This European Standard specifies the ring hydraulic pressure test for metallic tubes. It is generally applied to tubes with an outside diameter generally greater than 120 mm and outside diameter to thickness ratio not less than 20.The objective of this test is to ascertainThe value of the hoop stress required to produce a specified total circumferential (hoop) strain.
EN 10275:1999 history
1999EN 10275:1999 Metallic materials - Tube ring hydraulic pressure test