{
 "designation": "40x12FL",
 "type": "Flat Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 3.77,
 "dimensions_mm": {
  "b": 40.0,
  "t": 12.0
 },
 "properties": {
  "A": 480.0,
  "Ix": 5760.0,
  "Iy": 64000.0,
  "Zx": 960.0,
  "Zy": 3200.0,
  "Sx": 1440.0,
  "Sy": 4800.0,
  "J": 18685.44,
  "rx": 3.4641,
  "ry": 11.547,
  "mass_calc": 3.768,
  "surface": 0.104,
  "surface_t": 27.5862
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 129600.0,
  "phiNt": 129600.0,
  "phiMsx": 388800.0,
  "phiMsy": 1296000.0,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/flat-bar/40x12fl/"
}