EN 13055:2016
(Main)Lightweight aggregates
Lightweight aggregates
This European Standard specifies the properties of Lightweight Aggregates (LWA) and fillers derived thereof obtained by processing natural or manufactured materials and mixtures of these aggregates for concrete, mortar and grout, bituminous mixtures and surface treatments and for unbound and hydraulically bound applications in construction works.
This European Standard covers LWA of mineral origin having particle densities not exceeding 2000 kg/m3 (2,000 Mg/m3) or loose bulk densities not exceeding 1200 kg/m3 (1,200 Mg/m3) including:
a) natural LWA;
b) LWA manufactured from natural materials;
c) LWA manufactured from by-products of industrial processes or from recycled source materials;
d) LWA as by-products of industrial processes.
A list of source materials and specific materials, which are within the scope of this standard, is given in Annex A (normative).
NOTE Recycled aggregates from construction and demolition waste and Municipal Solid Waste Incinerator Bottom Ash (MIBA) are covered by standards EN 12620, EN 13043, EN 13139 and EN 13242.
Some LWA for specific applications are covered in separate European product standards (Annex B, normative).
The requirements specified in this standard may not be equally relevant to all types of LWA. For particular applications, the requirements and tolerances can be adapted for the end use.
Leichte Gesteinskörnungen
Diese Europäische Norm legt die Eigenschaften von leichten Gesteinskörnungen (LWA, en: lightweight aggregates) und daraus hergestellten Füllern fest, die durch Aufbereitung natürlicher oder hergestellter Materialien und Mischungen dieser Gesteinskörnungen gewonnen und für Beton, Mörtel und Einpressmörtel, bituminöse Gemische und Oberflächenbehandlungen sowie für ungebundene und hydraulisch gebundene Anwendungen in Bauwerken verwendet werden.
Diese Europäische Norm gilt für leichte Gesteinskörnungen mineralischen Ursprungs mit Rohdichten von nicht mehr als 2 000 kg/m3 (2,000 Mg/m3) oder Schüttdichten von nicht mehr als 1 200 kg/m3 (1,200 Mg/m3) und schließt ein:
a) natürliche LWA;
b) aus natürlichen Rohstoffen hergestellte leichte Gesteinskörnungen;
c) aus industriellen Nebenprodukten oder Recycling Ausgangsmaterialien hergestellte leichte Gesteinskörnungen;
d) leichte Gesteinskörnungen als Nebenprodukte von industriellen Prozessen.
Eine Auflistung von Ausgangsstoffen und bestimmten Materialien, die in den Anwendungsbereich dieser Norm fallen, ist dem Anhang A (normativ) zu entnehmen.
ANMERKUNG Recycelte Gesteinskörnungen aus Bauschutt und Abbruchabfällen sowie Hausmüllverbrennungsasche (HMV Asche) sind durch EN 12620, EN 13043, EN 13139 und EN 13242 abgedeckt.
Einige LWA für besondere Anwendungen werden in gesonderten Europäischen Produktnormen behandelt (Anhang B, normativ).
Die in dieser Europäischen Norm festgelegten Anforderungen sind unter Umständen nicht gleichermaßen auf jede Art von leichten Gesteinskörnungen anwendbar. Für besondere Anwendungen können die Anforderungen und Grenzabmaße dem jeweiligen endgültigen Verwendungszweck angepasst werden.
Granulats légers
La présente Norme européenne spécifie les exigences techniques relatives aux granulats légers et aux fillers qui en sont issus, élaborés à partir de matériaux naturels ou artificiels et des mélanges de ces granulats qui sont utilisés dans la construction dans la fabrication de béton, de mortier ou de coulis, dans des mélanges hydrocarbonés et des enduits superficiels ainsi que de couches traitées aux liants hydrauliques ou non traitées.
La présente Norme européenne traite des granulats légers d’origine minérale ayant une masse volumique réelle maximale de 2000 kg/m3 (2,000 Mg/m3) ou une masse volumique en vrac maximale de 1200 kg/m3 (1,200 Mg/m3), y compris :
a) les granulats naturels légers ;
b) les granulats artificiels légers issus de matériaux naturels ;
c) les granulats artificiels légers issus de résidus de processus industriels ou de matériaux recyclés ;
d) les granulats légers comme résidus de processus industriels.
Une liste des principaux matériaux qui ont été pris en compte et qui relèvent du domaine d’application de la présente norme figure à l’Annexe A (normative).
NOTE Les normes EN 12620, EN 13043, EN 13139 et EN 13242 spécifient les granulats recyclés issus des débris de construction, de démolition et des Mâchefers d’Incinération des Déchets Non-Dangereux (MIDND).
Des granulats légers destinés à des applications particulières sont spécifiés dans des Normes de produits européennes distinctes (Annexe B, normative).
Les exigences de la présente norme peuvent ne pas s’appliquer uniformément à tous les types de granulats légers. Les exigences et tolérances peuvent être adaptées à l’usage final dans l’application particulière considérée.
Lahki agregati
Ta evropski standard določa lastnosti lahkih agregatov in iz njih proizvedenih polnil s predelavo naravnih ali umetnih materialov ter mešanice teh agregatov za beton, malto in injekcijsko maso, bitumenske zmesi, površinske prevleke ter za uporabo v nevezanih in hidravlično vezanih mešanicah pri gradbenih objektih.
Ta evropski standard zajema lahke agregate mineralnega izvora s prostorninsko maso zrn, ki ne presega 2000 kg/m3 (2,000 Mg/m3) ali prostorninsko maso v nasutem stanju, ki ne presega 1200 kg/m3 (1,200 Mg/m3), vključno z naslednjimi:
a) naravni lahki agregati;
b) lahki agregati, proizvedeni iz naravnih materialov;
c) lahki agregati, proizvedeni iz stranskih proizvodov industrijskih procesov ali iz recikliranih izvornih materialov;
d) lahki agregati kot stranski proizvodi industrijskih procesov.
Seznam izvornih materialov in specifičnih materialov, ki spadajo na področje uporabe tega standarda, je naveden v dodatku A (normativni).
OPOMBA: Reciklirani agregati iz gradbenih odpadkov in odpadkov pri rušenju objektov ter pepel iz sežigalnic komunalnih odpadkov (MIBA) so zajeti v standardih EN 12620, EN 13043, EN 13139 in EN 13242.
Nekateri lahki agregati za specifične uporabe so zajeti v ločenih evropskih standardih za proizvode (dodatek B, normativni).
Zahteve iz tega standarda morda niso enako relevantne za vse tipe lahkih agregatov. Za posebne uporabe se lahko zahteve in tolerance prilagodijo za končno uporabo.
General Information
Relations
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Lahki agregatiLeichte GesteinskörnungenGranulats légersLightweight aggregates91.100.15Mineralni materiali in izdelkiMineral materials and productsICS:Ta slovenski standard je istoveten z:EN 13055:2016SIST EN 13055:2016en,fr,de01-oktober-2016SIST EN 13055:2016SLOVENSKI
STANDARDSIST EN 13055-2:2004SIST EN 13055-1:2002/AC:2004SIST EN 13055-1:20021DGRPHãþD
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 13055
May 2016 ICS 91.100.15 Supersedes EN 13055-1:2002, EN 13055-2:2004
English Version
Lightweight aggregates
Granulats légers
Leichte Gesteinskörnungen This European Standard was approved by CEN on 18 March 2016.
CEN members 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 application 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 Management 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, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2016 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13055:2016 E SIST EN 13055:2016
Source materials considered in the development of EN 13055 and their status in respect of the scope of the standard . 24 Annex B (normative)
Standards covering other applications of LWA . 27 Annex C (normative)
Determination of bulk crushing resistance . 28 C.1 Principle . 28 C.2 Apparatus . 28 C.3 Preparation of test specimens . 28 C.4 Procedure . 29 C.4.1 Procedure 1. 29 C.4.2 Procedure 2. 29 C.5 Calculation and expression of results . 29 C.6 Test report . 29 Annex D (informative)
Determination of water absorption for fine LWA . 33 D.1 General . 33 SIST EN 13055:2016
Guidance on how to convert quantities by mass to quantities by volume . 36 E.1 Background . 36 E.2 Example calculation . 36 Annex F (informative)
Guidance on the effects of some chemical constituents of LWA on the durability of concrete, mortar and grout in which they are incorporated . 37 F.1 General . 37 F.2 Chlorides . 37 F.3 Organic components . 37 F.4 Alkali aggregate reaction . 37 F.5 Sulphates . 38 Annex G (informative)
Indicative test frequencies for factory production control (FPC) . 39 Annex ZA (informative)
Relationship of this European Standard with Regulation (EU) No 305/2011 . 42 ZA.1 Scope and relevant characteristics . 42 ZA.2 System of Assessment and Verification of Constancy of Performance (AVCP) . 47 ZA.3 Assignment of AVCP tasks . 48 Bibliography . 50
Merging of the former 2 parts and simplifying the title of the standard; b)
Amending terminology and Annex ZA to be consistent with the Construction Products Regulation; c)
Clarifying the scope of the standard to cover construction products only; d)
Adding a new normative Annex A dealing with all source materials considered to be within the scope; e)
Referring certain recycled aggregates and MIBA to other aggregate standards (same product family); f)
Referring certain LWA for specific applications to other aggregate standards in a new normative Annex B; g)
Replacement of 3 former test method annexes with normative references to new, separate EN test method standards; h)
Reorganisation and alignment of text in subclauses under Clause 5 Product characteristics; i)
Adding a new general clause on dangerous substances; j)
Replacement of former clause on Evaluation of Conformity, and the normative text from the former annex on Factory Production Control, with new normative clauses on Assessment and Verification of Constancy of Performance; k)
Adding a new informative Annex D describing a test method for determination of water absorption for fine LWA. SIST EN 13055:2016
The designation accepts the presence of some particles which are retained on the upper sieve (oversize) and some particles which pass the lower sieve (undersize). 3.13 constant mass successive weightings after drying and conditioning at least 1 h apart not differing by more than 0,1 % 3.14 declared value value that a manufacturer is confident in achieving, taking into account the precision of test methods used, the variability of the production process(es) and the product performance 4 Symbols and abbreviations For the purposes of this document, the following symbols and abbreviations apply. CWFT Classification Without Further Testing d lower sieve size D upper sieve size DoP Declaration of Performance FPC Factory production control LWA lightweight aggregate(s) PSV polished stone value 5 Product characteristics 5.1
General The necessity for testing and declaring all characteristics specified in this clause shall be limited according to the particular application at end use or origin of the aggregate. When required, the tests specified shall be carried out to determine appropriate characteristics. 5.2
Density 5.2.1 Loose bulk density The loose bulk density shall be determined in accordance with EN 1097-3 and a value declared. Measured values shall be in the range of ± 15 % with a maximum of ± 100 kg/m3 (0,100 Mg/m3) of the declared value. NOTE It is advised to fill the container using a standard scoop held centrally over the container and without touching it. 5.2.2 Particle density When required, the particle density shall be determined in accordance with EN 1097-6 and a value declared. Measured values shall be in the range of ± 15 % with a maximum of ± 150 kg/m3 (0,150 Mg/m3) of the declared value. SIST EN 13055:2016
Aggregate size 5.3.1 General Aggregate sizes shall be determined using a pair of sieve sizes selected from the basic set, or the basic set plus set 1, or the basic set plus set 2 specified in Table 1 and the upper and lower sizes declared as product designation. NOTE The declaration accepts the presence of some particles, which will be retained on the upper sieve (referred to as (D)) and some, which will pass the lower sieve (referred to as (d)). Table 1 — Sieve sizes for specifying aggregate sizes Basic set Basic set plus set 1 Basic set plus set 2 (mm) (mm) (mm) 0 0 0 0,25 0,25 0,25 0,5 0,5 0,5 1 1 1 2 2 2 - 2,8 (3) 3,15 (3) 4 4 4 - 5,6 (5) - - - 6,3 (6) 8 8 8 - - 10 - 11,2 (11) - - - 12,5 (12) - - 14 16 16 16 - - 20 - 22,4 (22) - 31,5 (32) 31,5 (32) 31,5 (32) - - 40 - 45 - 63 63 63 NOTE Figures in parenthesis can be used to provide simplified descriptions of aggregate sizes. 5.3.2 Undersize The quantity of the undersize passing the lower sieve (d) shall not exceed 15 % by mass. 5.3.3 Oversize The quantity of the oversize retained on the upper sieve (D) shall not exceed 10 % by mass. When required, the sieve through which 100 % of the aggregate passes shall be declared. SIST EN 13055:2016
Grading When required, the particle size distribution shall be determined in accordance with EN 933-1 without washing and a grading declared. NOTE It is advised to take care with friable aggregates to prevent degradation. 5.5
Content of fines in LWA When required, the content of fines in LWA shall be determined in accordance with EN 933-1 without washing and a value declared. NOTE It is advised to take care with friable aggregates to prevent degradation. 5.6
Grading of LWA filler When required, the particle size distribution of LWA filler shall be determined in accordance with EN 933-10 and a grading declared. 5.7
Particle shape When required, particle shape shall be described. NOTE The test methods for normal weight aggregates are not applicable to LWA. 5.8
Water content When required, the water content of LWA shall be determined in accordance with EN 1097-5 and a value declared. 5.9
Water absorption When required, the water absorption of coarse LWA shall be determined in accordance with EN 1097-6 and a value declared. NOTE EN 1097-6 is not an appropriate test method for fine LWA. Water absorption of fine LWA can be determined in accordance with Annex D. 5.10 Bulk crushing resistance When required, the bulk crushing resistance of LWA shall be determined in accordance with Annex C and a value declared. NOTE 1 There is no simple relationship between the bulk crushing resistance of LWA and the properties at its end use. NOTE 2 The bulk crushing resistance is intended only for factory production control and quality documentation. 5.11 Crushed particles When required, the presence of crushed particles shall be described. NOTE The test methods for normal weight aggregates are not applicable to LWA. 5.12 Resistance to disintegration When required, the resistance to disintegration of LWA shall be determined in accordance with EN 1367-8 and a value declared. SIST EN 13055:2016
Freezing and thawing resistance When required, and in accordance with the provisions valid in the place of use, the resistance to freezing and thawing of LWA used in exposed hydraulically and unbound applications (U4 in Table A.1) having a particle size of not less than 4 mm and a bulk density of not less than 150 kg/m3 (0,150 Mg/m3) shall be determined in accordance with EN 1367-7 and a value declared. When the resistance to freezing and thawing of LWA of 4 mm or less or a bulk density of less than 150 kg/m3 (0,150 Mg/m3) is required in the end use situation, it shall be derived from freeze-thaw tests on the final product in accordance with the provisions valid in the place of use. Alternatively, aggregates can be assessed on the basis of satisfactory service record of performance or tests on the final product. 5.14
Water suction height When required, the water suction height of LWA shall be determined in accordance with EN 1097-10 and a value declared. 5.15
Compressibility and confined compressive strength When required, the compressibility and confined compressive strength of LWA shall be determined in accordance with EN 1097-11 and values declared. NOTE This test method developed for LWA having a bulk density of not less than 150 kg/m3 (0,150 Mg/m3) has not been fully evaluated with all types of LWA. 5.16
Resistance to cyclic compressive loading When required, the resistance to cyclic compressive loading of LWA shall be determined in accordance with EN 13286-7 and a value declared. NOTE This test method may not be applicable to all LWA. 5.17
Stiffening properties When required, the stiffening properties of LWA filler in bituminous mixtures shall be determined in accordance with EN 13179-1 and a value declared. 5.18
Voids of dry compacted LWA filler When required the voids of dry compacted LWA filler shall be determined in accordance with EN 1097-4 and a value declared. NOTE This test method may not be applicable to all LWA. 5.19
Resistance to thermal shock When required the resistance to thermal shock of LWA shall be determined in accordance with EN 1367-5 and a value declared. NOTE This test method may not be applicable to all LWA. 5.20
Resistance to polishing When required the polished stone value (PSV) of coarse LWA shall be determined in accordance with EN 1097-8 and a value declared. SIST EN 13055:2016
Affinity between LWA and bitumen When required the affinity between LWA and bitumen shall be determined in accordance with EN 12697-11 and a value declared. NOTE This test method may not be applicable to all LWA. 5.23
Resistance to fragmentation When required the resistance to fragmentation (Los Angeles) of coarse LWA shall be determined in accordance with EN 1097-2 and a value declared. NOTE This test method may not be applicable to all LWA. 5.24
Resistance to wear When required the resistance to wear (micro-Deval) of coarse LWA shall be determined in accordance with EN 1097-1 and a value declared. NOTE This test method may not be applicable to all LWA. 5.25
Chemical characteristics 5.25.1
General The necessity for testing and declaring all characteristics in this clause is limited to particular application at end use or origin of the aggregate. When required the tests specified in this clause shall be carried out to determine the appropriate chemical content by mass. If comparing a determination to a limiting value the chemical content by mass shall be converted to a comparison value in accordance with the following formula: 1500cmloosebulkdensityVV=⋅ where Vc is the comparison value; Vm is the value measured in accordance with EN 1744-1; 1500 is the assumed nominal loose bulk density of normal weight aggregate in kg/m3. NOTE Further guidance is given in Annex E. 5.25.2
Water solubility When required the water solubility of LWA filler used in bituminous mixtures shall be determined in accordance with EN 1744-1 and a value declared. SIST EN 13055:2016
Chloride When required the water-soluble chloride ion content shall be determined in accordance with EN 1744-1 and a value declared. NOTE Further guidance is given in Annex F. 5.25.4
Sulphur containing compounds 5.25.4.1 Acid-soluble sulphate When required the acid-soluble sulphate content shall be determined in accordance with EN 1744-1, and a value declared. NOTE Further information is given in Annex F. 5.25.4.2 Total sulphur When required the total sulphur content shall be determined in accordance with EN 1744-1 and a value declared. NOTE Further information is given in Annex F. 5.25.5
Loss on ignition When required the loss on ignition of LD source materials (see Table A.2) shall be determined in accordance with EN 1744-1 and a value declared. 5.25.6
Water-soluble constituents When required the water-soluble constituents shall be determined in accordance with EN 1744-3 and a value declared. 5.25.7
Organic contaminators When required harmful components in natural LWA i.e., those which alter the rate of setting and hardening of concrete, mortar and grout shall be determined in accordance with EN 1744-1 and a ‘pass’ result declared. NOTE Further guidance is given in Annex F. 5.25.8
Alkali-silica reactivity of natural LWA When required, the alkali-silica reactivity of natural LWA shall be assessed in accordance with the provisions valid in the place of use. NOTE Guidance on the effects of alkali-silica reactivity is given in Annex F. 5.26
Dangerous substances National regulations on dangerous substances may require verification and declaration on release, and sometimes content, when construction products covered by this standard are placed on those markets. In the absence of European harmonized test methods, verification and declaration on release/content should be done taking into account national provisions in the place of use. NOTE An informative database covering European and national provisions on dangerous substances is available at the Growth website on EUROPA accessed through: http://ec.europa.eu/growth/tools-databases/cp-ds/index_en.htm SIST EN 13055:2016
Thermal conductivity 5.27.1
General When required the thermal conductivity of LWA (including air voids) shall be determined in the air dry condition in accordance with either EN 12664 or EN 12667 in the case of dry LWA with a thermal conductivity value less than 0,15 W/(mK). NOTE Thermal conductivity cannot be included in CE-marking according to this European Standard. Annex B provides a list of harmonized standards covering LWA and their applications, where CE-marking of thermal conductivity can be made. 5.27.2
Correction for moisture Design values shall be obtained by correcting measured values in accordance with EN ISO 10456 and declared. 6 Testing 6.1
Sampling and sample reduction Sampling shall be carried out in accordance with EN 932-1, and if required, sample reduction shall be carried out in accordance with EN 932-2. NOTE To ensure a representative sample, it is advised to take care to minimize segregation and degradation. 6.2
Quantity of test specimens The test specimen quantity specified in any test method shall, if not taken into account for LWA, be corrected on the basis of loose bulk density (see example in Annex E). 6.3
Preparation of test specimens for thermal conductivity testing 6.3.1 Drying Test specimens shall be dried in accordance with EN 1097-5. 6.3.2 Conditioning after drying Allow the test specimen to cool to room temperature. When required allow the test specimen to condition to moisture equilibrium at (23 ± 5)°C and (50 ± 10) % relative humidity. 6.3.3 Preparation of test specimens Care shall be taken to avoid excessive segregation and crushing when placing material in the apparatus. The density of the specimen shall be determined and declared, based on the mass of the specimen and the dimensions of the specimen enclosure. 6.3.4 Thickness of test specimens Test specimens shall be at least 10 times as thick as the mean aggregate size in the sample. NOTE Test specimens with a thickness of five times the mean aggregate size are permitted if it can be shown that the required testing accuracy is obtained. SIST EN 13055:2016
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