{
 "designation": "101.6x3.2CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 7.77,
 "dimensions_mm": {
  "do": 101.6,
  "t": 3.2
 },
 "properties": {
  "A": 989.2247,
  "Ix": 1198544.6402,
  "Iy": 1198544.6402,
  "Zx": 23593.3984,
  "Zy": 23593.3984,
  "Sx": 30995.1147,
  "Sy": 30995.1147,
  "J": 2397089.2803,
  "C": 47186.7969,
  "rx": 34.808,
  "ry": 34.808,
  "mass_calc": 7.7654,
  "surface": 0.3192,
  "surface_t": 41.0793
 },
 "design_AS4100": {
  "grade": "C350L0",
  "fy": 350,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 112178.08038605117,
  "phiNs": 311605.7788501421,
  "phiNt": 311605.7788501421,
  "phiMsx": 9763461.12000001,
  "phiMsy": 9763461.12000001,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/101-6x3-2chs/"
}