{
 "designation": "80RND",
 "type": "Round Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 39.46,
 "dimensions_mm": {
  "dia": 80.0
 },
 "properties": {
  "A": 5026.5482,
  "Ix": 2010619.2983,
  "Zx": 50265.4825,
  "Sx": 85333.3333,
  "J": 4021238.5966,
  "Iy": 2010619.2983,
  "Zy": 50265.4825,
  "Sy": 85333.3333,
  "rx": 20.0,
  "ry": 20.0,
  "mass_calc": 39.4584,
  "surface": 0.2513,
  "surface_t": 6.3692
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 290,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 1311929.0921390976,
  "phiNt": 1311929.0921390976,
  "phiMsx": 19678936.382086463,
  "phiMsy": 19678936.382086463,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/round-bar/80rnd/"
}