The crystallization temperatures, magnetic properties, and density of amorphous alloys of Fe
xB
ySi
zC
zare reported for

, and

. The peak value of 4 ± M
sis 17 kG in the as-cast state and occurs in the region of Fe
82B
13Si
2.5C
2.5. The crystallization temperatures, Curie temperatures, saturation magnetization, and density all appear to be average values of the ternary Fe-B-Si and Fe-B-C properties.