ISO 20672 pdf download Ships and marine technology — Rate of turn indicators 1 Scope This document specifies the construction, performance requirements, methods of testing and requiredtest results for the rate of turn indicators required by Clause 2.9.1, Regulation 19, chapter V,SOLAS 1974(as amended, 2000). lt is based upon the requirements of lMO Resolution A.526(13), and is also associated with...