BS EN ISO 15349-2:2021 – TC
$134.27
Tracked Changes. Unalloyed steel. Determination of low carbon content – Infrared absorption method after combustion in an induction furnace (with preheating)
| Published By | Publication Date | Number of Pages |
| BSI | 2021 | 54 |
This document specifies an infrared absorption method after combustion in an induction furnace for the determination of the low carbon content in unalloyed steel.
The method is applicable to carbon contents between 0,000 3 % (mass fraction) and 0,009 % (mass fraction).
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 36 | National foreword |
| 38 | European foreword |
| 40 | Foreword |
| 41 | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle |
| 42 | 5 Reagents 5.6 Sucrose, standard solutions |
| 43 | 5.7 Calcium carbonate 6 Apparatus |
| 44 | 7 Sampling and preparation of the test samples 8 Procedure 8.1 General |
| 45 | 8.2 Test portion 8.3 Blank test 8.4 Determination 8.4.1 Pre-treatment of the test portion |
| 46 | 8.4.2 Combustion of the test portion 8.5 Establishment of the calibration curve 8.5.1 Calibration with sucrose standard solutions |
| 47 | 8.5.2 Calibration with calcium carbonate 9 Expression of results 9.1 Method of calculation |
| 48 | 9.2 Precision 10 Test report |
| 49 | Annex A (informative) Features of commercial induction furnaces and infrared carbon analysers |
| 51 | Annex B (informative) Additional information on the international inter-laboratory test |
| 52 | Annex C (informative) Graphical representation of precision data |
| 53 | Bibliography |
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