YS/T 202-2009
Foils of precious metals and their alloys (English Version)
- Standard No.
- YS/T 202-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- Professional Standard - Non-ferrous Metal
- Status
- 2024-07
- Replace By
- YS/T 202-2023
- Latest
- YS/T 202-2023
- Replace
- YS/T 202-1994
- Scope
- This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and order form (contract) content for precious metals and their alloy foils. This standard applies to precious metals and their alloy foils used in aviation and electrical instrumentation.
YS/T 202-2009 Referenced Document
- GB 3490-1983 Metallographic examination method of copper oxide copper-containing precious metal materials
- GB/T 15072.1 Test method of precious alloys.Determination of gold content for gold ,platinum and palladium alloys.Potentiometric titration using ferrous sulfate
- GB/T 15072.10 Test method of precious metal alloys.Determination of nickel content for gold alloys.Complexometric backing titration using EDTA
- GB/T 15072.11 Test method of precious metal alloys.Determination of gadolinium and beryllium contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
- GB/T 15072.12 Test method of precious metal alloys.Determination of nickel contents for silver alloys.Hydrogen peroxide spectrophotometry
- GB/T 15072.13 Test method of precious metal alloys.Determination of tin,cerium and lanthanium contents for silver alloys.Inductively coupled clasma atomic emission spectrometry
- GB/T 15072.14 Test method of precious metal alloys.Determination of aluminium and nickel contents for silver alloys.Inductively coupled plasma atomic emission spectrometry
- GB/T 15072.15 Test method of precious metal alloys.Determination of nickel,zinc and manganese contents for gold,silver and palladium alloys.Inductively coupled plasma atomic emission spectrometry
- GB/T 15072.16 Test method of precious metal alloys.Determination of copper and manganese contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
- GB/T 15072.17 Test method of precious metal alloys.Determination of tungsten contents for platinum alloys.Tungstic acid gravimetry
- GB/T 15072.18 Test method of precious metal alloys.Determination of zirconium and gadolinium contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
- GB/T 15072.19 Test method of precious metal alloys.Determination of vanadium and magnesium contents for silver alloys.Inductively coupled plasma atomic emission spectrometry
- GB/T 15072.2 Test method of precious metal alloys.Determination of silver contents for silver alloys.Potentionmeter titration with sodium chloride
- GB/T 15072.20 Gold alloys-Determination of zirconium content
- GB/T 15072.3 Test method of precious metal alloys.Determination of platinum content for gold,platinum and palladium alloys.Electricity titration using potassium permanganate
- GB/T 15072.4 Test method of precious metal alloys.Determination of palladium content for palladium and silver alloys.Butanedione dioxime gravimetry
- GB/T 15072.5 Test method of precious metal alloys.Determination of silver content for gold and palladium alloys.Potentionmeter titration with potassium iodide
- GB/T 15072.6 Test method of precious metal alloys.Determination of iridium contents for platinum,palladium alloys.Electricity titration with ferrous sulfate
- GB/T 15072.7 Test methods of precious metal alloys.Determination of chromium and iron contents for gold alloys.Inductively coupled plasma atomic emission spectrometry
- GB/T 15072.8 Test method of precious metal alloys.Determination of copper content for gold,palladium and silver alloys.Complexometric return titration using thiourea releasing EDTA
- GB/T 15072.9 Test method of precious metal alloys.Determination of indium content for gold alloys.Complexometric return titration using EDTA
- GB/T 15077-2008 Geometric size measuring methods of precious metals and their alloy materials
- GB/T 2828-1987 Batch-by-batch inspection counting sampling procedure and sampling table (applicable to continuous batch inspection)
- YS/T 561-2009 Method for chemical analysis of precious metals alloys.Platinum-rhodium alloys.Determination of rhodium content.Hexaammine cobalt nitrate gravimetriy
YS/T 202-2009 history
- 2023 YS/T 202-2023 Foils of precious metals and their alloys
- 2009 YS/T 202-2009 Foils of precious metals and their alloys
- 1970 YS/T 202-1994 Precious metal and its alloy foil
