This standard specifies the classification and labeling, raw materials, requirements, test methods, inspection rules, marking, transportation and storage of plastic septic tanks (hereinafter referred to as "septic tanks"). This standard applies to septic tanks whose top soil is no more than 2 m and made of polyethylene (PE), polypropylene (PP) or rigid polyvinyl chloride (PVC-U) as the main raw materials.
CJ/T 489-2016 Referenced Document
GB/T 1033.1 Plastics.Methods for determining density of non-celluar plastics.Part1:Immersion method,liquid pyknometer method and titration method
GB/T 1040.1 Plastics—Determination of tensile properties—Part 1:General principles*， 2018-12-28 Update
GB/T 1040.2 Plastics—Determination of tensile properties—Part 2: Test conditions for moulding and extrusion plastics*， 2022-07-11 Update
GB/T 14152 Thermoplastics pipes-Determination of resistance to external blows-Round-the-clock method
GB/T 17037.1 Plastics—Injection moulding of test specimens of thermoplastic materials—Part 1:General principles，and moulding of multipurpose and bar test specimens*， 2019-05-10 Update
GB/T 19472.2 Polyethylene structure-wall piping systems for underground usage—Part2: Polyethylene spirally enwound structure-wall pipes*， 2017-12-29 Update
GB/T 3682 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics
GB/T 9341 Plastic.Determination of flexural properties