{
 "designation": "16SQ",
 "type": "Square Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 2.01,
 "dimensions_mm": {
  "b": 16.0
 },
 "properties": {
  "A": 256.0,
  "Ix": 5461.3333,
  "Zx": 682.6667,
  "Sx": 1024.0,
  "J": 9214.3616,
  "Iy": 5461.3333,
  "Zy": 682.6667,
  "Sy": 1024.0,
  "rx": 4.6188,
  "ry": 4.6188,
  "mass_calc": 2.0096,
  "surface": 0.064,
  "surface_t": 31.8408
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 69120.0,
  "phiNt": 69120.0,
  "phiMsx": 276480.0,
  "phiMsy": 276480.0,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/square-bar/16sq/"
}