1、March 2013 Translation by DIN-Sprachendienst.English price group 22No 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
2、91.100.15!$1“1962914www.din.deDDIN EN 1744-1Tests for chemical properties of aggregates Part 1: Chemical analysis;English version EN 1744-1:2009+A1:2012,English translation of DIN EN 1744-1:2013-03Prfverfahren fr chemische Eigenschaften von Gesteinskrnungen Teil 1: Chemische Analyse;Englische Fassun
3、g EN 1744-1:2009+A1:2012,Englische bersetzung von DIN EN 1744-1:2013-03Essais visant dterminer les proprits chimiques des granulats Partie 1: Analyse chimique;Version anglaise EN 1744-1:2009+A1:2012,Traduction anglaise de DIN EN 1744-1:2013-03SupersedesDIN EN 1744-1:2010-04www.beuth.deDocument compr
4、ises 64 pagesIn case of doubt, the German-language original shall be considered authoritative.02.13DIN EN 1744-1:2013-03 2 A comma is used as the decimal marker. National foreword This document (EN 1744-1:2009+A1:2012) has been prepared by Technical Committee CEN/TC 154 “Aggregates” (Secretariat: BS
5、I, 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 Gemeinschaftsarbeitsausschuss NA 062/FGSV: Gesteinskrnungen; Prfverfahren, Petrographie, Probenahme und Przisi
6、on. The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 384 DIN ISO 384 ISO 385 DIN EN ISO 385 ISO 648 DIN EN ISO 648 ISO 1042 DIN EN ISO 1042 ISO 4788 DIN EN ISO 4788 Amendments This standard differs from DIN EN 1744-1:2010-04 as follows:
7、a) Subclause 11.1 “Determination of total sulfur content by acid digestion (Reference method)” has been revised; b) Clause 12 “Determination of acid soluble sulfates” has been revised; c) Clause 17 “Determination of loss on ignition” has been revised. Previous editions DIN EN 1744-1: 1998-05, 2010-0
8、4 National Annex NA (informative) Bibliography DIN ISO 384, Laboratory glassware Principles of design and construction of volumetric glassware DIN EN ISO 385, Laboratory glassware Burettes DIN EN ISO 648, Laboratory glassware Single-volume pipettes DIN EN ISO 1042, Laboratory glassware One-mark volu
9、metric flasks DIN EN ISO 4788, Laboratory glassware Graduated measuring cylinders EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 1744-1:2009+A1 November 2012 ICS 91.100.15 Supersedes EN 1744-1:2009English Version Tests for chemical properties of aggregates - Part 1: Chemical analysis Essais vi
10、sant dterminer les proprits chimiques des granulats - Partie 1: Analyse chimique Prfverfahren fr chemische Eigenschaften von Gesteinskrnungen - Teil 1: Chemische Analyse This European Standard was approved by CEN on 17 October 2009 and includes Amendment 1 approved by CEN on 15 October 2012. CEN mem
11、bers 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 be obtained on applicat
12、ion to the CEN-CENELEC 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 CEN-CENELEC Manage
13、ment 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
14、 Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 B
15、russels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1744-1:2009+A1:2012: EEN 1744-1:2009+A1:2012 (E) 2 Contents Page Foreword . 71 Scope 82 Normative references . 83 Terms and definitions . 94 Reagents 94.1 General . 94.2
16、Reagents for determination of water-soluble chloride salts using the Volhard method (Clause 7) . 104.3 Reagents for determination of water-soluble chloride salts by potentiometry (Clause 8) 114.4 Reagent for factory production control determination of water-soluble chloride salts using the Mohr meth
17、od (Clause 9) . 114.5 Reagents for determination of water-soluble sulfates (Clause 10) . 114.6 Reagents for determination of total sulfur content (Clause 11) . 114.7 Reagents for determination of acid soluble sulfide content (Clause 13) 114.8 Reagents for determination of lightweight contaminators (
18、see 14.2) . 134.9 Reagents for determination of potential presence of humus (see 15.1) . 134.10 Reagents for determination of fulvo acid content (see 15.2) . 134.11 Reagents for determination of free lime by complexometry (see 18.2) 144.12 Reagent for determination of free lime by conductometry (see
19、 18.3) . 144.13 Reagents for determination of free lime by acidimetry (see 18.4) . 144.14 Reagent for the determination of the expansion of steel slag (see 19.3) 154.14.1 Silicone oil. 154.14.2 Hydrochloric acid diluted (1 + 5). 155 Apparatus 155.1 General requirements . 155.2 Apparatus for general
20、purposes . 155.3 Additional apparatus required for determination of water-soluble chloride salts following Volhard (see Clause 7) . 165.4 Additional apparatus required for potentiometric determination of water-soluble chloride salts (see Clause 8) 165.5 Additional apparatus required for factory prod
21、uction control determination of water soluble chloride salts following Mohr (see Clause 9) . 175.6 Additional apparatus required for determination of water-soluble sulfates (see Clause 10) 175.7 Additional apparatus required for the determination of total sulfur content (see Clause 11) 175.8 Additio
22、nal apparatus required for determination of sulfide content (see Clause 13) . 175.9 Additional apparatus required for determination of lightweight contaminators (see 14.2) 185.10 Additional apparatus required for determination of the potential presence of humus (see 15.1) . 185.11 Additional apparat
23、us required for determination of fulvo acid content (see 15.2) 195.12 Additional apparatus required for determination of organic contaminators by mortar method (see 15.3) . 195.13 Additional apparatus required for determination of free lime by complexometry (see 18.2) 195.14 Additional apparatus req
24、uired for determination of free lime by conductometry (see 18.3) 19DIN EN 1744-1:2013-03 EN 1744-1:2009+A1:2012 (E) 3 5.15 Additional apparatus required for acidimetric determination of free lime (see 18.4) 225.16 Additional apparatus required for the determination of CaO in steel slag by X-ray diff
25、raction (see 18.5). 225.17 Additional apparatus required for the determination of dicalcium silicate disintegration of air-cooled blast-furnace slag (see 19.1) 235.18 Additional apparatus required for determination of the volume expansion of steel slag (see 19.3) 236 General requirements for testing
26、 266.1 Number of tests . 266.2 Repeatability and reproducibility 266.3 Expression of mass, volume, factors and results . 266.4 Drying of materials 266.5 Ignitions of precipitates 276.6 Check for the absence of chloride ions (silver nitrate test) . 277 Determination of water-soluble chloride salts us
27、ing the Volhard method (Reference method) 277.1 Principle . 277.2 Sampling 277.3 Preparation of test specimens . 277.4 Preparation of extracts . 287.5 Procedure for the determination of the chloride content of the extracts . 287.6 Calculation and expression of results 298 Determination of water-solu
28、ble chloride salts by potentiometry (Alternative method) 298.1 Principle . 298.2 Sampling, preparation of test specimens and extracts 298.3 Procedure for the determination of the chloride content of the extracts . 298.4 Calculation and expression of results 309 Determination of water-soluble chlorid
29、e salts using the Mohr method (Alternative method) 309.1 General . 309.2 Principle . 309.3 Sampling 309.4 Preparation of test portion . 319.5 Preparation of extracts . 319.6 Procedure for the determination of the chloride content of the extracts . 319.7 Calculation and expression of results 3110 Det
30、ermination of water-soluble sulfates. 3110.1 Determination of water soluble sulfates in natural and manufactured aggregates . 3110.1.1 Principle . 3110.1.2 Sampling 3210.1.3 Preparation of test portion . 3210.1.4 Preparation of extracts . 3210.1.5 Procedure for the determination of the sulfate conte
31、nt of the extracts 3210.1.6 Calculation and expression of results 3310.2 Determination of water soluble sulfates in recycled aggregates 3310.2.1 Principle . 3310.2.2 Sampling 3310.2.3 Preparation of test specimen . 3410.2.4 Preparation of extracts . 3410.2.5 Procedure for the determination of the su
32、lfate content of the extracts, using a spectrophotometer . 3411 Determination of total sulfur content 3511.1 Determination of total sulfur content by acid digestion (Reference method) 3511.2 Determination of total sulfur content by high temperature combustion (Alternative method) 37DIN EN 1744-1:201
33、3-03 EN 1744-1:2009+A1:2012 (E) 4 11.2.1 Principle . 3711.2.2 Sampling 3711.2.3 Preparation of test portion . 3711.2.4 Procedure 3711.2.5 Calculation and expression of results 3712 Determination of acid soluble sulfates . 3712.1 Principle . 3712.2 Sampling 3812.3 Preparation of test portion . 3812.4
34、 Procedure 3812.5 Calculation and expression of results 3813 Determination of acid soluble sulfides . 3913.1 Principle . 3913.2 Sampling 3913.3 Preparation of test portion . 3913.4 Procedure 3913.5 Calculation and expression of results 4014 Determination of components affecting the surface finish of
35、 concrete . 4014.1 Examination for the presence of reactive iron sulfide particles 4014.1.1 General . 4014.1.2 Sampling 4014.1.3 Procedure 4114.2 Determination of lightweight contaminators . 4114.2.1 General . 4114.2.2 Principle . 4114.2.3 Procedure 4114.2.4 Calculation and expression of results 421
36、5 Determination of organic components affecting the setting and the hardening of cement 4215.1 Determination of potential presence of humus . 4215.1.1 Principle . 4215.1.2 Sampling 4215.1.3 Preparation of test portion . 4215.1.4 Procedure 4315.1.5 Expression of results 4315.2 Determination of fulvo
37、acid content 4315.2.1 Principle . 4315.2.2 Sampling 4315.2.3 Preparation of test portion . 4315.2.4 Procedure 4315.2.5 Expression of results 4415.3 Determination of organic contaminators by mortar method 4415.3.1 Principle . 4415.3.2 Sampling 4415.3.3 Preparation of test portions . 4415.3.4 Prelimin
38、ary treatment of test portions 4415.3.5 Constituents 4515.3.6 Mix quantities 4515.3.7 Mixing procedure 4515.3.8 Measurement of stiffening time . 4615.3.9 Compressive strength of hardened mortar 4615.3.10 Calculation and expression of results 4616 Determination of water solubility 4716.1 Determinatio
39、n of water solubility of aggregate, excluding filler 4716.1.1 Principle . 4716.1.2 Sampling 4716.1.3 Preparation of test portion . 47DIN EN 1744-1:2013-03 EN 1744-1:2009+A1:2012 (E) 5 16.1.4 Extraction of soluble components 4716.1.5 Calculation and expression of results 4716.2 Determination of water
40、 solubility of filler . 4816.2.1 Principle . 4816.2.2 Sampling 4816.2.3 Preparation of test portion . 4816.2.4 Extraction of soluble component 4816.2.5 Calculation and expression of results 4817 Determination of loss on ignition 4917.1 Principle . 4917.2 Sampling and preparation of test portion 4917
41、.3 Procedure for the determination of loss on ignition . 4917.4 Calculation and expression of results 4918 Determination of free lime in steel slag 5018.1 General . 5018.2 Determination of free lime by complexometry (Reference method) 5018.2.1 Principle . 5018.2.2 Sampling and preparation of test po
42、rtion 5018.2.3 Procedure 5018.2.4 Calculation and expression of results 5118.3 Determination of free lime by conductometry (Alternative method) . 5118.3.1 Principle . 5118.3.2 Sampling and preparation of test portion 5118.3.3 Procedure 5118.3.4 Evaluation and expression of results . 5118.4 Determina
43、tion of free lime by acidimetry (Alternative method) . 5118.4.1 Principle . 5118.4.2 Sampling and preparation of test portion 5218.4.3 Procedure 5218.4.4 Calculation and expression of results 5218.5 Determination of CaO in steel slag by X-ray diffraction . 5218.5.1 Principle . 5218.5.2 Procedure of
44、analysis . 5318.5.3 Calibration procedure . 5418.5.4 Analytical results 5519 Determination of unsoundness of blast-furnace and steel slags 5519.1 Determination of dicalcium silicate disintegration of air-cooled blast-furnace slag . 5519.1.1 General . 5519.1.2 Principle . 5519.1.3 Sampling 5519.1.4 P
45、reparation of test portion . 5519.1.5 Procedure 5519.1.6 Expression of results 5519.2 Determination of iron disintegration of air-cooled blast-furnace slag 5619.2.1 General . 5619.2.2 Principle . 5619.2.3 Sampling 5619.2.4 Procedure 5619.2.5 Expression of results 5619.3 Determination of the expansio
46、n of steel slag 5619.3.1 General . 5619.3.2 Principle . 5619.3.3 Sampling 5619.3.4 Preparation and compaction of the specimens . 5619.3.5 Steam test procedure . 5819.3.6 Calculation and expression of results 58Annex A (informative) Precision . 60DIN EN 1744-1:2013-03 EN 1744-1:2009+A1:2012 (E) 6 A.1
47、 Symbols . 60A.2 Determination of water-soluble chloride salts using the Volhard method (Reference method) (See Clause 7) . 60A.3 Determination of water-soluble chloride salts by potentiometry (Alternative method) (See Clause 8) 60A.4 Determination of water-soluble sulfates in recycled aggregate (Se
48、e 10.2) 60A.5 Determination of total sulfur content by acid digestion (Reference method) (See 11.1) 60A.6 Determination of acid soluble sulfates (See Clause 12) . 61Bibliography . 62DIN EN 1744-1:2013-03 EN 1744-1:2009+A1:2012 (E) 7 Foreword This document (EN 1744-1:2009+A1:2012) 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
