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Black annealed wire is also called black hard-drawn wire. With black surface, black annealed wire is made of iron wire through high temperature annealing or cold-drawn steel wire. To prevent the erosion of rust, the surface treatment of the black annealed wire is commonly filled with oil and the black annealed wire filled with oil is also called of oil annealed wire.
Specification
* Material: low carbon wire of Q195, Q235
* Wire diameter: BWG#6-#21.
* Tensile strength: 500-980 N/mm2.
* Coil weight: 25 kg, 50 kg, 100 kg, 200 kg, 500 kg, 800 kg, in normal coils
* Packing: wrapped with PE film inside, outside hessian cloth.
Application
Black annealed wire is widely used in construction binding, products packing, handicrafts, daily life and other fields. In wire mesh industry, black annealed wire is the raw material of the black wire cloth.
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