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ASTM B 502 Aluminium-clad steel core wire for aluminium conductors,aluminium-clad steel reinforced ,either AW2(norminal strength) or AW3(high strength)
ASTM B 856 Concentric-lay stranded aluminium conductors , coated steel supported(ACSS)
求助以上2个标准,谢谢!
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ASTM B 502-02 Aluminum-Clad Steel Core Wire for Aluminum Conductors, Aluminum-Clad Steel Reinforced.rar
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