{
 "designation": "90BT8.1",
 "type": "Beam Tee (cut from UB)",
 "standard": "Cut from AS/NZS 3679.1 UB",
 "mass_kg_m": 8.05,
 "dimensions_mm": {
  "d": 86.5,
  "bf": 90.0,
  "tf": 7.0,
  "tw": 4.5,
  "r1": 8.9
 },
 "properties": {
  "A": 1021.7605,
  "Ix": 621315.0317,
  "Iy": 426559.4875,
  "Zx": 9180.9808,
  "Zxf": 33003.2849,
  "Zy": 9479.0997,
  "Sx": 16335.5299,
  "Sy": 14721.6211,
  "yc": 18.8259,
  "J": 12704.8125,
  "rx": 24.6593,
  "ry": 20.4322,
  "mass_calc": 8.0208,
  "surface": 0.3454,
  "surface_t": 42.9018
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 320,
  "fu": 440,
  "kf": 0.930148257551904,
  "phiNs": 273711.9685634499,
  "phiNt": 294267.033605851,
  "ab": 1.0
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/beam-tees/90bt8-1/"
}