The standard specifies the test method by slow bending, which is used to assess the hydrogen embrittlement of steels during chemical or electrolytic surface treatments. This test is also used to verify the recovery of the initial ductility during de-embrittlement treatments.
DS/EN 2831:1993 history
1993DS/EN 2831:1993 Aerospace series. Hydrogen embrittlement of steels. Test by slow bending