{
 "designation": "400x200x10.0RHS",
 "type": "Rectangular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 88.4,
 "dimensions_mm": {
  "d": 400.0,
  "b": 200.0,
  "t": 10.0,
  "ro": 25.0
 },
 "properties": {
  "A": 11256.5026,
  "Ix": 230021453.9778,
  "Iy": 78642745.7398,
  "Zx": 1150107.2699,
  "Zy": 786427.4574,
  "Sx": 1433718.6727,
  "Sy": 888068.4097,
  "J": 193684874.2311,
  "C": 1373207.5034,
  "Iw": 0.0,
  "rx": 142.9494,
  "ry": 83.5849,
  "mass_calc": 88.3635,
  "surface": 1.1571,
  "surface_t": 13.0891
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 0.8545594387685799,
  "phiVv": 1846800.0,
  "phiNs": 3895836.9808230526,
  "phiNt": 4305612.2559497645,
  "phiMsx": 580656062.4381181,
  "phiMsy": 249892851.90039787,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/rectangular-hollow-sections/400x200x10-0rhs/"
}