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

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

JB/T 8753 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 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 7777.1-2008 The Chemical Analysis Methods of Silver-Oxide Tin-Oxide Indium-Oxide Electro-Contact Material Part 1: Determination of Tin Content by Iodometric Method JB/T 7777.3-2008 Silver-tin oxide-indium oxide electrode material chemical analysis method - Part 3: Dimetone oxime spectrophotometric method for nickel determination JB/T 7777.4-2008 The Chemical Analysis Method for Electro-Contacts Materials of Tin Oxide and Indium Oxide - Part 4: PAN Spectrophotometric Method for Determining Zinc Content JB/T 7777.5-2008 Silver-tin oxide-indium oxide electrode material chemical analysis method - Part 5: Flame atomic absorption spectroscopy for determination of nickel, zinc, and indium content JB/T 7780.1-2008 Rivet type contact wire material mechanical physical properties test method Part 1: Density measurement JB/T 7780.2-2008 Bolt type contact wire material mechanical and physical testing method - Part 2: Hardness measurement JB/T 7780.3-2008 Mating Contact Mechanical and Physical Test Method for Welding Threads - Part 3: Resistivity Measurement JB/T 7780.5-2008 Mating Pin Contact Mechanical and Physical Test Methods - Part 5: Twist Test for Wire Materials JB/T 7780.4-2008 JB/T 7777.2-2008 Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material-Part 2:Determination of indium JB/T 7780.1-1995 Nail contact wire material mechanical and physical testing methods, and density measurement method for nail contact wire material JB/T 7780.2-1995 Method for Mechanical and Physical Properties Test of Wire for Screw Terminal Contact and Hardness Measurement of Wire for Screw Terminal Contact JB/T 7780.3-1995 Methods for Testing Mechanical and Physical Properties of Tungsten Alloy Pin Contact Materials: Resistance Measurement Method for Tungsten Alloy Pin Contact Materials Made of Welding Wire JB/T 7780.5-1995 Method for mechanical and physical testing of wire for rivet contact tips and method for twisting test of wire for rivet contact tips JB/T 8985-1999 JB/T 7777.3-1995 Silver-tin oxide-indium oxide electrode material chemical analysis method: Nickel determination using diacetoneoxime spectrophotometry JB/T 7777.4-1995 The chemical analysis method for silver-nickel oxide-indium oxide electric contact material: PAN spectrophotometric method for determination of zinc content. The translation of the sentence is "The chemical analysis method for silver-nickel oxide-indium oxide electric contact material: using PAN spectrophotometry to determine the zinc content." JB/T 7777.5-1995 The Chemical Analysis Method for Silver-Oxide-Tin-Oxide-Indium Electro-Finger-Touch Material: Determination of Nickel, Zinc, and Indium Content by Flame Atomic Absorption Spectrometry JB/T 7780.4-1995 The mechanical and physical properties test method for wire used for rivet contact tips includes tensile testing method for wire used for rivet contact tips