GJB 953A-2008
Specification for plate,sheet and strip of precious metal and their alloys (English Version)

Standard No.

GJB 953A-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence

Status

Be replaced 2016-03

Replace By

GJB 953A-2015

Latest

GJB 953A-2015

Scope

This specification stipulates the requirements, quality assurance regulations and delivery preparations of precious metals and their alloy plates, sheets and strips. This specification is applicable to precious metals and their alloy plates, sheets and strips for electrical appliances and instruments.

GJB 953A-2008 Referenced Document

• GB 3490 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*， 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 4340.1 Metallic materials.Vickers hardness test.Part 1:Test method*， 2009-06-25 Update
• GB/T 4340.2 Metallic materials.Vickers hardness test.Part 2:Verification and calibration of testing machines*， 2012-12-31 Update
• GB/T 4340.3 Metallic materials.Vickers hardness test.Part 3:Calibration of reference blocks*， 2012-12-31 Update
• GB/T 4340.4 Metallic materials—Vickers hardness test—Part 4：Tables of hardness values*， 2022-03-09 Update
• GJB 951 Tensile test methods for precious metals and their alloy plates and strips

GJB 953A-2008 history

• 2015 GJB 953A-2015 Specifications for plates, sheets and strips of precious metals and their alloys
• 2008 GJB 953A-2008 Specification for plate,sheet and strip of precious metal and their alloys
• 1990 GJB 953-1990 Precious metals and alloy plates and strips for aerospace use