{
 "designation": "76x38x3.0RHS",
 "type": "Rectangular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 4.9,
 "dimensions_mm": {
  "d": 76.0,
  "b": 38.0,
  "t": 3.0,
  "ro": 6.0
 },
 "properties": {
  "A": 624.8139,
  "Ix": 442948.9285,
  "Iy": 148514.557,
  "Zx": 11656.5507,
  "Zy": 7816.5556,
  "Sx": 14804.0052,
  "Sy": 9088.5406,
  "J": 372894.8167,
  "C": 13625.1993,
  "Iw": 0.0,
  "rx": 26.6257,
  "ry": 15.4173,
  "mass_calc": 4.9048,
  "surface": 0.2177,
  "surface_t": 44.4282
 },
 "design_AS4100": {
  "grade": "C450L0",
  "fy": 450,
  "fu": 500,
  "kf": 1.0,
  "phiVv": 102060.0,
  "phiNs": 253049.64064582365,
  "phiNt": 238991.3272766112,
  "phiMsx": 5995622.1238787705,
  "phiMsy": 3613633.8539505126,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/rectangular-hollow-sections/76x38x3-0rhs/"
}