põhimetallina vaske sisaldav sulam; liigitatakse kõrgvasesulamiteks, vasetsingisulamiteks (messingid), vasetinasulamid (pronksid), valgevased) jt (vt messing, pronks, valgevask), copper alloys can be classified into several categories according to composition: high-copper alloys, copper-zinc alloys (brasses), copper-tin alloys (bronzes), copper-nickel alloys (copper nickels), copper-nickel-zinc alloys (nickel silvers), leaded coppers etc (see: brass, bronze, copper-nickel alloy)