DIN EN ISO 20182-2008 Refractory test-piece preparation - Gunning refractory panels by the pneumatic-nozzle mixing type guns (ISO 20182 2008) English version of DIN EN ISO 20182 20.pdf
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1、April 2008DEUTSCHE NORM English price group 8No part of this standard 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 81.080!$Mg,“1426809www.di
2、n.deDDIN EN ISO 20182Refractory test-piece preparation Gunning refractory panels by the pneumatic-nozzle mixing type guns(ISO 20182:2008)English version of DIN EN ISO 20182:2008-04Probenvorbereitung feuerfester Erzeugnisse Probenvorbereitung feuerfester Spritzmassen mittels pneumatischer Spritzmasch
3、inen(ISO 20182:2008)Englische Fassung DIN EN ISO 20182:2008-04www.beuth.deDocument comprises 11 pagesDIN EN ISO 20182:2008-04 2 National foreword This standard has been prepared by Technical Committee ISO/TC 33 “Refractories” and has been adopted as EN ISO 20182:2008 by Technical Committee CEN/TC 18
4、7 “Refractory products and materials” (Secretariat: BSI, United Kingdom). The responsible German body involved in its preparation was the Normenausschuss Materialprfung (Materials Testing Standards Committee), Technical Committee NA 062-02-57 AA Ungeformte, dichte geformte und wrmedmmende feuerfeste
5、 Erzeugnisse und Werkstoffe. The DIN Standards corresponding to the International Standard referred to in the EN ISO are as follows: ISO 8656-1 DIN 51061-2 and DIN EN 1402-2 National Annex NA (informative) Bibliography DIN 51061-2, Testing of ceramic raw and finished materials Part 2: Sampling of ce
6、ramic raw materials DIN EN 1402-2, Unshaped refractory products Part 2: Sampling for testing EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN ISO 20182January 2008ICS 81.080English VersionRefractory test-piece preparation - Gunning refractory panels bythe pneumatic-nozzle mixing type guns (ISO 2018
7、2:2008)Prparation dprouvettes rfractaires - Panneauxrfractaires pour gunitage au pistolet mlangeurpneumatique (ISO 20182:2008)Probenvorbereitung feuerfester Erzeugnisse -Probenvorbereitung feuerfester Spritzmassen mittelspneumatischer Spritzmaschinen (ISO 20182:2008)This European Standard was approv
8、ed by CEN on 12 January 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalsta
9、ndards may 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 translationunder the responsibility of a CEN member into its own language and notified t
10、o the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Neth
11、erlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2008 CEN All rights of exploitation in
12、 any form and by any means reservedworldwide for CEN national Members.Ref. No. EN ISO 20182:2008: EDIN EN ISO 20182:2008-04 EN ISO 20182:2008 (E) Contents Page Foreword 3 1 Scope . 4 2 Normative references . 4 3 Terms and definitions . 4 4 Principle . 5 5 Precision 5 6 Apparatus 5 7 Sampling 6 8 Pro
13、cedure 6 9 Test report . 8 Annex A (informative) Determination of total water content and rebound . 9 2 Foreword 3 This document (EN ISO 20182:2008) has been prepared by Technical Committee ISO/TC 33 “Refractories“ in collaboration with Technical Committee CEN/TC 187 “Refractory products and materia
14、ls“, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July 2008, and conflicting national standards shall be withdrawn at the latest by July 2008. Attention
15、 is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the
16、following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia,
17、 Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 20182:2008 has been approved by CEN as a EN ISO 20182:2008 without any modification. DIN EN ISO 20182:2008-04 EN ISO 20182:2008 (E) : - WARNING This International Standard may involve the use of hazardou
18、s materials, operations and equipment. It does not attempt to address the safety problems associated with its use. It is the responsibility of the user of this International Standard to establish appropriate safety and health practices, and to determine the applicability of regulatory limitations pr
19、ior to use. 1 Scope This International Standard describes the procedure for the preparation of test panels from refractory materials by gunning through pneumatic-nozzle mixing type guns at ambient temperatures. NOTE The values obtained from test pieces cut from the panel prepared using this method m
20、ight not correspond with those obtained from test pieces of the same material prepared at a gunning installation site. This International Standard does not apply to plastic gunning mixes, and might not apply to those mixes that contain aggregates that are susceptible to hydration. It also does not a
21、pply to shotcrete type mixes. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) appli
22、es. ISO 836, Refractories Vocabulary ISO 8656-1, Refractory products Sampling of raw materials and unshaped products Part 1: Sampling scheme 3 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 836 and the following apply. 3.1 gun assembly essentially com
23、prising a chamber into which the refractory is added, together with a mechanism that controls the flow of the material through the unit NOTE Depending on the type used, the gun may be open at the top, or a closed pressurized unit may be used. 3.2 rebound material material that fails to adhere to the
24、 surface when being sprayed, and ricochets out of the immediate area 4 DIN EN ISO 20182:2008-04 EN ISO 20182:2008 (E) 4 Principle Refractory material is conveyed pneumatically in either a dry or predampened form to the test site, using equipment of the nozzle mixing type. Then water is introduced to
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