ISO 11951:2026

Cold-reduced tinmill products — Blackplate ISO 11951:2026

Publication date:   Apr 22, 2026

Scope

This document specifies requirements for single and double cold-reduced blackplate in the form of coils which are generally intended for manufacturing electrolytic tinplate or electrolytic chromium/chromium oxide-coated steel (ECCS) according to ISO 11949[1] or ISO 11950[2].
This document applies to:
—     single cold-reduced blackplate which is generally specified in nominal thicknesses that are multiples of 0,005 mm from 0,150 mm up to and including 0,600 mm;
—     double cold-reduced blackplate which is generally specified in nominal thicknesses that are multiples of 0,005 mm, from 0,100 mm up to and including 0,390 mm.
This document applies to coils in nominal minimum rolling widths of 600 mm1) with either trimmed or untrimmed edges.


1)Nominal minimum rolling widths of 500 mm may be applied by agreement between the purchaser and the manufacturer.