YS/T 201-2007
Sheets and bands of precious metals and their alloys (English Version)

Standard No.

YS/T 201-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

Professional Standard - Non-ferrous Metal

Status

Be replaced 2019-04

Replace By

YS/T 201-2018

Latest

YS/T 201-2018

Replace

YS/T 201-1994

Scope

This standard specifies the requirements, test methods, inspection rules and markings, packaging, transportation, storage and contracts or order orders for precious metals and their alloy plates and strips. This standard applies to precious metals and their alloy plates and strips used in the electrical appliance and instrument industries.

YS/T 201-2007 Referenced Document

• GB 3490 Metallographic examination method of copper oxide copper-containing precious metal materials
• GB/T 1485 Method for chemical analysis of platinum-rhodium alloys
• GB/T 1486 Method for chemical analysis of platinum-ruthenium alloys
• GB/T 15072.1 Test method of precious alloys.Determination of gold content for gold ,platinum and palladium alloys.Potentiometric titration using ferrous sulfate*， 2008-03-31 Update
• GB/T 15072.10 Test method of precious metal alloys.Determination of nickel content for gold alloys.Complexometric backing titration using EDTA*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• GB/T 15072.12 Test method of precious metal alloys.Determination of nickel contents for silver alloys.Hydrogen peroxide spectrophotometry*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• GB/T 15072.17 Test method of precious metal alloys.Determination of tungsten contents for platinum alloys.Tungstic acid gravimetry*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• GB/T 15072.2 Test method of precious metal alloys.Determination of silver contents for silver alloys.Potentionmeter titration with sodium chloride*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• GB/T 15072.4 Test method of precious metal alloys.Determination of palladium content for palladium and silver alloys.Butanedione dioxime gravimetry*， 2008-03-31 Update
• GB/T 15072.5 Test method of precious metal alloys.Determination of silver content for gold and palladium alloys.Potentionmeter titration with potassium iodide*， 2008-03-31 Update
• GB/T 15072.6 Test method of precious metal alloys.Determination of iridium contents for platinum,palladium alloys.Electricity titration with ferrous sulfate*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• 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*， 2008-03-31 Update
• GB/T 15072.9 Test method of precious metal alloys.Determination of indium content for gold alloys.Complexometric return titration using EDTA*， 2008-03-31 Update
• GB/T 15077 Geometric size measuring methods of precious metals and their alloy materials*， 2008-03-31 Update
• GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*， 2013-02-15 Update

YS/T 201-2007 history

• 2019 YS/T 201-2018 Precious metals and their alloy plates and strips
• 2007 YS/T 201-2007 Sheets and bands of precious metals and their alloys
• 1970 YS/T 201-1994 Precious metals and their alloy plates and strips