ISO 21711:2019 specifies the requirements for the profiles, dimensions, tolerances, materials and inspection of chain wheels for chains on mobile offshore units.Chain wheels meeting the requirements of this document can be used with offshore mooring chains conforming to ISO 20438.
Document identifier
ISO 21711:2019
Title
Marine structures - Mobile offshore units - Chain wheels
ISO Category
TC 8/SC 4: Outfitting and deck machinery
Publication date
2019-05-01
International Relationship
BS ISO 21711:2019
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