{
 "designation": "180BT25.4",
 "type": "Beam Tee (cut from UB)",
 "standard": "Cut from AS/NZS 3679.1 UB",
 "mass_kg_m": 25.35,
 "dimensions_mm": {
  "d": 178.0,
  "bf": 171.0,
  "tf": 11.5,
  "tw": 7.3,
  "r1": 11.4
 },
 "properties": {
  "A": 3237.7511,
  "Ix": 8816074.6066,
  "Iy": 4799664.6124,
  "Zx": 63563.807,
  "Zxf": 224307.3571,
  "Zy": 56136.4282,
  "Sx": 111929.0314,
  "Sy": 86631.872,
  "yc": 39.3035,
  "J": 108280.3185,
  "rx": 52.1814,
  "ry": 38.502,
  "mass_calc": 25.4163,
  "surface": 0.6882,
  "surface_t": 27.1484
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 0.8649989727439609,
  "phiNs": 756175.8825411864,
  "phiNt": 874192.8098971442,
  "ab": 1.0
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/beam-tees/180bt25-4/"
}