高速钢丝质量赶超国际名牌—日本日立产品是国家“六五”科技攻专题。两年多以来,大连钢厂与钢研总院、上海工具厂及哈尔滨量具刃具厂通力协作,经过科学试验、批量试验生产、成果推广应用三个阶段,先 High-speed wire catch up with international brands of quality - Japan’s Hitachi products are national “Six-Five” technology attack topic. For more than two years, Dalian Steel Works cooperated with Steel Research Institute, Shanghai Tools Factory and Harbin Measuring & Cutting Tool Factory to carry out scientific experiment, batch trial production and popularization and application of results in three stages