Interest in bulk amorphous alloys has increased rapidly throughout the world and these materials have now gained a position of great importance in basic science and engineering materials technology. Bulk amorphous alloys based upon the Zr-Al-Ni-Cu, Zr-(Ti, Nb)-Al-Ni-Cu and Zr-Ti-Ni-Cu-Be systems have already achieved wide commercial success as components of various technical accessories ranging from sporting goods to optical instruments