This standard specifies the type, basic parameters, technical requirements, test methods, inspection rules, marking, packaging and storage of vertical scraper discharge centrifuges. This standard applies to vertical scraper discharge centrifuges (hereinafter referred to as centrifuges). This type of centrifuge is mainly used for dehydration of 0~13mm fine coal in coal preparation plants, and can also be used for solid-liquid separation of other similar materials.