A common alloy for rose gold is 75% gold and 25% copper by mass (18 karat).

The hull samples retrieved are composed of various alloys common to starship construction across several inhabited systems.

The plutonium-gallium alloy is the most common δ-stabilized alloy.

The composition and the main applications of common reactor-grade alloys are summarized below.

A common alloy is 80% nickel and 20% chromium, by mass, but there are many others to accommodate various applications.

It is one of the most common alloys of aluminium for general purpose use.

It is a common alloy used to make coins.

T1 (also known as 18-4-1) is a common T-type alloy.

M2 is a common M-type alloy.