{
 "designation": "125BT18.6",
 "type": "Beam Tee (cut from UB)",
 "standard": "Cut from AS/NZS 3679.1 UB",
 "mass_kg_m": 18.65,
 "dimensions_mm": {
  "d": 128.0,
  "bf": 146.0,
  "tf": 10.9,
  "tw": 6.4,
  "r1": 8.9
 },
 "properties": {
  "A": 2374.8505,
  "Ix": 2964860.767,
  "Iy": 2830425.3236,
  "Zx": 28997.1104,
  "Zxf": 115125.7651,
  "Zy": 38772.9496,
  "Sx": 51502.6927,
  "Sy": 59461.6664,
  "yc": 25.7532,
  "J": 73257.0988,
  "rx": 35.3333,
  "ry": 34.5229,
  "mass_calc": 18.6426,
  "surface": 0.5404,
  "surface_t": 28.9737
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 320,
  "fu": 440,
  "kf": 0.9283415429889549,
  "phiNs": 634945.6536484808,
  "phiNt": 683956.9536058512,
  "ab": 1.0
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/beam-tees/125bt18-6/"
}