{
 "designation": "42RND",
 "type": "Round Bar",
 "standard": "AS/NZS 3679.1",
 "mass_kg_m": 10.88,
 "dimensions_mm": {
  "dia": 42.0
 },
 "properties": {
  "A": 1385.4424,
  "Ix": 152745.0202,
  "Zx": 7273.5724,
  "Sx": 12348.0,
  "J": 305490.0404,
  "Iy": 152745.0202,
  "Zy": 7273.5724,
  "Sy": 12348.0,
  "rx": 10.5,
  "ry": 10.5,
  "mass_calc": 10.8757,
  "surface": 0.1319,
  "surface_t": 12.1275
 },
 "design_AS4100": {
  "grade": "300",
  "fy": 300,
  "fu": 440,
  "kf": 1.0,
  "phiNs": 374069.43726293667,
  "phiNt": 374069.43726293667,
  "phiMsx": 2945796.818445626,
  "phiMsy": 2945796.818445626,
  "ab": 0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/round-bar/42rnd/"
}