GB/T 8454-2020
Reduced ilmenite powder for welding rob—Determination of ferrous iron content—Potassium dichromate titrimetric method (English Version)
- Standard No.
- GB/T 8454-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 8454-2020
- Replace
- GB/T 8454-1987
- Scope
- This standard specifies the determination of ferrous iron content in reduced ilmenite powder for welding rods using the potassium dichromate titration method. This standard applies to the determination of ferrous iron content in reduced ilmenite powder for welding rods. Measuring range (mass fraction): 1.00% ~ 10.00%.
GB/T 8454-2020 Referenced Document
- GB/T 10322.1 Iron ore sampling and sample preparation methods*， 2023-08-06 Update
- GB/T 12805 Laboratory glassware.Burettes
- GB/T 12806 Laboratory glassware.One-mark volumetric flasks
- GB/T 12808 Laboratory glass instrument single marked line pipette
- GB/T 6379.1 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
- GB/T 6379.2 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
- GB/T 6682 Water for analytical laboratory use.Specification and test methods
- GB/T 6730.1 Iron ores.Preparation of predried test samples for chemical analysis
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 8454-2020 history
- 2020 GB/T 8454-2020 Reduced ilmenite powder for welding rob—Determination of ferrous iron content—Potassium dichromate titrimetric method
- 1987 GB/T 8454-1987 Determination of ferrous iron content in reduced ilmenite powder for welding rod
