{
 "designation": "76x38x2.5RHS",
 "type": "Rectangular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 4.15,
 "dimensions_mm": {
  "d": 76.0,
  "b": 38.0,
  "t": 2.5,
  "ro": 5.0
 },
 "properties": {
  "A": 528.8986,
  "Ix": 383165.7507,
  "Iy": 129376.0585,
  "Zx": 10083.3092,
  "Zy": 6809.2662,
  "Sx": 12679.4624,
  "Sy": 7807.8898,
  "J": 319936.9632,
  "C": 11826.557,
  "Iw": 0.0,
  "rx": 26.9158,
  "ry": 15.6401,
  "mass_calc": 4.1519,
  "surface": 0.2194,
  "surface_t": 52.8711
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 86265.0,
  "phiNs": 214203.9171151543,
  "phiNt": 202303.69949764575,
  "phiMsx": 5135182.287492476,
  "phiMsy": 2834491.8195895087,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/rectangular-hollow-sections/76x38x2-5rhs/"
}