{
 "designation": "139.7x3.0CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 10.1,
 "dimensions_mm": {
  "do": 139.7,
  "t": 3.0
 },
 "properties": {
  "A": 1288.3671,
  "Ix": 3010896.308,
  "Iy": 3010896.308,
  "Zx": 43105.1726,
  "Zy": 43105.1726,
  "Sx": 56069.67,
  "Sy": 56069.67,
  "J": 6021792.6161,
  "C": 86210.3453,
  "rx": 48.3424,
  "ry": 48.3424,
  "mass_calc": 10.1137,
  "surface": 0.4389,
  "surface_t": 43.4535
 },
 "design_AS4100": {
  "grade": "C350L0",
  "fy": 350,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 146100.83449669537,
  "phiNs": 405835.65137970936,
  "phiNt": 405835.65137970936,
  "phiMsx": 16775563.364655983,
  "phiMsy": 16775563.364655983,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/139-7x3-0chs/"
}