "design_AS4100": {
  "grade": "C350L0",
  "fy": 350,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 22586.668878543045,
  "phiNs": 62740.746884841785,
  "phiNt": 62740.746884841785,
  "phiMsx": 633920.7000000002,
  "phiMsy": 633920.7000000002,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/33-7x2-0chs/"
}