Patent ID: 8052809

Claim:
An amorphous, ductile brazing foil having a composition consisting essentially of Fe Rest Ni a Cr b Mo f Cu g Si c B d P e , wherein 0 atomic %≦a<25 atomic %; 0 atomic %≦b≦15 atomic %; 1 atomic %<c≦10 atomic %; 4 atomic %≦d≦15 atomic %; 1 atomic %≦e≦9 atomic %; 0 atomic %<f≦3 atomic %; 0 atomic %≦g≦3 atomic %; any impurities≦0.5 atomic %; rest Fe, wherein 2 atomic %≦c+e≦10 atomic % and 15 atomic %≦c+d+e≦22 atomic %.