GB 13397-1992 Technical specification for silver-metaloxide electrical contacts by alloy internal oxidation method

GB/T 20235-2006 Technical specification for silver-tin oxide electric contact materials

GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.2-2008 Sampling procedures for inspection by attributes—Part 2:Sampling plans indexed by limiting quality(LQ)for isolated lot inspection GB/T 2828.3-2008 Sampling procedures for inspection by attributes—Part 3:Skip-lot sampling procedures GB/T 2828.4-2008 Sampling procedures for inspection by attributes—Part 4:Procedures for assessment of declared quality levels GB/T 2828.5-2011 Sampling procedures for inspection by attributes—Part 5:System of sequential sampling plans indexed by acceptance quality limit(AQL)for lot-by-lot inspection GB/T 2828.10-2010 Sampling procedures for inspection by attributes—Part 10:Introduction to the GB/T 2828 series of standards for sampling for inspection by attributes GB/T 2828.11-2008 Sampling procedures for inspection by attributes—Part 11:Procedures for assessment of declared quality levels for small population GB/T 5586-1998 Test methods for essential porperty of electric contact material GB/T 5586-2016 Test methods for essential property of electrical contact materials GB/T 5587-2003 Basic shapes,dimensions,symbols and notations of silver based electrical contacts GB/T 5587-2016 Basic shapes,dimensions,symbols and notations of silver based electrical contacts JB/T 4107.1-2014 Electro-contact material chemical analysis methods - Part 1: General principles and guidelines JB/T 4107.2-2014 Electro-contact material chemical analysis methods - Part 2: Determination of copper content in copper-tungsten alloys JB/T 4107.3-2014 JBT 4107.3-2014 Electro-contact material chemical analysis methods Part 3: Determination of carbon content in silver graphite for silver graphite material JB/T 4107.4-2014 JB/T 4107.5-2014 Electric contact material chemical analysis methods - Part 5: Determination of nickel content in silver-nickel alloys. (English translation only) JB/T 4107.6-2014 Electro-contact material chemical analysis methods - Part 6: Determination of iron content in silver-iron alloys JB/T 4107.1-1999 Electro-contact material chemical analysis methods: General principles and general provisions JB/T 4107.2-1999 Electro-contact material chemical analysis method - Determination of copper content in copper-tungsten (iodometric method) JB/T 4107.4-1999 Electro-contact material chemical analysis method Determination of silver content in silver-tungsten (iodimetric method) JB/T 4107.5-1999 Electro-contact material chemical analysis method Determination of nickel content in silver-nickel (EDTA capacity method) JB/T 4107.6-1999 Electro-contact material chemical analysis method - Determination of iron content in silver-iron (Determination of iron content using potassium dichromate method) JB/T 4107.7-1999 Electro-contact material chemical analysis method for determination of carbon content in silver graphite (carbon content determination by gas volume capacity method)