±ÝÀºÆȶóµãÇÕ±Ý[gold-silver-palladium alloy]
¾à 50%ÀÇ Ag¿¡ ³»È²È¼ºÀ» ¼¼°Ô Çϱâ À§ÇØ ¾à 20%ÀÇ Pd¿Í ¼Ò·®ÀÇ Au, Cu¸¦ ÷°¡ÇÑ ÁÖÁ¶¿ëÇÕ±ÝÀ¸·Î, PdCuÀÇ ±ÔÄ¢°ÝÀÚ¸¦ Çü¼ºÇÏ°í ¼®Ãâ¿¡ ÀÇÇØ ½ÃÈ¿°æÈÇÑ´Ù.
Ä¡°ú¿ëÀη¹ÀÌ, Ŭ¶ó½ºÇÁºÎºÐ»ó(ßÉ) µî¿¡ ¾²ÀδÙ. ´ëÇ¥ÀûÀÎ Á¶¼º¿¹´Â Au 12%, Cu 15%, Ag 45%, Pd 20%.