DIN EN 1097-2-2010 Tests for mechanical and physical properties of aggregates - Part 2 Methods for the determination of resistance to fragmentation German version EN 1097-2 2010《骨料.pdf
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1、July 2010 Translation by DIN-Sprachendienst.English price group 15No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 9
2、1.100.15!$iV“1705196www.din.deDDIN EN 1097-2Tests for mechanical and physical properties of aggregates Part 2: Methods for the determination of resistance to fragmentationEnglish translation of DIN EN 1097-2:2010-07Prfverfahren fr mechanische und physikalische Eigenschaften vonGesteinskrnungen Teil
3、2: Verfahren zur Bestimmung des Widerstandes gegen ZertrmmerungEnglische bersetzung von DIN EN 1097-2:2010-07Essais pour dterminer les caractristiques mcaniques et physiques de granulats Partie 2: Mthodes pour la dtermination de la rsistance la fragmentationTraduction anglaise de DIN EN 1097-2:2010-
4、07SupersedesDIN EN 1097-2:2006-09www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.3606.10DIN EN 1097-2:2010-07 A comma is used as the decimal marker. National foreword This standard has been prepared by Technical Committee CEN/TC 15
5、4 “Aggregates” (Secretariat: BSI, United Kingdom). The responsible German body involved in its preparation was the Normenausschuss Materialprfung (Materials Testing Standards Committee), Working Committee NA 062-03-13 AA Gesteinskrnungen Prfverfahren, Petrographie, Probenahme und Przision. The DIN S
6、tandards corresponding to the International Standards referred to in this document are as follows: ISO 48 DIN ISO 48 ISO 1874-1 DIN EN ISO 1874-1 ISO 2768-1 DIN ISO 2768-1 ISO 2768-2 DIN ISO 2768-2 ISO 3302-1 DIN ISO 3302-1 ISO 4762 DIN EN ISO 4762 ISO 5725-2 DIN ISO 5725-2 ISO 8062 DIN ISO 8062 Ame
7、ndments This standard differs from DIN EN 1097-2:2006-09 as follows: a) The standard has been editorially revised. b) Annex A (normative) “Determination of the resistance to fragmentation of aggregates for railway ballast” has been added. c) Annex G (informative) “Alternative narrow range classifica
8、tion for the Los Angeles test of 16/32 mm recycled aggregates” has been added. Previous editions DVM 2109: 1935-03 = DIN 52109 DIN 52109: 1939-10 DIN 52115-1: 1988-08 DIN 52115-3: 1988-08 DIN EN 1097-2: 1998-06, 2006-09 2 DIN EN 1097-2:2010-07 National Annex NA (informative) Bibliography DIN ISO 48,
9、 Rubber, vulcanized or thermoplastic Determination of hardness (hardness between 10 IRHD and 100 IRHD) DIN EN ISO 1874-1, Plastics Polyamide (PA) moulding and extrusion materials Part 1: Designation DIN ISO 2768-1, General tolerances Tolerances for linear and angular dimensions without individual to
10、lerance indications DIN ISO 2768-2, General tolerances Geometrical tolerances for features without individual tolerances indications DIN ISO 3302-1, Rubber Tolerances for products Part 1: Dimensional tolerances DIN EN ISO 4762, Hexagon socket head cap screws DIN ISO 5725-2, Accuracy (trueness and pr
11、ecision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method DIN ISO 8062, Castings System of dimensional tolerances and machining allowances 3 DIN EN 1097-2:2010-07 4 This page is intentionally blank. EU
12、ROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 1097-2 March 2010 ICS 91.100.15 Supersedes EN 1097-2:1998English Version Tests for mechanical and physical properties of aggregates Part 2: Methods for the determination of resistance to fragmentation Essais pour dterminer les caractristiques mcaniq
13、ues et physiques de granulats Partie 2 : Mthodes pour la dtermination de la rsistance la fragmentation Prfverfahren fr mechanische und physikalische Eigenschaften von Gesteinskrnungen Teil 2: Verfahren zur Bestimmung des Widerstandes gegen Zertrmmerung This European Standard was approved by CEN on 2
14、1 February 2010. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may
15、 be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CE
16、N Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
17、Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploita
18、tion in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1097-2:2010: EEN 1097-2:2010 (E) Contents Page Foreword 31 Scope 42 Normative references 43 Terms and definitions .44 Apparatus .54.1 General apparatus .54.2 Additional apparatus required for the determination
19、 of resistance to fragmentation by the Los Angeles test method .54.3 Additional apparatus required for the determination of resistance to fragmentation by the impact test method .75 Determination of resistance to fragmentation by the Los Angeles test method .75.1 Principle 75.2 Preparation of test p
20、ortion 75.3 Test procedure . 8 5.4 Calculation and expression of results . 85.5 Test report 86 Determination of resistance to fragmentation by the impact test method 86.1 Principle 86.2 Preparation of test specimens .9 6.3 Test procedure . 9 6.4 Calculation and expression of results 106.5 Test repor
21、t . 10Annex A (normative) Determination of the resistance to fragmentation of aggregates for railway ballast . 11Annex B (informative) Alternative narrow range classifications for the Los Angeles test 14Annex C (informative) The impact tester: Construction, operation and safety requirements . 15C.1
22、General . 15C.2 Construction 15C.3 Lifting device . 15C.4 Sample holder . 16C.5 Anvil . 17C.6 Base plate and dampers 17C.7 Safety requirements and testing . 18C.8 Checking of impact tester 18Annex D (informative) Checking of the impact tester . 25D.1 General . 25D.2 Checklist 25D.3 Apparatus and tes
23、t agents . 25D.4 Procedure 27Annex E (informative) Precision . 29E.1 General . 29E.2 Los Angeles test . 29E.3 Impact test . 29Annex F (informative) Worked example of calculation of impact value SZ 30Annex G (informative) Alternative narrow range classification for the Los Angeles test of 16/32 mm re
24、cycled aggregates 31Bibliography 322DIN EN 1097-2:2010-07 EN 1097-2:2010 (E) Foreword This document (EN 1097-2:2010) has been prepared by Technical Committee CEN/TC 154 “Aggregates”, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, eit
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