The two most commonly used types of lead-free solder are SnAgCu (tin-silver-copper, also called SAC) and SnCu (tin-copper). SnAgCu alloy with 3% silver and 0.5% copper (SAC305) was initially ...

An alloy is a mixture of two or more elements, at least one of which is a metal. The goal of creating an alloy is to combine the desirable properties of different elements to produce a material ...