With the rapid development of the auto parts, people recommend higher requirements on the auto parts. And brake disc, as one of the most important parts, it also required high on the product quality. With the increasing competition of brake...

With the transformation and upgrading of metallurgical steel, energy and heavy industry, more and more high hardness difficult to process materials, such as casting high-speed steel roll, high-performance high-hardness alloy wear parts bega...

Heavy turning is machining the surface of the rolls with large cutting depth. So it will require high on the high temperature red hardness, durability, impact resistance and stable performance because of its high hardness, large margine, lo...

As the industrial base of the most important metallurgical steel field, in the case of transformation and upgrading, casting HSS rolls and high-performance high-hardness alloy wear-resistant parts began to large amount used, especially for m...

Roll is an important part of the mill industry, its production costs related to the quality, production safety and production costs of steel production enterprises. In order to ensure long working time, it often adds chromium, nickel and ot...