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BS ISO 349:2020

BS ISO 349:2020

$142.49

Hard coal. Audibert-Arnu dilatometer test

Published By Publication Date Number of Pages
BSI 2020 24
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This document specifies a method for determining the swelling properties of hard coal when heated under standard conditions in a dilatometer.

PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Principle
11 5 Apparatus
5.1 Apparatus for preparing the coal pencil
5.2 Dilatometer and accessories
5.3 Other apparatus
12 5.4 Calibration of apparatus
5.5 Inspection
5.5.1 Dilatometer
5.5.2 Mould
13 6 Preparation of sample
7 Procedure
7.1 Preparation of the coal pencil
14 7.2 Determination of dilatation
7.3 Cleaning of the tube and piston
7.3.1 Tube and plug
7.3.2 Piston
8 Expression of results
15 9 Precision of determination
9.1 Repeatability
9.2 Reproducibility
10 Test report
16 Annex A (informative) Types of dilatation curves
17 Annex B (informative) Inspection of dilatometer tubes
23 Bibliography

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BS ISO 349:2020
$142.49