EN ISO 10081-2-2005 en Classification of dense shaped refractory products - Part 2 Basic products containing less than 7 % residual carbon《致密成型耐火制品的分类 第2部分 含残留碳小于7%的碱性产品［代替 CEN EN .pdf

《EN ISO 10081-2-2005 en Classification of dense shaped refractory products - Part 2 Basic products containing less than 7 % residual carbon《致密成型耐火制品的分类 第2部分 含残留碳小于7%的碱性产品［代替 CEN EN .pdf》由会员分享，可在线阅读，更多相关《EN ISO 10081-2-2005 en Classification of dense shaped refractory products - Part 2 Basic products containing less than 7 % residual carbon《致密成型耐火制品的分类 第2部分 含残留碳小于7%的碱性产品［代替 CEN EN .pdf（10页珍藏版）》请在麦多课文档分享上搜索。

1、BRITISH STANDARDBS EN ISO 10081-2:2005Incorporating corrigenda February 2008 and October 2008Classification of dense shaped refractory products Part 2: Basic products containing less than 7 % residual carbon ICS 81.080g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g5

2、4g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN ISO 10081-2:2005This British Standard was published under the authority of the Standards Policy and Strategy Committee on 12 December 2003 BSI 2008ISBN 978 0 580 63463 5Nationa

3、l forewordThis British Standard is the UK implementation of EN ISO 10081-2:2005. It is identical with ISO 10081-2:2003, incorporating corrigendum February 2008. It supersedes BS ISO 10081-2:2003 and BS EN 12475-2:1998 (dual numbered as BS 7225-1.3:1998) which are withdrawn.The UK participation in it

4、s preparation was entrusted to Technical Committee RPI/1, Refractories.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct appl

5、ication. Compliance with a British Standard cannot confer immunity from legal obligations.Amendments/corrigenda issued since publicationAmd. No. Date Comments15914 March 2006 This corrigendum renumbers BS ISO 10081-2:2003 as BS EN ISO 10081-2:200530 June 2008 Implementation of ISO corrigendum Februa

6、ry 2008, replacement of Table 230 November 2008 Correction to supersession detailsEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORMEN ISO 10081-2 March 2005 ICS 81.080 Supersedes EN 12475-2:1998 English version Classification of dense shaped refractory products Part 2: Basic products containing less

7、 than 7 % residual carbon (ISO 10081-2:2003)Classification des produits rfractaires faonns denses Partie 2: Produits basiques contenant moins de 7 % de carbone rsiduel (ISO 10081-2:2003) Klassifizierung dichter geformter feuerfester Erzeugnisse Teil 2: Basische Erzeugnisse mit einem Massenanteil an

8、Restkohlenstoff kleiner 7 % (ISO 10081-2:2003) This European Standard was approved by CEN on 7 February 2005. 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 altera

9、tion. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by transla

10、tion under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hun

11、gary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue d

12、e Stassart, 36 B-1050 Brussels 2005 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 10081-2:2005: EForeword The text of ISO 10081-2:2003 has been prepared by Technical Committee ISO/TC 33,Refractories, of the International Orga

13、nization for Standardization (ISO) and has been taken over as EN ISO 10081-2:2005 by 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, either by publication of an identi

14、cal text or by endorsement, at the latest by September 2005, and conflicting national standards shall be withdrawn at the latest by September 2005. This document supersedes EN 12475-2:1998. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following count

15、ries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerl

16、and and United Kingdom. Endorsement noticeThe text of ISO 10081-2:2003 has been approved by CEN as EN ISO 10081-2:2005 without any modifications. BS EN ISO 10081-2:20051Classification of dense shaped refractory products Part 2:Basic products containing less than 7 % residual carbon1ScopeThis part of

17、 ISO 10081 specifies the classification and designation of dense shaped basic refractory productswith or without antioxidant additives. Products containing or more residual carbon after coking are excludedfrom this classification. The classification is applicable to dense shaped products with or wit

18、hout metal platesand reinforcement.NOTE 1 ISO 10081-3 covers the classification of dense shaped basic products containing from to residualcarbon.NOTE 2 All bricks can be encased in metal plate and all unfired bricks can be reinforced by means of an internal metalplate, and/or mixed metal fibre.2 Nor

19、mative referencesThe following referenced documents are indispensable for the application of this document. For datedreferences, only the edition cited applies. For undated references, the latest edition of the referenced document(including any amendments) applies.ISO 10058, Magnesites and dolomites

20、 Chemical analysisISO 12677, Chemical analysis of refractory products by XRF Fused cast bead method3 Classification3.1 Basis of classificationDense shaped basic products containing less than residual carbon shall be classified according to thefollowing criteria:a) the type of product;b) the group de

21、termined principally by its magnesia content as well as the presence of antioxidant additives;c) the state of the raw materials;d) the nature of the bond;e) any post-treatment.3.2 Type of productThe types of dense shaped refractory products of the basic series included in this classification area) m

22、agnesia (M),b) magnesia lime (ML),7%7 % 50 %7%BS EN ISO 10081-2:20052c) magnesia doloma (MD),d) doloma (D),e) magnesia spinel (MSp),f) forsterite (F),g) magnesia chromite (MCr),h) chromite (Cr),i) lime (L),j) magnesia zirconia silica (MZ, MZS) L: lime and/or synthetic MgO-CaO co-clinker, and D: sint

23、ered natural dolomite.These product types shall be classified in accordance with Tables 1 and 2, by their chemical analysis carried outon the calcined products in accordance with ISO 10058 or ISO 12677.3.3 Classification groupsThe product types shall be classified into groups according to Tables 1 a

24、nd 2. The primary criteria for the groupclassification shall be the magnesia content of the product type.For some products (ML, MD, D, L, Cr, MZ, MZS), limits on other essential oxide constituents are imposed on thevarious groups.The presence of antioxidant additives shall be indicated by adding “A”

25、 to the group designation.Table 1 Classification of magnesia and magnesia-calcia seriesProduct type GroupContents (mass fraction)MgO CaOMagnesia M 98Magnesia M 95Magnesia M 90Magnesia M 85Magnesia M 80Magnesia lime ML 80Magnesia lime ML 70Magnesia lime ML 60Magnesia lime ML 50Magnesia lime ML 40Magn

26、esia doloma MD 80Magnesia doloma MD 70Magnesia doloma MD 60Magnesia doloma MD 50Magnesia doloma MD 40Doloma D 40Lime L 70%MgO greaterorequalslant 9895 lessorequalslant MgO 9890 lessorequalslant MgO 9585 lessorequalslant MgO 9080 lessorequalslant MgO 8580 lessorequalslant MgO 90 CaO greaterorequalsla

27、nt 1070 lessorequalslant MgO 80 CaO greaterorequalslant 2060 lessorequalslant MgO 70 CaO greaterorequalslant 3050 lessorequalslant MgO 60 CaO greaterorequalslant 4040 lessorequalslant MgO 50 CaO greaterorequalslant 5080 lessorequalslant MgO 90 CaO greaterorequalslant 1070 lessorequalslant MgO 80 CaO

28、 greaterorequalslant 2060 lessorequalslant MgO 70 CaO greaterorequalslant 3050 lessorequalslant MgO 60 CaO greaterorequalslant 4040 lessorequalslant MgO 50 CaO greaterorequalslant 50MgO 40 CaO greaterorequalslant 50MgO 30 CaO greaterorequalslant 70BS EN ISO 10081-2:200533.4 State of raw materialsThe

29、 raw materials shall be classified by using one or more of the four designations, as follows:a) naturally occuring, (raw or sintered);b) synthetic sintered;c) co-clinker (magnesia chromite, magnesia lime);d) fused.3.5 Nature of the bondThe bonding system shall be classified by using one of the four

30、designations, as follows:a) ceramic bond: formed by sintering during firing;b) organic chemical bond: formed at ambient temperature or higher temperatures;c) inorganic chemical bond: formed by chemical reaction;d) fusion cast: formed by total fusion of the product.BS EN ISO 10081-2:2005Table 2 Class

31、ification of other basic products containing magnesia Contents % (mass fraction) Product type Group MgO Cr2O3ZrO2SiO2Magnesia spinel MSP 80 MgO W 80 Magnesia spinel MSP 70 70 u MgO 80 Magnesia spinel MSP 60 60 u MgO 70 Magnesia spinel MSP 50 50 u MgO 60 Magnesia spinel MSP 40 40 u MgO 50 Magnesia sp

32、inel MSP 30 30 u MgO 40 Magnesia spinel MSP 20 20 u MgO 30 Forsterite F 50 MgO W 50 Forsterite F 40 40 u MgO 50 Magnesia chromite MCr 80 MgO u 80 Magnesia chromite MCr 70 70 u MgO 80 Magnesia chromite MCr 60 60 u MgO 70 Magnesia chromite MCr 50 50 u MgO 60 Magnesia chromite MCr 40 40 u MgO 50 Magnes

33、ia chromite MCr 30 30 u MgO 40 Chromite Cr 30 MgO 30 Cr2O3W 30 Magnesia zirconia MZ 90 MgO W 90 ZrO2 10 Magnesia zirconia MZ 70 70 u MgO 90 ZrO2W 10 Magnesia zirconia silica MZS 70 70 u MgO 90 5 u ZrO2 15 5 u SiO243.6 Post-treatmentAny post-treatment shall be classified by using one or both of the t

34、wo designations:a) tempering (at a temperature up to );b) impregnation.NOTE There may be no post-treatment.4 DesignationThe designation of dense shaped refractory products of the basic series ( residual carbon) shallcomprise the listing of the five criteria of classification given in Clause 3: type,

35、 group, state of raw materials,nature of bond, post treatment.EXAMPLES Some examples of designations are as folows: magnesia chromite product of the group MCr 60, based on synthetic sintered magnesia and naturally occuringchromite, with a ceramic bond; doloma product of the group D 45, based on natu

36、rally occuring sintered doloma, with a ceramic bond; magnesia product of the group M 95, based on synthetic sintered magnesia, with an organic chemical bond, temperedand impregnated.800C 7%BS EN ISO 10081-2:2005blankBS EN ISO 10081-2:2005BSI Group Headquarters389 Chiswick High Road,London W4 4AL, UK

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