ISO 18819:2026Published

Ships and marine technology — High-manganese austenitic steel — Specification for plates, sheets and coils below 6,0 mm for cryogenic temperature

Navires et technologie maritime — Acier austénitique à haute teneur en manganèse — Spécifications applicables aux tôles, feuilles et bobines d’épaisseur inférieure à 6,0 mm pour service à température cryogénique

Abstract / scope

This document specifies the delivery conditions for high-manganese austenitic steel in the form of hot rolled or cold rolled plates, sheets, and coils for low temperature purposes.

This document covers all product types with a thickness below 6,0 mm. Refer to ISO 23430 for specifications on high manganese-austenitic steel thin strips.