black baling wire 1.good tensile strength,soft,hard to rust 2.manufacturer 3.best price and A grade quality Baling WireWe produce good quality black iron wire for customers.Black iron wire, also called black wire, comes in the form of coil wire or cut wire.Mostly used in construction or daily use as binding material.tensile strength: 300MPa-1600MPa material: Q195 ,Q235 feasure: soft ,hard to rust ...