Because it steel wire can be use as it own earth connection
Steel wire is strong.
Construction uses steel wire
Illinois has steel wire manufacturing
Housing uses steel wire
The advantage is that it is strong and can stand up to many types of weather. Disadvantage is that it will get rusty easy.
Steel
The automotive industries use steel wire
Most steel wire industry workers are in the United Steel Workers of America
The most highly recommended type of binding wire used to bind steel is stainless steel binding wire. Annealed steel wires and galvanized steel wire can be used as well.
Most steel wire industry workers are in the United Steel Workers of America
There's really no such thing as a steel wire fence without galvanising. An ungalvanized steel wire fence would rust the first time it rained. Therefore you'd rather have galvanized steel or another option. Yes, galvanized steel wire is better suited for fences instead of non-galvanized steel wire. The reason for this is that the galvanizationn process coats the steel with a zinc coating, making it rust-resistant in the presence of moisture.
Steel wiredrawing plants manufacture wire cages