20.20 Mar 16, 2026
ISO
ISO/TC 17/SC 12
International Standard
This document is applicable to the minimum requirements for steel sheet, in coils and cut lengths, metallic-coated by the continuous hot-dip process, with aluminium-silicon alloy coating.
The product is intended for heat-resisting applications and also where both corrosion and heat resistance are required.
The steel sheet is produced in a number of quality designations and grades, coating mass, surface treatments and coating finish conditions to be compatible with differing application requirements.
PUBLISHED
ISO 5000:2019
IN_DEVELOPMENT
ISO/WD 5000
20.20
Working draft (WD) study initiated
Mar 16, 2026