This standard specifies the requirements relating to:Nickel base alloy NI-B21001 (NiCr15B4) Filler metal for brazing Amorphous foilfor aerospace applications.
EN 3934:2001 history
2001EN 3934:2001 Aerospace series - Nickel base alloy NI-B21001 (NiCr15B4) - Filler metal for brazing; Amorphous foil