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GB/T 15072.16-2008
Test method of precious metal alloys - Determination of copper and manganese contents for gold alloys - Inductively coupled plasma atomic emission spectrometry
GB/T 15072.15-2008
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 15072.14-2008
Test method of precious metal alloys - Determination of aluminium and nickel contents for silver alloys - Inductively coupled plasma atomic emission spectrometry
GB/T 15072.13-2008
Test method of precious metal alloys - Determination of tin , cerium and lanthanium contents for silver alloys - Inductively coupled clasma atomic emission spectrometry
GB/T 15072.12-2008
Test method of precious metal alloys - Determination of nickel contents for silver alloys - Hydrogen peroxide spectrophotometry
GB/T 15072.1-2008
Test method of precious alloys - Determination of gold content for gold, platinum and palladium alloys - Potentiometric titration using ferrous sulfate
GB/T 15072.11-2008
Test method of precious metal alloys - Determination of gadolinium and beryllium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry
GB/T 15072.10-2008
Test method of precious metal alloys - Determination of nickel content for gold alloys - Complexometric backing titration using EDTA
GB/T 13390-2008
Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption
GB/T 3482-2008
Lightning test method for electronic equipments
GB/T 21548-2008
Methods of measurement of the high speed semiconductor lasers directly modulated for optical fiber communication systems
GB/T 985.4-2008
Recommended joint preparation for welding on clad steels
GB/T 985.3-2008
Recommended joint preparation for gas-shield arc welding on aluminium and its alloys
GB/T 985.2-2008
Recommended joint preparation for submerged arc welding
GB/T 985.1-2008
Recommended joint preparation for gas welding, manual metal arc welding, gas-shield arc welding and beam welding
GB/T 21545-2008
Principles of protection against overvoltages and overcurrents
GB/T 19903.11-2008
Industrial automation systems and integration - Physical device control - Data model for computerized numerical controllers - Part 11: process data for milling
GB/T 10095.2-2008
Cylindrical gears - System of accuracy - Part 2: Definitions and allowable values of deviations relevant to radial composite deviations and runout information
GB/T 10095.1-2008
Cylindrical gears - System of accuracy - Part 1: Definitions and allowable values of deviations relevant to corresponding flanks of gear teeth
GB/T 17684-2008
Terminology for precious metals and their alloys
