- Standard No.
- GB/T 7730.5-2000
- Language
- Chinese
- Release Date
- 2000
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
-
GB/T 5686.5-2008
- Lastest
-
GB/T 5686.5-2008
- Scope
- This standard specifies the infrared absorption method for the determination of carbon content. This standard applies to the determination of carbon content in ferromanganese and blast furnace ferromanganese. Measuring range: 0.025% (m/m) ~ 10.00% (m/m).
GB/T 7730.5-2000 history
- 2008 GB/T 5686.5-2008 Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal. Determination of carbon content. The infrared absorption method, the gasometric method, the gravimetric and the coulometric method
- 2000 GB/T 7730.5-2000 Methods for chemical analysis of ferromanganese and blast furnace ferromanganese The infrared absorption method for the determination of carbon content
GB/T 7730.5-2000 Methods for chemical analysis of ferromanganese and blast furnace ferromanganese The infrared absorption method for the determination of carbon content was changed to GB/T 5686.5-2008 Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal. Determination of carbon content. The infrared absorption method, the gasometric method, the gravimetric and the coulometric method.