{
 "designation": "42.4x2.0CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 1.99,
 "dimensions_mm": {
  "do": 42.4,
  "t": 2.0
 },
 "properties": {
  "A": 253.8407,
  "Ix": 51915.4972,
  "Iy": 51915.4972,
  "Zx": 2448.8442,
  "Zy": 2448.8442,
  "Sx": 3266.9867,
  "Sy": 3266.9867,
  "J": 103830.9944,
  "C": 4897.6884,
  "rx": 14.301,
  "ry": 14.301,
  "mass_calc": 1.9926,
  "surface": 0.1332,
  "surface_t": 66.9364
 },
 "design_AS4100": {
  "grade": "C350L0",
  "fy": 350,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 28785.533838900275,
  "phiNs": 79959.81621916742,
  "phiNt": 79959.81621916742,
  "phiMsx": 1029100.7999999998,
  "phiMsy": 1029100.7999999998,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/42-4x2-0chs/"
}