1、April 2013 Translation by DIN-Sprachendienst.English price group 11No 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、81.080!$9“1999322www.din.deDDIN EN ISO 1927-6Monolithic (unshaped) refractory products Part 6: Measurement of physical properties (ISO 1927-6:2012);English version EN ISO 1927-6:2012,English translation of DIN EN ISO 1927-6:2013-04Ungeformte (monolithische) feuerfeste Erzeugnisse Teil 6: Bestimmung
3、der physikalischen Eigenschaften (ISO 1927-6:2012);Englische Fassung EN ISO 1927-6:2012,Englische bersetzung von DIN EN ISO 1927-6:2013-04Produits rfractaires monolithiques (non faonns) Partie 6: Dtermination des proprits physiques (ISO 1927-6:2012);Version anglaise EN ISO 1927-6:2012,Traduction ang
4、laise de DIN EN ISO 1927-6:2013-04SupersedesDIN EN 1402-6:2004-01www.beuth.deDocument comprises 18 pagesIn case of doubt, the German-language original shall be considered authoritative.03.13 DIN EN ISO 1927-6:2013-04 2 A comma is used as the decimal marker. National foreword ISO 1927-6 has been prep
5、ared by Technical Committee ISO/TC 33 “Refractories” and has been taken over as EN ISO 1927-6 by Technical Committee CEN/TC 187 “Refractory products and materials” (Secretariat: BSI, United Kingdom). The responsible German body involved in its preparation was the Normenausschuss Materialprfung (Mate
6、rials Testing Standards Committee), Working Committee NA 062-02-57 AA Ungeformte, dichte geformte und wrmedmmende feuerfeste Erzeugnisse und Werkstoffe. EN ISO 1927 consists of the following parts, under the general title Monolithic (unshaped) refractory products: Part 1: Introduction and classifica
7、tion Part 2: Sampling for testing Part 3: Characterization as received Part 4: Determination of consistency of castables Part 5: Preparation and treatment of test pieces Part 6: Measurement of physical properties Part 7: Tests on pre-formed shapes Part 8: Determination of complementary properties Th
8、e DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 1893 DIN EN ISO 1893 ISO 1927-1 DIN EN ISO 1927-1 ISO 1927-5 DIN EN ISO 1927-5 ISO 8895 DIN EN ISO 8895 Amendments This standard differs from DIN EN 1402-6:2004-01 as follows: a) the content
9、 of EN ISO 1927-6 (based on EN 1402-6) has been adopted in full; b) references to EN Standards have been replaced by references to the relevant ISO Standards and have been updated, e.g. in Subclause 6.3. Previous editions DIN 51010-3: 1987-08 DIN 51010-4: 1987-08 DIN V ENV 1402-6: 1998-03 DIN EN 140
10、2-6: 2004-01 DIN EN ISO 1927-6:2013-04 3 National Annex NA (informative) Bibliography DIN EN ISO 1893, Refractory products Determination of refractoriness under load Differential method with rising temperature DIN EN ISO 1927-1, Monolithic (unshaped) refractory products Part 1: Introduction and clas
11、sification DIN EN ISO 1927-5, Monolithic (unshaped) refractory products Part 5: Preparation and treatment of test pieces DIN EN ISO 8895, Shaped insulating refractory products Determination of cold crushing strength DIN EN ISO 1927-6:2013-04 4 This page is intentionally blank EUROPEAN STANDARD NORME
12、 EUROPENNE EUROPISCHE NORM EN ISO 1927-6 December 2012 ICS 81.080 Supersedes EN 1402-6:2003 English Version Monolithic (unshaped) refractory products Part 6: Measurement of physical properties (ISO 1927-6:2012) Produits rfractaires monolithiques (non faonns) Partie 6: Dtermination des proprits physi
13、ques (ISO 1927-6:2012) Ungeformte (monolithische) feuerfeste Erzeugnisse Teil 6: Bestimmung der physikalischen Eigenschaften (ISO 1927-6:2012) This European Standard was approved by CEN on 30 November 2012. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the
14、 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 application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard
15、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 Management Centre has the same status as the official versions. CEN members are the national
16、 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, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovaki
17、a, 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 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worl
18、dwide for CEN national Members. Ref. No. EN ISO 1927-6:2012: E Contents PageForeword .1 Scope 2 Normative references .3 Determination of geometric bulk density .3.1 Principle .3.2 Test pieces 3.3 Apparatus 3.4 Procedure 3.5 Calculation and expression of test results .4 Determination of density and p
19、orosity 4.1 Principle .4.2 Test pieces 4.3 Procedure 4.4 Calculation 5 Determination of cold modulus of rupture .5.1 Principle .5.2 Test pieces 5.3 Apparatus and procedure .5.4 Test results 6 Determination of cold crushing strength 6.1 Principle .6.2 Test pieces 6.3 Apparatus 6.4 Procedure 6.5 Calcu
20、lation and expression of results .7 Determination of permanent linear change 7.1 Principle .7.2 Apparatus 7.3 Procedure 7.4 Calculation 8 Determination of modulus of rupture at elevated temperatures 8.1 Principle .8.2 Apparatus and procedure .8.3 Calculation and expression of results .9 Determinatio
21、n of refractoriness under load and creep in compression 9.1 Principle .9.2 Test pieces 9.3 Procedure 9.4 Calculation and expression of test results .10 Test report .Bibliography .2DIN EN ISO 1927-6:2013-04 EN ISO 1927-6:2012 (E) 3444455566666666777777881010101111111212121212121212131314Foreword This
22、 document (EN ISO 1927-6:2012) has been prepared by Technical Committee ISO/TC 33 Refractories in collaboration with Technical Committee CEN/TC 187 “Refractory products and materials” the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, ei
23、ther by publication of an identical text or by endorsement, at the latest by June 2013, and conflicting national standards shall be withdrawn at the latest by June 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or C
24、ENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 1402-6:2003. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belg
25、ium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switze
26、rland, Turkey and the United Kingdom. Endorsement notice The text of ISO 1927-6:2012 has been approved by CEN as a EN ISO 1927-6:2012 without any modification. 3DIN EN ISO 1927-6:2013-04 EN ISO 1927-6:2012 (E) “ ”1 ScopeThis part of ISO 1927 specifies methods for the determination of properties of u
27、nshaped materials from test pieces prepared and stored according to ISO 1927-5.The methods are applicable to dense and insulating castables and to ramming materials (including plastics) as defined in ISO 1927-1 before and after firing.2 Normative referencesThe following referenced documents are indi
28、spensable 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) applies.ISO 1893, Refractory products Determination of refractoriness under load Differential method
29、with rising temperatureISO 1927-5, Monolithic(unshaped)refractoryproducts Part 5: Preparation and treatment of test piecesISO 3187 Refractory products Determination of creep in compressionISO 5013 Refractory products Determination of modulus of rupture at elevated temperaturesISO 5014: Dense and ins
30、ulating shaped refractory products Determination of modulus of rupture at ambient temperatureISO 5017, Dense shaped refractory products Determination of bulk density, apparent porosity and true porosityISO 5018, Refractory materials Determination of true densityISO 8895, Shaped insulating refractory
31、 products Determination of cold crushing strengthISO 10059-1, Dense, shaped refractory products Determination of cold compressive strength Part 1: Referee test without packingISO 10059-2, Dense, shaped refractory products Determination of cold compressive strength Part 2: Test with packing3 Determin
32、ation of geometric bulk density3.1 PrincipleThis determination is carried out according to a geometric method. It can be applied to green, dried or fired test pieces. The condition of the test pieces shall be stated in the test report.4DIN EN ISO 1927-6:2013-04 EN ISO 1927-6:2012 (E) 3.2 Test pieces
33、The test piece shape shall be one of the following: shape A: Length: 230 mm; width: 114 mm; thickness: 64 mm, shape B: Length: 230 mm; width: 64 mm; thickness: 54 mm, or shape C: Length: 230 mm; width: 64 mm; thickness: 64 mm, or shape D: Length: 160 mm; width: 40 mm; thickness: 40 mm.The test piece
34、s shall be prepared and stored according to the relevant sections of ISO 1927-5.NOTE For ramming materials taphole and dry mixes, as an alternative to these shapes, cylindrical test pieces, of diameter 50 mm 1 mm and height 50 mm 1 mm can be used.Three test pieces produced at the same time shall be
35、tested.3.3 Apparatus3.3.1 Balance, capable of measuring mass to the accuracy specified in 3.4.1.3.3.2 Callipers, capable of measuring to the accuracy specified in 3.4.2.3.4 Procedure3.4.1 Determination of the mass m of the test pieceFor the test pieces of shape A, B and C, determine the mass to the
36、nearest 1 g.For 50 mm cylinders, measure the mass to an accuracy of 0,1 g.3.4.2 Determination of the volume, V, of the test pieceDetermine the volume of the test piece by carrying out four measurements of each dimension along the centre-line of each face: for rectangular test pieces, on length, widt
37、h and thickness; for cylindrical test pieces, on height and diameter.All measurements shall be made to an accuracy of 0,1 mm.3.4.3 Calculation of geometric bulk densityThe geometric bulk density, g, is given by:g = mV(1)wherem is the mass of the test piece, in grams;V is the volume of the test piece
38、 obtained by calculation using the mean dimensions given in cubic centimetres.5DIN EN ISO 1927-6:2013-04 EN ISO 1927-6:2012 (E) 3.5 Calculation and expression of test resultsCalculate the geometric bulk density either in g/cm3to the nearest 0,01 g/cm3, or in kg/m3to three significant figures.Report
39、the test result as the mean of all determinations, including the mean value and all individual results in the test report.4 Determination of density and porosity4.1 PrincipleThis determination is applied to fired test pieces.4.2 Test piecesThe test pieces shall be shapes A, B, C or D prepared, store
40、d and fired according to the relevant sections of ISO 1927-5 (see 3.2).NOTE For ramming materials, taphole and dry mixes, cylindrical test pieces can be used as an alternative to shapes A, B, C or D (see 3.2).4.3 Procedure4.3.1 Determination of bulk density4.3.1.1 Dense materialsDetermine the bulk d
41、ensity and the apparent porosity, and calculate the total porosity in accordance with ISO 5017.NOTE In the presence of glazing, the firing skin should be removed.4.3.1.2 Insulating materialsDetermine the bulk density in accordance with Clause 3 since it is not possible to use the water absorption me
42、thod with these materials.4.3.2 Determination of true densityDetermine the true density in accordance with ISO 5018 using a liquid which will not react with the material.4.4 CalculationThe individual values and the mean value of the properties shall be given as test results.Calculate the bulk densit
43、y and the true density in g/cm3to the nearest 0,01 g/cm3, or in kg/m3to three significant figures.Calculate and report the open and total porosity in %, rounded to the nearest 0,1 %.5 Determination of cold modulus of rupture5.1 PrincipleThis determination is applied to dried or fired test pieces (sh
44、apes A, B, C or D).6DIN EN ISO 1927-6:2013-04 EN ISO 1927-6:2012 (E) 5.2 Test piecesUse test pieces as specified in 3.2 and with the following tolerances: width and height 0,5 mm; parallelism of cross-section sides 0,2 mm; parallelism of top and bottom sides 0,3 mm; distance between supports 180 mm
45、1 mm; or 100 mm 0.5 mm for shape D. radius of curvature at the load bearing edges; bearing edges 15 mm 0,5 mm.Dry the test pieces at 110 C 5 C to constant mass and cool to room temperature, taking care to avoid moisture pick-up. For unfired test pieces, the test shall be carried out immediately afte
46、r drying and cooling, and for fired pieces, within three days.5.3 Apparatus and procedureUse the apparatus and procedure as specified in ISO 5014 with the following rates of increase of stress: dense products 0,15 MPa/s 0,015 MPa/s; insulating products 0,05 MPa/s 0,005 MPa/s.Apply the stress perpend
47、icular to the direction of fabrication.5.4 Test resultsCalculate the cold modulus of rupture in MPa rounded to the nearest 0,1 MPa.6 Determination of cold crushing strength6.1 PrincipleThis determination is applied to dried or fired test pieces.6.2 Test pieces6.2.1 GeneralThe preparation, size and d
48、imensions of the test pieces shall be agreed between the parties concerned and noted in the test report.NOTE The determination of cold crushing strength can be carried out on test pieces of different sizes. The results obtained from these test pieces can differ.Dry the test pieces at 110 C 5 C to constant mass and cool to room temperature, taking care to avoid moisture pick-up. For unfired test pieces, the test shall be ca
