323.9x9.5CHS 323.9x9.5CHS Circular Hollow Section CHS 323.9 9.5 9383 73.659 116045270 716550 939336 111.2079 116045270 716550 939336 111.2079 232090540 1.0176 0.9579 Pending verification – nominal dimensions entered by the application developer AS/NZS 1163:2016 Cold-formed structural steel hollow sections 2016 2016 2026-10-12 UNVERIFIED Typical grade: C350L0. Nominal dimensions require verification against AS/NZS 1163 and the manufacturer catalogue.