NiCr8020,NiCr7030 wire ,NiCr6015,NiCr3020,NiCr3520,NiCr2520,and so on. Shanghai Daoda Electrical ... ,military and other manufacture industry.Our procuction range:Cold Drowing Wire:DIA 0.025mm-8.0mmHot Rolled Rod:DIA 8.0mm ... ISO 9001 and 14001 certificated2007-Start Exporting to International Market. NiCr7030 wire