JB/T 7778.3-1995
Method of chemical analysis for silver tungsten carbide electrical contact material - Determination of total carbon content by gas volumetric method (English Version)
- Standard No.
- JB/T 7778.3-1995
- Language
- Chinese, Available in English version
- Release Date
- 1995
- Published By
- Professional Standard - Machinery
- Status
- 2008-07
- Replace By
- JB/T 7778.3-2008
- Latest
- JB/T 7778.3-2008
- Scope
- This standard specifies the method for the determination of the total carbon content in silver tungsten carbide electrical contact materials. This standard applies to the determination of the total carbon content in silver tungsten carbide electrical contact materials. Measuring range; 2.00% ~ 5.00%.
JB/T 7778.3-1995 history
- 2008 JB/T 7778.3-2008 Test methods for chemical analysis of silver-tungsten carbide electric contact material.Part 3:Determination of overall carbon content
- 1995 JB/T 7778.3-1995 Method of chemical analysis for silver tungsten carbide electrical contact material - Determination of total carbon content by gas volumetric method
