YS/T 974-2014 Copper and copper alloy strip for compound contacts

GB/T 5121.22-2008 Methods for chemical analysis of copper and copper alloys—Part 22:Determination of cadmium content GB/T 5121.23-1996 Copper and copper alloys—Determination of silicon content GB/T 5121.23-2008 Methods for chemical analysis of copper and copper alloys—Part 23:Determination of silicon content GB/T 5121.24-2008 Methods for chemical analysis of copper and copper alloys—Part 24:Determination of selenium and tellurium content GB/T 5121.25-2008 Methods for chemical analysis of copper and copper alloys—Part 25:Determination of boron content GB/T 5121.26-2008 Methods for chemical analysis of copper and copper alloys—Part 26:Determination of mercury content GB/T 5121.27-2008 Methods for chemical analysis of copper and copper alloys—Part 27:The inductively coupled plasma atomic emission spectromertric method GB/T 5121.28-2010 Method for chemical analysis of copper and copper alloys—Part 28:Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrum method GB/T 5121.28-2021 Methods for chemical analysis of copper and copper alloys—Part 28:Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry GB/T 5121.29-2015 Methods for chemical analysis of copper and copper alloys—Part 29:Determination of aluminium oxide content 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 8888-2003 Wrought heavy non-ferrous metal products-Packing,marking,transporting and storing GB/T 8888-2014 Wrough heavy non-ferrous metal products-packing,marking,transportation,storing and cetificate of quality GB/T 26303.3-2010 Measuring methods for dimensions and shapes of wrought copper and copper alloys—Part 3:Sheets and strips YS/T 478-2005 The method for electrical conductivity measurement of copper and copper alloys by use of eddy current YS/T 482-2005 Methods for analysis of copper and copper alloys—The atomic emission spectrometry YS/T 482-2022 Copper and Copper Alloy Analysis Methods: Spark Discharge Atomic Emission Spectrometry YS/T 483-2005 Methods for analysis of copper and copper alloys—X-Ray fluorescence spectrometric(wavelength dispersive) YS/T 483-2022 Copper and Copper Alloy Analysis Method: X-Ray Fluorescence Spectroscopy (Wavelength Dispersive Type) YS/T 668-2008 The sampling method of physical and chemical testing for copper and copper alloys YS/T 668-2020 YS/T 815-2012 Preparation method of test pieces for mechanical and technological properties of copper and copper alloys YS/T 815-2025 The preparation method of mechanical and process performance specimens for copper and copper alloys