{
 "designation": "180BT28.4",
 "type": "Beam Tee (cut from UB)",
 "standard": "Cut from AS/NZS 3679.1 UB",
 "mass_kg_m": 28.35,
 "dimensions_mm": {
  "d": 179.5,
  "bf": 172.0,
  "tf": 13.0,
  "tw": 8.0,
  "r1": 11.4
 },
 "properties": {
  "A": 3623.8011,
  "Ix": 9865664.1444,
  "Iy": 5522236.356,
  "Zx": 70533.8722,
  "Zxf": 248952.4828,
  "Zy": 64212.0507,
  "Sx": 124519.427,
  "Sy": 99177.3312,
  "yc": 39.6287,
  "J": 154377.3333,
  "rx": 52.1772,
  "ry": 39.0369,
  "mass_calc": 28.4468,
  "surface": 0.6932,
  "surface_t": 24.452
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 0.8903857710930795,
  "phiNs": 871176.864395527,
  "phiNt": 978426.3098971464,
  "ab": 1.0
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/beam-tees/180bt28-4/"
}