{
 "designation": "355.6x12.7CHS",
 "type": "Circular Hollow Section",
 "standard": "AS/NZS 1163",
 "mass_kg_m": 107.0,
 "dimensions_mm": {
  "do": 355.6,
  "t": 12.7
 },
 "properties": {
  "A": 13681.1019,
  "Ix": 201354524.9718,
  "Iy": 201354524.9718,
  "Zx": 1132477.6433,
  "Zy": 1132477.6433,
  "Sx": 1493954.0013,
  "Sy": 1493954.0013,
  "J": 402709049.9437,
  "C": 2264955.2865,
  "rx": 121.3166,
  "ry": 121.3166,
  "mass_calc": 107.3967,
  "surface": 1.1172,
  "surface_t": 10.4407
 },
 "design_AS4100": {
  "grade": "C350L0",
  "fy": 350,
  "fu": 430,
  "kf": 1.0,
  "phiVv": 1551436.9595007168,
  "phiNs": 4309547.109724213,
  "phiNt": 4309547.109724213,
  "phiMsx": 470595510.4199997,
  "phiMsy": 470595510.4199997,
  "ab": -0.5
 },
 "units": "mm, N, N.mm (capacities); see /notation/",
 "source": "https://steelinfo.au/circular-hollow-sections/355-6x12-7chs/"
}