GB/T 27710-2020 Floor drain

GB/T 27710-2011 Floor drain

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 9286-1998 Paints and varnishes—Cross cut test for films GB/T 10125-2012 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 1176-1987 Specification for cast copper alloys GB/T 1176-2013 Casting copper and copper alloys GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability) GB/T 5231-2001 Wrought copper and copper alloys chemical composition limits and forms of wrought products GB/T 5231-2012 Designation and chemical composition of wrought copper and copper alloys GB/T 5231-2022 Designation and chemical composition of wrought copper and copper alloys GB/T 8801-2007 Test method for unplasticized polyvinyl chloride(PVC-U)fittings by falling GB/T 8802-2001 Thermoplastics pipes and fitting-Determination of vicat softening temperature GB/T 20878-2007 Stainless and heat-resisting steels—Designation and chemical composition GB/T 21873-2008 Rubber seals—Joint rings for water supply,drainage and sewerage pipelines—Specification for materials GB/T 26311-2010 Rods and bars of recycling copper and copper alloys GB/T 26311-2024 Rod,bar and wire of recycling copper and copper alloy GB/T 27572-2011 Rubber seals—Joint rings for pipelines for hot-water supply up to 110 ℃—Specification for the materials GB/T 20878-2024 Stainless steels—Designation and chemical composition GB/T 21873-2025 Rubber seals—Joint rings for water supply,drainage and sewerage pipelines—Specification for materials GB/T 27572-2025 Rubber seals—Joint rings for pipelines for hot-water supply up to 110 ℃—Specification for the materials GB/T 2829-2025 Sampling procedures and tables for periodic inspection by attributes(Apply to inspection of process stability)