I.S. EN 1097-2:2020
Current
The latest, up-to-date edition.
Tests for mechanical and physical properties of aggregates - Part 2: Methods for the determination of resistance to fragmentation
Hardcopy , PDF
English
03-05-2020
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Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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European foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Apparatus
5 Determination of resistance to fragmentation by the Los Angeles test
6 Determination of resistance to fragmentation by the impact test method
Annex A (normative) Determination of resistance to fragmentation of aggregates for railway ballast
Annex B (informative) Alternative narrow range classifications
Annex C (informative) The impact tester: Construction, operation and safety requirements
Annex D (informative) Checking of the impact tester
Annex E (informative) Precision
Annex F (informative) Worked example of calculation of impact value SZ
Annex G (informative) Alternative narrow range classification for the Los Angeles test of 16/32 mm recycled aggregates
Annex H (informative) Additional sieve for evaluation of the Los Angeles test for railway ballast
Bibliography
This document describes the reference method, the Los Angeles test, used for type testing and in case of dispute (and an alternative method, the impact test) for determining the resistance to fragmentation of coarse aggregates (main text) and aggregates for railway ballast (Annex A).
| Committee |
TC 154
|
| DocumentType |
Standard
|
| Pages |
48
|
| ProductNote |
The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document. THESE STANDARD IS REFERS TO :EN 10025-2,EN 932-5
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 1097-2:2020 | Identical |
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