GB/T 27710-2011 Floor drain

GB/T 27710-2020 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 9286-1998 Paints and varnishes—Cross cut test for films GB/T 10125-1997 Corrosion tests in artificial atmospheres—Salt spray tests HG/T 3091 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 7306.1-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads—Part 1:Parallel internal and taper external threads GB/T 7306.2-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads—Part 2:Taper internal and external threads GB/T 7307-2001 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads GB/T 12600-1990 Metallic coatings—Electroplated coatings of copper plus nickel plus chromium on plastics materials GB/T 12600-2005 Metallic coatings—Electroplated coatings of nickel plus chromium on plastics materials GB/T 12716-2002 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on the threads GB/T 12716-2011 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on threads HG/T 3097-2006 Rubber sealing parts - Sealing ring for pipe interface of 110℃ hot water supply pipeline - Material specification GB/T 2829-2025 Sampling procedures and tables for periodic inspection by attributes(Apply to inspection of process stability)