{
 "designation": "125TFB",
 "type": "Taper Flange Beam",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 13.1,
 "dimensions_mm": {
  "d": 125.0,
  "bf": 65.0,
  "tf": 8.5,
  "tw": 5.0,
  "r1": 8.0,
  "r2": 4.0
 },
 "properties": {
  "A": 1674.5252,
  "Ix": 4340343.1437,
  "Iy": 336681.583,
  "Zx": 69445.4903,
  "Zy": 10359.4333,
  "Sx": 80289.8922,
  "Sy": 17211.7766,
  "J": 31112.0833,
  "Iw": 1142381653.6683,
  "rx": 50.9115,
  "ry": 14.1796,
  "mass_calc": 13.145,
  "surface": 0.4696,
  "surface_t": 35.8441
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 320,
  "fu": 440,
  "kf": 1.0,
  "phiVv": 108000.0,
  "phiNs": 482263.24907257606,
  "phiNt": 482263.24907257606,
  "phiMsx": 23123488.944208786,
  "phiMsy": 4475275.195374915,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/taper-flange-beams/125tfb/"
}