90.20 Standard under periodical review Jul 15, 2026
ISO
ISO/TC 17/SC 12 Continuous mill flat rolled products
International Standard
77.140.50 Flat steel products and semi-products
Published
This document specifies the requirements for hot-rolled twin-roll cast steel sheet of commercial quality.
The product is intended for applications where the presence of oxide or scale or normal surface imperfections disclosed after removal of oxide or scale are not objectionable. It is not suitable for applications where the surface is of prime importance.
This document does not cover steel sheet that is subjected to subsequent rolling.
WITHDRAWN
ISO 15177:2012
PUBLISHED
ISO 15177:2021
90.20
Standard under periodical review
Jul 15, 2026