QB/T 1056-1991 《Bendtsen roughness tester》 Related products

This standard specifies the technical requirements, test methods, inspection rules and marks, Encasement, transportation and storage requirements for the Bentsen type viscosity roughness tester. Applicable to the production acceptance and mass assessment of the instrument, as well as the inspection of the cycle technical status in use. Relevant standards are cited, including the determination method of paper and Cardboard asperity and the general technical conditions for weighing instruments of light industrial machinery. See Table 1 for product classification.