{
 "designation": "150x100x4.0RHS",
 "type": "Rectangular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 14.8,
 "dimensions_mm": {
  "d": 150.0,
  "b": 100.0,
  "t": 4.0,
  "ro": 10.0
 },
 "properties": {
  "A": 1881.0404,
  "Ix": 5868181.9485,
  "Iy": 3150992.5641,
  "Zx": 78242.426,
  "Zy": 63019.8513,
  "Sx": 94632.7929,
  "Sy": 71806.7824,
  "J": 6641563.0713,
  "C": 104797.4496,
  "Iw": 0.0,
  "rx": 55.8538,
  "ry": 40.9284,
  "mass_calc": 14.7662,
  "surface": 0.4828,
  "surface_t": 32.6237
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 0.9032746305771951,
  "phiVv": 276048.0,
  "phiNs": 688133.9169316989,
  "phiNt": 719497.9609519723,
  "phiMsx": 37756906.140944116,
  "phiMsy": 21435211.987316992,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/rectangular-hollow-sections/150x100x4-0rhs/"
}