BS ISO 21711:2019

What is BS ISO 21711 about? 

BS ISO 21711 is one of a series of documents on chain wheel marine structure which specifies the requirements for the profiles, dimensions, tolerances, materials, and inspection of chain wheels for chains on mobile offshore units. 

Who is this BS ISO 21711 for? 

BS ISO 21711 on chain wheel marine structures is applicable to: 

• Inspection agencies involved in the inspection of chain wheels 
• Manufacturers of material and equipment used for chain wheels 
• Shipping and marine industries 

Why should you use BS ISO 21711? 

BS ISO 21711 specifies requirements for inspection, dimensions, materials of chain wheels to help inspection agencies in the inspection of chain wheels for chains on mobile offshore units. 

BS ISO 21711 also specifies information about types of chain wheels and the nominal dimensions of chain wheels which help the manufacturers to build effective and optimum chain wheel structures.