日韩欧美在线视频免费,黄色国产91,欧美日韩亚洲国产,最近中文字幕在线,性高爱久久久久久久久,亚洲精品午夜不卡,一区二区三区福利视频

Main Products
Electroslag Remelting Products>> Main Products>> Electroslag Remelting
Products Grade: M2,M42,C8
Specifications: 160mm×160mm×9000mm
Applied Standard:  agreement
Characteristics: Cutting tools, drills, etc.
Applications: High-speed tool steel
Use of Products: High-speed tool steel is mainly used in the manufacture of high efficiency cutting tool, due to its high red hardness, wear resistance, high strength characteristics, but also for the manufacture of high performance requirements of the mold, roll, high temperature bearings and high-temperature springs.