User contributions
16 April 2014
Test Procedures for the Communications Technology
13.3.1 Measuring of Contact Resistance
+6
Test Procedures for the Communications Technology
13.3.1 Measuring of Contact Resistance
+199
File:Schematic describing the contact load categories.jpg
Summary
+71
File:Schematic describing the contact load categories.jpg
Schematic describing the contact load categories in the current-voltage ranges according to IEC DIN EN 61810-2. Arc-limiting graph for an arc duration < 1 ms
Testing Procedures for Power Engineering
13.4 Testing Procedures for Power Engineering
-8
Testing Procedures for Power Engineering
no edit summary
+1,914
Test Procedures for the Communications Technology
no edit summary
+1,044
Testing of Contact Surface Layers
no edit summary
+987
Testing of Contact Surface Layers
13.2.3.3 Bondability
Testing of Contact Surface Layers
13.2.3.3 Bondability
+81
Testing of Contact Surface Layers
13.2.2.2 Contact Resistance
+302
File:Frequency distribution of the contact resistance of a contaminated contact surface.jpg
Summary
+71
File:Frequency distribution of the contact resistance of a contaminated contact surface.jpg
Frequency distribution of the contact resistance of a contaminated contact surface (Ag rivet with electroplated hard gold layer; test parameters: 10 mV, 10 mA, 10 cN)
Testing of Contact Surface Layers
13.2.2.2 Contact Resistance
+285
File:Frequency distribution of the contact resistance of a clean contact surface.jpg
Summary
+71
File:Frequency distribution of the contact resistance of a clean contact surface.jpg
Frequency distribution of the contact resistance of a clean contact surface (Ag rivet with electroplated hard gold layer; test parameters: 10 mV, 10 mA, 10 cN)
Testing of Contact Surface Layers
13.2.2.2 Contact Resistance
+218
Testing of Contact Surface Layers
13.2.1.4 Ductility
+1
File:Computer controlled contact resistance measuring device.jpg
Summary
+71
File:Computer controlled contact resistance measuring device.jpg
Computer controlled contact resistance measuring device (WSK Messtechnik)
Testing of Contact Surface Layers
13.2.1.2 Porosity
-146
Testing of Contact Surface Layers
13.2.1.2 Porosity
+332
File:Porosity of an electroplated hard gold layer.jpg
Summary
+71
File:Porosity of an electroplated hard gold layer.jpg
Porosity of an electroplated hard gold layer as a function of the layer thickness at different surface roughness values Ra
Testing Procedures
no edit summary
+1
Testing Procedures
no edit summary
+94
Contact Carrier Materials
5.4.2 Stress Force Limitations
+149
Contact Carrier Materials
5.1.3 High Cu Content Copper Alloys
-39
Silver Based Materials
no edit summary
+31
Precious Metal Powders and Preparations
Precious Metal Powders
+38
Contact Materials for Electrical Engineering
Platinum Metal Based Materials
-40
Contact Materials for Electrical Engineering
Platinum Metal Based Materials
+85
General Rules for Dimensioning of Contacts
6.4.6 General Rules for Dimensioning of Contacts
-1
Physical Effects in Sliding and Connector Contacts
6.4.5 Physical Effects in Sliding and Connector Contacts
+240
Refining Methods
11.2.3 Chemical Refining
+1
Refining Methods
11.2.3 Chemical Refining
+127
File:Processes for the refining of precious metal scrap.jpg
Summary
+71
File:Processes for the refining of precious metal scrap.jpg
Processes for the refining of precious metal scrap
Refining Methods
11.2.1 Refining of Meltable Scrap
-1
Refining Methods
11.2.1 Refining of Meltable Scrap
-44
Refining Methods
no edit summary
+200
Precious Metal Refining
11.2 Refining Methods
+199
File:Examples of precious metal scrap.jpg
Summary
+71
File:Examples of precious metal scrap.jpg
Examples of precious metal scrap
Refining Methods
no edit summary
+303
Precious Metal Refining
11.1. Precious Metal Recycling and Environmental Protection
+150
File:Precious metals in various forms.jpg
Doduco Redaktion uploaded a new version of "File:Precious metals in various forms.jpg"
File:Precious metals in various forms.jpg
Summary
+70
File:Precious metals in various forms.jpg
Precious metals in various forms
Electromechanical Components
Assembled Contact Components
-69