Production processing: Steel wire rod----Surface treatment----Wire drawing(black iron wire)Steel wire rod----Surface treatment----Wire drawing----Annealed---- (Wire drawing---annealed) (black annelaed wire) Wire gauge:BWG6~BWG38(0.17mm-5mm) Tensile strength:350~550N/MM2 Elongation:20%-30%(Black iron wire)8%-15%(Black annealed wire)
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河北百恒 |
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日期: |
2015-06-30 |
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