Carbon Steel Wire rods in carbon steel wire rods are commonly called soft wires, and medium and high carbon steel wire rods are commonly called hard wires. Wire rods are mainly used as blanks for wire drawing, and can also be directly used as building materials and processed into mechanical parts. Stainless steel wire rod is used to manufacture stainless steel wire, stainless steel spring steel wire, stainless steel forging steel wire and steel wire for stainless steel wire rope.