The hardest metal known is steel alloy. When carbon and other elements are added, it can be made even harder.
mild steel.
The ace of spades
hard
The most common material used for hard drive platters is a type of metal called aluminum.
This metal is iron.
Most metals are harder than most common wood materials but there are extreem hard woods and very soft metals (even one metal is liquid: Mercury!).
Soft metal
Sodium is considered a soft metal. It is malleable and easily cut with a knife.
A hard metal will act as an abrasive on a soft metal if they come in direct contact. The hard metal will cut grooves in the soft metal.
It can be soft or hard.
It is a soft metal
Metal is generally harder than most other materials, such as plastic or wood, due to its strong and durable properties.