This standard specifies the requirements relating to:
Nickel base alloy NI-B21001 (NiCr15B4)
Filler metal for brazing
Borided foil
for aerospace applications.
BS EN 3935:2001 history
2001BS EN 3935:2001 Aerospace series - Nickel base alloy NI-B21001 (NiCr15B4) - Filler metal for brazing - Borided foil