{
 "designation": "30RND",
 "type": "Round Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 5.55,
 "dimensions_mm": {
  "dia": 30.0
 },
 "properties": {
  "A": 706.8583,
  "Ix": 39760.782,
  "Zx": 2650.7188,
  "Sx": 4500.0,
  "J": 79521.564,
  "Iy": 39760.782,
  "Zy": 2650.7188,
  "Sy": 4500.0,
  "rx": 7.5,
  "ry": 7.5,
  "mass_calc": 5.5488,
  "surface": 0.0942,
  "surface_t": 16.9816
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 190851.75370557996,
  "phiNt": 190851.75370557996,
  "phiMsx": 1073541.1145938872,
  "phiMsy": 1073541.1145938872,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/round-bar/30rnd/"
}