{
 "designation": "88.9x5.0CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 10.3,
 "dimensions_mm": {
  "do": 88.9,
  "t": 5.0
 },
 "properties": {
  "A": 1317.8981,
  "Ix": 1163738.6332,
  "Iy": 1163738.6332,
  "Zx": 26180.8466,
  "Zy": 26180.8466,
  "Sx": 35237.7167,
  "Sy": 35237.7167,
  "J": 2327477.2664,
  "C": 52361.6933,
  "rx": 29.7158,
  "ry": 29.7158,
  "mass_calc": 10.3455,
  "surface": 0.2793,
  "surface_t": 27.1153
 },
 "design_AS4100": {
  "grade": "C250L0",
  "fy": 250,
  "fu": 320,
  "kf": 1.0,
  "phiVv": 106749.74757265436,
  "phiNs": 296527.0765907066,
  "phiNt": 296527.0765907066,
  "phiMsx": 7928486.250000002,
  "phiMsy": 7928486.250000002,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/88-9x5-0chs/"
}