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Status : Active
Standard Type : Main
Document No : ISO 21173:2019
Document Year : 2019
Pages : 12
Edition : 1
Section Volume : Marine technology (ISO/TC 8/SC 13.)
This document is applicable to the pressure structure of manned submersibles and unmanned submersibles, including the pressure hull, its accessories (such as viewports, hatches and connectors) and buoyancy materials. The long-term static load and cycling external pressure tests are only applicable to buoyancy material.
This document is not applicable to submarines and other submersibles parking or operating underwater for more than one week.