Does annealed steel wire rust?

Annealing removes some of the hardness present in the metal and makes it much more ductile, which is a useful property in wires. ... Black annealed wires also have a thin coating of light oil on it to help it pass through the baling machine easily. The oil also protects it from the environment and ensures it doesn't rust.

What is annealed wire used for?

Due to its flexibility and durability, annealed wire is employed for binding and tying purposes in a wide range of industries, including the following: In the agricultural industry, it is used to bale branches and hay. In the construction industry, it is used to set iron and creating fencing and fence elements.