{
 "designation": "13RND",
 "type": "Round Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 1.04,
 "dimensions_mm": {
  "dia": 13.0
 },
 "properties": {
  "A": 132.7323,
  "Ix": 1401.9848,
  "Zx": 215.69,
  "Sx": 366.1667,
  "J": 2803.9696,
  "Iy": 1401.9848,
  "Zy": 215.69,
  "Sy": 366.1667,
  "rx": 3.25,
  "ry": 3.25,
  "mass_calc": 1.0419,
  "surface": 0.0408,
  "surface_t": 39.2699
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 35837.71819582557,
  "phiNt": 35837.71819582557,
  "phiMsx": 87354.43810232481,
  "phiMsy": 87354.43810232481,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/round-bar/13rnd/"
}