{
 "designation": "Z15012",
 "type": "Z Purlin (Lysaght Zed)",
 "standard": "AS 1397 / AS/NZS 4600",
 "mass_kg_m": 2.89,
 "dimensions_mm": {
  "d": 152.0,
  "e": 65.0,
  "f": 61.0,
  "lip": 15.5,
  "t": 1.2,
  "ri": 5.0
 },
 "properties": {
  "A": 353.4985,
  "Ix": 1284453.5995,
  "Iy": 303133.0744,
  "Zx": 16900.7053,
  "Sx": 19550.3022,
  "Sy": 6492.4746,
  "J": 169.6793,
  "xc": 63.3912,
  "Iu": 1472221.9721,
  "Iv": 115364.7017,
  "alpha": 21.8391,
  "ru": 64.5346,
  "rv": 18.0652,
  "Zy": 4781.9445,
  "rx": 60.2789,
  "ry": 29.2835,
  "mass_calc": 2.775,
  "surface": 0.5916,
  "surface_t": 204.6954
 },
 "design_AS4100": {
  "grade": "G500",
  "fy": 500,
  "fu": 520
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/z-purlins/z15012/"
}