{
 "designation": "180x20FL",
 "type": "Flat Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 28.26,
 "dimensions_mm": {
  "b": 180.0,
  "t": 20.0
 },
 "properties": {
  "A": 3600.0,
  "Ix": 120000.0,
  "Iy": 9720000.0,
  "Zx": 12000.0,
  "Zy": 108000.0,
  "Sx": 18000.0,
  "Sy": 162000.0,
  "J": 446400.0,
  "rx": 5.7735,
  "ry": 51.9615,
  "mass_calc": 28.26,
  "surface": 0.4,
  "surface_t": 14.1543
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 280,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 907200.0,
  "phiNt": 907200.0,
  "phiMsx": 4536000.0,
  "phiMsy": 40824000.0,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/flat-bar/180x20fl/"
}