| Summary | This standard specifies the structural type, materials, processing and assembly quality, non-destructive testing, balance quality, water flow, roll surface rubber quality, roll surface coating, coating and spraying requirements for steel pipe rolls used in paper machines, and describes the corresponding tests. Method, stipulates inspection rules, marking, packaging, transportation and storage requirements. This standard applies to breast rollers, table rollers, bed rollers, drive rollers, guide rollers, paper take-up rollers, paper rollers, paper cylinders, forming rollers and other steel pipe rollers with a diameter of less than 2000mm for paper machines. Production, design, inspection and sales. |