{
 "designation": "75x50x5UA",
 "type": "Unequal Angle",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 4.4,
 "dimensions_mm": {
  "d": 75.0,
  "b": 50.0,
  "t": 4.6,
  "r1": 7.0,
  "r2": 3.0
 },
 "properties": {
  "A": 560.4953,
  "Ix": 320968.8463,
  "Iy": 115255.4055,
  "Zx": 6267.105,
  "Zy": 2995.1838,
  "Sx": 11398.3926,
  "Sy": 5408.966,
  "Iu": 369628.4535,
  "Iv": 66595.7983,
  "alpha": 23.6231,
  "xc": 11.5198,
  "yc": 23.7851,
  "J": 3906.4181,
  "ru": 25.6801,
  "rv": 10.9003,
  "rx": 23.9302,
  "ry": 14.3399,
  "mass_calc": 4.3999,
  "surface": 0.2444,
  "surface_t": 55.55
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 320,
  "fu": 440,
  "kf": 0.9183714594201299,
  "phiNs": 148245.94118683392,
  "phiNt": 161422.63532496762,
  "ab": 1.0
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/unequal-angles/75x50x5ua/"
}