... 0.8mm Tensile Strength: 500~980 N/mm2 Black iron wire, also called black wire or Annealed Wire, soft ... annealed wire, annealed iron wire or just annealed steel wire comes in the ... weaving wire mesh. We can produce two kinds of black iron wire, one is hard drawn wire, another is ... oxygen free. Black annealed wire which is made of iron wire, mainly used as tie wire or binding ...