GB/T 5070-2007
Chemical analysis of refractories containing chrome (English Version)
- Standard No.
- GB/T 5070-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2016-07
- Replace By
- GB/T 5070-2015
- Latest
- GB/T 5070-2015
- Replace
- GB/T 5070.12-2002 GB/T 5070.11-2002 GB/T 5070.10-2002 GB/T 5070.9-2002 GB/T 5070.8-2002 GB/T 5070.7-2002 GB/T 5070.6-2002 GB/T 5070.5-2002 GB/T 5070.4-2002 GB/T 5070.3-2002 GB/T 5070.2-2002 GB/T 5070.1-2002
- Scope
- This standard specifies the chemical analysis of refractory materials containing chromium. The items analyzed in this standard are as follows: a) Loss on ignition (LOI); b) Silicon dioxide (SiO2); c) Iron oxide (Fe2O3); d ) Aluminum oxide (Al2O3); e) Titanium dioxide (TiO2); f) Calcium oxide (CaO); g) Magnesium oxide (MgO); h) Trioxide Chromium (Cr2O3); i) potassium oxide (K2O); j) sodium oxide (Na2O); k) manganese oxide ( MnO). This standard is applicable to the determination range of analytical elements shown in Table 1.
GB/T 5070-2007 Referenced Document
- GB/T 10325 "Shaped refractory products—Rule of acceptance,sampling and inspection"
- GB/T 12805-1991 Laboratory glassware--Burettes
- GB/T 12806-1991 Laboratory glassware-one-mark volumetric flasks
- GB/T 12808-1991 Laboratory glassware--One-mark pipettes
- GB/T 17617-1998 Refractory products--Sampling of raw materials and unshaped products
- GB/T 6900-2006 Chemical analysis of alumina-silica refractories
- GB/T 7728-1987 Chemical analysis of metallurgical products--General rule for flame atomic absorption spectrometric methods
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values*， 2008-07-16 Update
GB/T 5070-2007 history
- 2015 GB/T 5070-2015 Chemical analysis of refractories containing chrome
- 2007 GB/T 5070-2007 Chemical analysis of refractories containing chrome
- 2002 GB/T 5070.1-2002 Chemical analysis of magnesia chromite refractories--Part 1: Determination of loss on ignition--Gravimetric method
