Black annealed wire is also called black iron wiresoft annealed wire and annealed iron wire. It includes annealed wire and black oiled wire. Black annealed iron wire gets its name from its plain black color. Soft annealed wire offers excellent flexibility and softness through the process of oxygen free annealing.Materials: iron wire or carbon steel wireFeatures of Black Annealed Wire:Low cost and economy Easy to handle and install Soften and flexible character Continuous coils and uniform diametersSpecifications of Black Annealed Wire:Wire Guage: BWG8 23 #Wire Diameter: 4mm 0.8mmTensile Strength: 500980 N/mm2Coil weight: 25kg, 50kg, 100kg, 200kg in normal coils 400500 Kg or by Z2, Z3 coilsPacking: wrapped with PE film inside, outside PVC woven cloth or Hessian cloth, Or can be put on wooden pallet