{
 "designation": "45SQ",
 "type": "Square Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 15.9,
 "dimensions_mm": {
  "b": 45.0
 },
 "properties": {
  "A": 2025.0,
  "Ix": 341718.75,
  "Zx": 15187.5,
  "Sx": 22781.25,
  "J": 576547.875,
  "Iy": 341718.75,
  "Zy": 15187.5,
  "Sy": 22781.25,
  "rx": 12.9904,
  "ry": 12.9904,
  "mass_calc": 15.8962,
  "surface": 0.18,
  "surface_t": 11.3208
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 546750.0,
  "phiNt": 546750.0,
  "phiMsx": 6150937.5,
  "phiMsy": 6150937.5,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-bar/45sq/"
}