This standard specifies the uniform requirements for the design, production, test methods and inspection rules of the single-lever consolidation instrument. This standard applies to single-lever consolidation instruments. The instrument is used to determine the consolidation characteristics of soil samples under the condition of no lateral deformation.
GB/T 4935-1996 history
2008GB/T 4935.1-2008 Instrument for soil test.Oedometer.Part 1:Single level arm oedometer