{
 "designation": "Z15019",
 "type": "Z Purlin (Lysaght Zed)",
 "standard": "AS 1397 / AS/NZS 4600",
 "mass_kg_m": 4.51,
 "dimensions_mm": {
  "d": 152.0,
  "e": 65.0,
  "f": 61.0,
  "lip": 17.5,
  "t": 1.9,
  "ri": 5.0
 },
 "properties": {
  "A": 560.8438,
  "Ix": 2012694.7477,
  "Iy": 487133.9256,
  "Zx": 26482.8256,
  "Sx": 30844.7981,
  "Sy": 10478.1697,
  "J": 674.8821,
  "xc": 63.0324,
  "Iu": 2315372.2922,
  "Iv": 184456.3812,
  "alpha": 22.1408,
  "ru": 64.2524,
  "rv": 18.1353,
  "Zy": 7728.312,
  "rx": 59.9057,
  "ry": 29.4716,
  "mass_calc": 4.4026,
  "surface": 0.5942,
  "surface_t": 131.7445
 },
 "design_AS4100": {
  "grade": "G450",
  "fy": 450,
  "fu": 480
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/z-purlins/z15019/"
}