The section reference of a C-section 232mm deep and 1.8mm thick would be 232 C 18. The first 3 digits of the section reference indicate the depth of the section in millimetres (i.e. 232 equals 232mm deep).
The fourth digit is a letter that signifies the profile type (ie C for C-section). The last two digits indicate the material thickness (i.e. 18 equals 1.8mm).
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See C-section Sleeved Side Rail System for C-section sleeve references and weights.
All voestalpine Metsec C-section product is manufactured from pre hot dipped galvanised steel to BS EN10346:2015, Z275 coating and with a minimum yield strength of 450N/mm².
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