{
 "designation": "355.6x9.5CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 81.1,
 "dimensions_mm": {
  "do": 355.6,
  "t": 9.5
 },
 "properties": {
  "A": 10329.3996,
  "Ix": 154780190.5528,
  "Iy": 154780190.5528,
  "Zx": 870529.7556,
  "Zy": 870529.7556,
  "Sx": 1138245.2867,
  "Sy": 1138245.2867,
  "J": 309560381.1056,
  "C": 1741059.5113,
  "rx": 122.4109,
  "ry": 122.4109,
  "mass_calc": 81.0858,
  "surface": 1.1172,
  "surface_t": 13.775
 },
 "design_AS4100": {
  "grade": "C350L0",
  "fy": 350,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 1171353.9107130219,
  "phiNs": 3253760.863091727,
  "phiNt": 3253760.863091727,
  "phiMsx": 355650865.06011593,
  "phiMsy": 355650865.06011593,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/355-6x9-5chs/"
}