Nickel Silver Strip is a copper-based alloy that contains from 10% to 45% zinc and from 5% to 30% nickel; most often alloyed with brass. It is yellowish brown in colour. Sometimes tin and lead are also added to improve the casting properties of the metal.
There are many different formulations of alloys which fall within the general term of “Nickel Silver”. All contain copper, nickel and zinc, while some formulations may additionally include antimony, tin, lead or cadmium. A representative formulation is 65% copper, 18% nickel, 17% zinc.