General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 31313-2014
Scope
This standard specifies the sieving determination method of fluorite particle size. This standard applies to the sieving determination of fluorite particle size.
GB/T 31313-2014 Referenced Document
GB/T 22564 Fluorspar.Sampling and sample preparation
GB/T 6003.1 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth*, 2022-10-12 Update
GB/T 6003.2 Test sieves.Technical requirements and testing.Part 2:Test sieves of metal wire cloth
GB/T 6005 Test sieves.Metal wire cloth,perforated metal plate and electroformed sheet.Nominal sizes of openings
ISO 2591-1 Test sieving; part 1: methods using test sieves of woven wire cloth and perforated metal plate
GB/T 31313-2014 history
2014GB/T 31313-2014 Fluorspar.Determination of particle size distribution by sieving