GB/T 12332-1990 Metallic coatings Electroplated coatings of nickel for engineering purposes

GB/T 12332-2008 Metallic coatings—Electroplated coatings of nickel for engineering purposes

GB/T 11379-1989 Metallic coatings—Electroplated coatings of chromium for engineering purposes GB/T 11379-2008 Metallic coatings—Electroplated coatings of chromium for engineering purposes GB/T 12609-1990 Electrodeposited metallic coatings and related finishes—Sampling procedures for inspection by attributes GB/T 12609-2005 Electrodeposited metallic coatings and related finishes—Sampling procedures for inspection by attributes GB/T 3505-2000 Geometrical product specifications (GPS)—Surface texture:Profile method—Terms, definitions and surface texture parameters GB/T 3505-2009 Geometrical Product Specifications (GPS)—Surface texture:Profile method—Terms,definitions and surface texture parameters GB/T 4340.1-1999 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2009 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2024 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.2-1999 Metallic vickers hardness test—Part 2:Verification of hardness testers GB/T 4340.2-2012 Metallic materials—Vickers hardness test—Part 2:Verification and calibration of testing machines GB/T 4340.3-1999 Metallic vickers hardness test—Part 3:Calibration of hardness reference blocks GB/T 4340.3-2012 Metallic materials—Vickers hardness test—Part 3:Calibration of reference blocks GB/T 4340.4-2009 Metallic materials—Vickers hardness test—Part 4:Tables of hardness values GB/T 4340.4-2022 Metallic materials—Vickers hardness test—Part 4:Tables of hardness values GB/T 4955-1997 Metallic coatings—Measurement of coating thickness—Coulometric method by anodic dissolution GB/T 4955-2005 Metallic coatings—Measurement of coating thickness—Coulometric method by anodic dissolution GB/T 5270-2005 Metallic coatings on metallic substrates—Electrodeposited and chemically deposited coatings—Review of methods available for testing adhesion GB/T 5270-2024 Metallic coatings on metallic substrates—Electrodeposited and chemically deposited coatings—Review of methods available for testing adhesion GB/T 6462-1986 Metallic and oxide coatings—Measurement of coating thickness—Microscopical method GB/T 6462-2005 Metallic and oxide coatings—Measurement of coating thickness—Microscopical method GB/T 9797-1997 Metallic coatings—Electrodeposited coatings of nickel plus chromium and of copper plus nickel plus chromium GB/T 9797-2005 Metallic coatings—Electroplated coatings of nickel plus chromium and of copper plus nickel plus chromium GB/T 9797-2022 Metallic and other inorganic coatings—Electrodeposited coatings of nickel,nickel plus chromium,copper plus nickel and of copper plus nickel plus chromium GB/T 4340.2-2025 Metallic materials—Vickers hardness test—Part 2:Verification and calibration of testing machines GB/T 4340.3-2025 Metallic materials—Vickers hardness test—Part 3:Calibration of reference blocks GB/T 6462-2025 Metallic and oxide coatings—Measurement of coating thinckness—Microscopical method