This standard specifies the terms and definitions, classification, materials, requirements, test methods, inspection rules and signs, packaging, transportation and storage of floor drains. This standard applies to floor drains used in civil buildings.
GB/T 2828 Batch-by-batch inspection counting sampling procedure and sampling table (applicable to continuous batch inspection)
GB/T 2829 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 5231 Designation and chemical composition of wrought copper and copper alloys*, 2022-03-09 Update
GB/T 5270-2005 Metallic coatings on metallic substrates-Electrodeposited and chemically deposited coatings-Review of methods available for testing adhesion
GB/T 6461-2002 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates--Rating of test specimens and manufactured articles subjected to corrosion tests
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 8801 Test method for unplasticized polyvinyl chloride (PVC-U) fittings by falling