This standard specifies a test method for determination of the relative rate of absorption of water by plastic or composite material.It's derived from ASTM D 570 - 98 and it shall be used together with EN 2591-100.
DS/EN 2591-515:2005 history
2005DS/EN 2591-515:2005 Aerospace series - Elements of electrical and optical connection - Test methods - Part 515: Hydrolytic stability