1、August 2008DEUTSCHE NORM English price group 20No 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 91.100.30!$QOg“1464468w
2、ww.din.deDDIN EN 15498Precast concrete products Wood-chip concrete shuttering blocks Product properties and performanceEnglish version of DIN EN 15498:2008-08Betonfertigteile Holzspanbeton-Schalungssteine Produkteigenschaften und LeistungsmerkmaleEnglische Fassung DIN EN 15498:2008-08See start of va
3、liditywww.beuth.deDocument comprises 55 pagesDIN EN 15498:2008-08 2 Start of validity This standard is due to be valid from 1 January 2009. It should be noted that, in Germany, CE conformity marking of construction products will be permitted once this standard has been listed in the Bundesanzeiger (
4、German Federal Law Gazette) and from the date given therein. National foreword This standard has been prepared by Technical Committee CEN/TC 229 “Precast concrete products” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was the Normenausschuss Bauwesen (Buildin
5、g and Civil Engineering Standards Committee), Technical Committee NA 005-07-08 AA Betonfertigteile Sp CEN/TC 229. EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 15498April 2008ICS 91.100.30English VersionPrecast concrete products - Wood-chip concrete shutteringblocks - Product properties and perf
6、ormanceProduits prfabriqus en bton - Blocs de coffrage enbton utilisant des copeaux de bois comme granulat -Proprits et performances des produitsBetonfertigteile - Holzspanbeton-Schalungssteine -Produkteigenschaften und LeistungsmerkmaleThis European Standard was approved by CEN on 18 March 2008.CEN
7、 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 nationalstandards may be obtained on applic
8、ation 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 to the CEN Management Centre has
9、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, Netherlands, Norway, Poland, Portuga
10、l,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 any form and by any means reser
11、vedworldwide for CEN national Members.Ref. No. EN 15498:2008: EEN 15498:2008 (E) 2 Contents Page Foreword5 1 Scope 6 2 Normative references 6 3 Terms, definitions, symbols and abbreviations .7 3.1 Terms and definitions .7 3.2 Symbols and abbreviations 8 4 Requirements.11 4.1 Material requirements .1
12、1 4.1.1 Wood-chip concrete 11 4.1.2 Supplementary thermal insulation materials11 4.2 Finished product requirements11 4.2.1 Geometric characteristics.11 4.2.2 Density 12 4.2.3 Moisture movement.12 4.2.4 Reaction to fire.12 4.2.5 Water vapour permeability13 4.2.6 Mechanical strength 13 4.2.7 Acoustic
13、properties .13 4.2.8 Thermal properties 14 4.2.9 Durability 14 5.1 Principle15 5.2 Procedure .15 5.2.1 Geometric characteristics.15 5.2.2 Density 16 5.2.3 Moisture movement.16 5.2.4 Reaction to fire.16 5.2.5 Water vapour permeability16 5.2.6 Mechanical strength 16 5.2.7 Acoustic properties .17 5.2.8
14、 Thermal properties 17 5.2.9 Durability 18 6.1 General18 6.2 Demonstration of conformity .18 6.3 Assessment of conformity18 6.4 Initial type testing 19 6.5 Factory production control.19 6.5.1 General19 6.5.2 Equipment 20 6.5.3 Materials .20 6.5.4 Production process .20 6.5.5 Product testing.20 6.5.6
15、 Stock control20 7 Marking and labelling 20 7.1 Marking and labelling on product 20 7.2 Marking and labelling on delivery documentation.21 Annex A (normative) Filling pressure of concrete infill 22 Annex B (normative) Determination of tensile strength of web.24 B.1 Principle24 DIN EN 15498:2008-08 E
16、N 15498:2008 (E) 3 B.2 Apparatus.24 B.3 Procedure.25 B.4 Determination of tensile strength28 B.4.1 Principle .28 B.4.2 Calculation of the minimum required tensile strength of the web.29 B.4.3 Measurement of the web tensile failure load and calculation of the tensile strength of webs29 B.5 Test repor
17、t30 Annex C (normative) Determination of flexural strength of shells31 C.1 Principle .31 C.2 Apparatus.31 C.3 Procedure.31 C.4 Determining the flexural strength of shells 32 C.4.1 General .32 C.4.2 Calculation of the minimum required flexural strength of shells.33 C.4.3 Measurement of the flexural f
18、ailure load and calculation of the flexural strength of shells.34 C.5 Test report35 Annex D (normative) Test methods for determination of specific heat capacity.36 D.1 Principle .36 D.2 Test device .36 D.3 Specimen36 D.4 Procedure.36 D.4.1 Core temperature measurement 36 D.4.2 Core temperature calcu
19、lation.37 D.4.3 Comparison of measured and calculated core temperature 38 D.5 Determination of specific heat capacity38 D.6 Test report38 D.7 VBA-Routine for calculation of core temperature (informative).38 Annex E (normative) Sampling for initial type testing 40 E.1 General .40 E.2 Sampling procedu
20、re40 E.2.1 Random sampling .40 E.2.2 Representative sampling40 E.2.3 Dividing the sample.41 E.2.4 Number of shuttering blocks required for testing .42 E.3 Place and dates of inspection and acceptance testing.42 Annex F (normative) Compliance criteria for initial type testing and for independent test
21、ing of consignment 43 Annex G (informative) Example of an inspection scheme44 G.1 Equipment inspection.44 G.1.1 Testing and measuring equipment44 G.1.2 Storage and production equipment.44 G.2 Materials inspection45 G.2.1 All materials .45 G.2.2 Materials not submitted to an assessment of conformity
22、before delivery 2)45 G.3 Production process inspection46 G.4 Product inspection46 G.4.1 Product testing 46 G.4.2 Marking, storage, delivery 46 G.5 Switching rules 47 G.5.1 Normal inspection .47 G.5.2 Normal to reduced inspection47 G.5.3 Reduced to normal inspection.47 G.5.4 Tightened inspection 47 G
23、.5.5 Tightened to normal inspection.47 G.5.6 Stopped production 47 DIN EN 15498:2008-08 EN 15498:2008 (E) 4 Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive Constructions products 48 ZA.1 Scope and relevant characteristics .48 ZA.2 Pro
24、cedure(s) for attestation of conformity of wood-chipconcrete shuttering blocks49 ZA.2.1 System(s) of attestation of conformity49 ZA.2.2 EC Certificate and Declaration of conformity.50 ZA.3 CE marking and labelling51 Bibliography 53 DIN EN 15498:2008-08 EN 15498:2008 (E) 5 Foreword This document (EN
25、15498:2008) has been prepared by Technical Committee CEN/TC 229 “Precast concrete products”, the secretariat of which is held by AFNOR. 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 October 2008
26、, and conflicting national standards shall be withdrawn at the latest by January 2010. Attention 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.
27、 This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Construction Products Directive (89/106/EEC). For relationship with EU Directive(s), see informative Annex ZA, which is an integ
28、ral part of this document. It also takes into account the EN 13369:2004 Common rules for precast concrete products. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulg
29、aria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. DIN EN 15498:2008-08 EN 154
30、98:2008 (E) 6 1 Scope This European Standard specifies the properties, performance and test methods of factory made, non-load-bearing hollow wood-chip concrete shuttering blocks, which may include factory installed thermal insulation. These blocks are intended to be used for external and internal wa
31、lls and partitions when filled with concrete. 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 a
32、mendments) applies. EN 772-14, Methods of test for masonry units - Part 14: Determination of moisture movement of aggregate concrete and manufactured stone masonry units EN 772-16, Methods of test for masonry units - Part 16: Determination of dimensions EN 772-20, Methods of test for masonry units -
33、 Part 20: Determination of flatness of faces of aggregate concrete, manufactured stone and natural stone masonry units EN 1607, Thermal insulating products for building applications Determination of tensile strength perpendicular to faces EN 1793-1, Road traffic noise reducing devices Test method fo
34、r determining the acoustic performance Part 1 : Intrinsic characteristics of sound absorption EN 1793-2, Road traffic noise reducing devices Test method for determining the acoustic performance Part 2 : Intrinsic characteristics of airborne sound insulation EN 1934, Thermal performance of buildings
35、Determination of thermal resistance by hot box method using heat flow meter Masonry EN 12524, Building materials and products Hygrothermal properties Tabulated design values EN 12664, Thermal performance of building materials and products Determination of thermal resistance by means of guarded hot p
36、late and heat flow meter methods Dry and moist products of medium and low thermal resistance EN 12390-5, Testing hardened concrete Part 5 : Flexural strength of test specimens EN 13162, Thermal insulation products for buildings - Factory made mineral wool (MW) products - Specification EN 13163, Ther
37、mal insulation products for buildings - Factory made products of expanded polystyrene (EPS) - Specification EN 13164, Thermal insulation products for buildings - Factory made products of extruded polystyrene foam (XPS) - Specification EN 13165, Thermal insulation products for buildings - Factory mad
38、e rigid polyurethane foam (PUR) products - Specification EN 13166, Thermal insulation products for buildings - Factory made products of phenolic foam (PF) - Specification DIN EN 15498:2008-08 EN 15498:2008 (E) 7 EN 13167, Thermal insulation products for buildings - Factory made cellular glass (CG) p
39、roducts - Specification EN 13168, Thermal insulation products for buildings - Factory made wood wool (WW) products - Specification EN 13169, Thermal insulation products for buildings - Factory made products of expanded perlite (EPB) - Specification EN 13170, Thermal insulation products for buildings
40、 - Factory made products of expanded cork (ICB) - Specification EN 13171, Thermal insulating products for buildings - Factory made wood fibre (WF) products - Specification EN 13238, Reaction to fire tests for building products Conditioning procedures and general rules for selection of substrates EN
41、13501-1, Fire classification of construction products and building elements - Part 1: Classification using data from reaction to fire tests EN 14474, Precast concrete products Concrete with wood-chips as aggregate Requirements and test methods EN ISO 140-3, Acoustics - Measurement of sound insulatio
42、n in buildings and of building elements - Part 3: Laboratory measurements of airborne sound insulation of building elements (ISO 140-3:1995) EN ISO 354, Acoustics - Measurement of sound absorption in a reverberation room (ISO 354:2003) EN ISO 6946, Building components and building elements - Thermal
43、 resistance and thermal transmittance - Calculation method (ISO 6946:2007) EN ISO 10456, Building materials and products - Hygrothermal properties -Tabulated design values and procedures for determining declared and design thermal values (ISO 10456:2007) EN ISO 12572, Hygrothermal performance of bui
44、lding materials and products - Determination of water vapour transmission properties (ISO 12572:2001) 3 Terms, definitions, symbols and abbreviations 3.1 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1.1 shuttering block hollow block, having ou
45、ter shells connected by recessed webs, intended to be dry-stacked or laid with mortar and filled with concrete 3.1.2 wood-chip concrete shuttering block shuttering block made of wood-chip concrete according to EN 14474 DIN EN 15498:2008-08 EN 15498:2008 (E) 8 Figure 1 Examples of shuttering blocks w
46、ithout additional thermal insulation 3.1.3 shuttering block with supplementary thermal insulation shuttering block with factory installed thermal insulation to enhance thermal resistance Figure 2 Examples of shuttering blocks with supplementary thermal insulation 3.1.4 ancillary block specially shap
47、ed shuttering block for the execution of constructional details, such as corners, reveals, lintels, etc. 3.1.5 design (nominal) dimension dimension targeted in the project documentation 3.1.6 actual dimension (of the product) dimension found by measurement (on the finished product) 3.2 Symbols and a
48、bbreviations lblength of shuttering block, in mm tbwidth (thickness) of shuttering block, in mm tcthickness of concrete infill, in mm tithickness of insulation, in mm twi, (w1, w2, )thickness of web, in mm tSthickness of shell, in mm DIN EN 15498:2008-08 EN 15498:2008 (E) 9 tS1thickness of outer she
49、ll, in mm tS2thickness of inner shell, in mm a1, a2length of hollow space, in mm a3length of cantilever shell, in mm hbheight of shuttering block, in mm hRheight of web recess (hR= hR1+ hR2), in mm hwheight of recessed web (hw= hb hR), in mm wRwidth of web recess, in mm s cross-sectional area of recessed webs (s = twi* hw), in mm s1cross-sectional area of recessed web with thickness tw1(s1= tw1* hw), in mm ARtotal web recess area (AR= AR1+ AR2), in mm AR1upper web recess area, in mm AR2lower web recess area, in mm l supporting
