SOLDER FOR PALLADIUM AND ITS ALLOYS Russian patent published in 2008 - IPC B23K35/26 

FIELD: metallurgy; soldering alloys.

SUBSTANCE: invention relates to metallurgy of solders and brazers on base of precious metals, particularly, palladium, which are used in manufacture on jewelry articles made of palladium alloys, fineness 850. proposed solder contains components of following ratio, mass %: palladium 84.5-85.5; germanium 3.0-7.0; gallium 1.0-6.0, the remainder being copper. Summary content of germanium and gallium does not exceed 10 mass %. Solder features sufficiently ready fusibility and wettability of parts of article to be soldered and provides coincidence of fineness and color identity of base and soldered joint in jewelry article.

EFFECT: improved quality of ready article.

1 ex, 1 tbl