news
  • Surface treatment of plastic mold steel

    Surface treatment of plastic mold steel

    Surface treatment method: 1. Nitriding treatment 2. Heat treatment    (1) C45 W medium carbon steel  American standard number: AISI 1050 ~ 1055; Japanese standard number: S50C~ S55C German standard number: 1.1730 . China Carbon Steel or 45# steel is called Ace Steel in Hong Kong. The hardness of thi... read more

    Apr 09,2021 News
  • What points should be paid attention to when heating cold steel ingots?

    What points should be paid attention to when heating cold steel ingots?

    The following points should be paid attention to when heating cold steel ingots: 1) Steel ingots are heated in the furnace according to the following three forms. 2) The position where the steel ingot is installed in the furnace should be uniformly heated. The commonly used methods are: ①Use cushion... read more

    Mar 31,2021 News
  • The hardness testing method and instrument selection of mold steel

    The hardness testing method and instrument selection of mold steel

    Die steel is the main material of the mold industry. According to the different service conditions, environment and state of the mold, the mold steel should have different characteristics. In industrial production, the service life of the mold and the precision, quality and appearance performance of... read more

    Mar 23,2021 News
  • What are the performance requirements of cold work die steel?

    What are the performance requirements of cold work die steel?

    Cold work molds are molds used for pressure processing or other processing of materials at room temperature. It has a wide variety and complex structure. The mold is subjected to mechanical forces such as compression, stretching, bending, impact, and friction during use. The normal failure modes of ... read more

    Mar 18,2021 News
  • What are the differences and advantages of hot-rolled steel and cold-rolled steel?

    What are the differences and advantages of hot-rolled steel and cold-rolled steel?

    Both hot rolling and cold rolling are processes for forming steel plates or profiles, and they have a great influence on the structure and properties of steel. The rolling of steel is mainly hot rolling, and cold rolling is usually only used for the production of small-sized steel and sheet steel wi... read more

    Mar 11,2021 News