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	GB/T 20975.4-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 4：Determination of iron content Orthopenanthroline photometric method - 英文版
	GB/T 20975.3-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 3：Determination of copper content - 英文版
	GB/T 20975.24-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 24：Determination of total rare earth contents - 英文版
	GB/T 20975.23-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 23：Determination of antimony content Potassium iodide spectrophotometric method - 英文版
	GB/T 20975.22-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 22：Determination of beryllium content SCR spectrophotometric method - 英文版
	GB/T 20975.21-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 21：Determination of calcium content Flame atomic absorption spectrometric method - 英文版
	GB/T 20975.20-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 20：Determination of gallium content Butyrhodamine B spectrophotometric method - 英文版
	GB/T 20975.19-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 19：Determination of zirconium content - 英文版
	GB/T 20975.18-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 18：Determination of chromium content - 英文版
	GB/T 20975.17-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 17： Determination of strontium content Flame atomic absorption spectrometric method - 英文版
	GB/T 20975.16-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 16：Determination of magnesium - 英文版
	GB/T 20975.15-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 15：Determination of boron content - 英文版
	GB/T 20975.14-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 14：Determination of nickel content - 英文版
	GB/T 20975.13-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 13：Determination of vanadium content N-benzoyl-Nphenylhydroxylamine spectrophotometric method - 英文版
	GB/T 20975.12-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 12：Determination of titanium content - 英文版
	GB/T 20975.11-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 11：Determination of lead content Flame atomic absorption spectrometric method - 英文版
	GB/T 20975.10-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 10：Determination of tin content - 英文版
	GB/T 19867.5-2008 Welding procedure specification for resistance welding - 英文版
	GB/T 19867.4-2008 Welding procedure specification for laser beam welding - 英文版
	GB/T 19867.3-2008 Welding procedure specification for electron beam welding - 英文版
	GB/T 19867.2-2008 Welding procedure specification for gas welding - 英文版
	GB/T 19198-2008 Testing method for thermo-electromotive force of precious metals and their alloys pair up with platinum or copper - 英文版
	GB/T 18036-2008 The test method of thermo-emf for platinum - 英文版
	GB/T 17684-2008 Terminology for precious metals and their alloys - 英文版
	GB/T 17473.7-2008 Test methods of precious metals pastes used for microelectronics - Determination of solderability and solderelaching resistance - 英文版
	GB/T 17473.6-2008 Test methods of precious metal pastes used for microelectronics - Determination of resolution - 英文版
	GB/T 17473.5-2008 Test methods of pastes used for microelectronics - Determination of viscosity - 英文版
	GB/T 17473.4-2008 Test methods of precious metals pastes used for microelectronics - Determination of adhesion - 英文版
	GB/T 17473.3-2008 Test methods of precious metals pastes used for microelectronics Determination of sheet resistance - 英文版
	GB/T 17473.2-2008 Test methods of presious metals pastes used for microelectronics - Determination of fineness - 英文版

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