BS ISO 7215:2015
$102.76
Iron ores for blast furnace feedstocks. Determination of the reducibility by the final degree of reduction index
| Published By | Publication Date | Number of Pages |
| BSI | 2015 | 22 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Sampling, sample preparation, and preparation of test portions 5.1 Sampling and sample preparation |
| 10 | 5.2 Preparation of test portions 6 Apparatus 6.1 General |
| 11 | 7 Test conditions 7.1 General 7.2 Reducing gas 7.2.1 Composition 7.2.2 Purity 7.2.3 Flow rate 7.3 Heating and cooling gas 7.4 Temperature of the test portion 8 Procedure 8.1 Number of determinations for the test |
| 12 | 8.2 Chemical analysis 8.3 Reduction |
| 13 | 9 Expression of results 9.1 Calculation of the degree of reduction (R180) 9.2 Repeatability for R180 and acceptance of test results 10 Test report |
| 14 | 11 Verification |
| 17 | Annex A (normative) Flowsheet of the procedure for the acceptance of test results |
| 18 | Annex B (informative) Derivation of the formula for final degree of reduction |
