International Standard
ISO 21635:2018
Ships and marine technology — Specification of high manganese austenitic steel used for LNG tanks on board ships
Reference number
ISO 21635:2018
Edition 1
International Standard
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ISO 21635:2018
Published (Edition 1, 2018)
This standard was last reviewed and confirmed in 2023. Therefore this version remains current.

ISO 21635:2018

ISO 21635:2018
CHF 42
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This document describes the specification of high manganese (Mn) austenitic steel plates to be used for LNG tanks on board ships.

The specification of high manganese austenitic steel can be also considered for design and manufacture of cargo tanks and process pressure vessels of LNG supply/terminal and transportation of fuels and traded gases.

This document is primarily applicable for the specification of LNG tanks below volumetric capacity of approximately 30 000 m3 using high manganese austenitic steel.

The thickness of plates is limited to between 6 mm to 40 mm.

General information

  •  : Published
     : 2018-07
    : International Standard confirmed [90.93]
  •  : 1
     : 6
  • ISO/TC 8/SC 8
  • RSS updates

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