CEN/TR 16443:2013
(Main)Backgrounds to the revision of EN 450-1:2005+A1:2007 - Fly ash for concrete
Backgrounds to the revision of EN 450-1:2005+A1:2007 - Fly ash for concrete
This Technical Report describes the backgrounds to the revision on EN 450-1:2005+A1:2007, Fly ash for concrete - Part 1: Definition, specifications and conformity criteria.
Hintergründe zur Überarbeitung der EN 450-1:2005+A1:2007 - Flugasche für Beton
Contexte de la révision de l'EN 450-1:2005+A1:2007 - Cendres volantes pour béton
Podlaga za revizijo EN 450-1:2005+A1:2007 - Elektrofiltrski pepel
To tehnično poročilo opisuje ozadje revizije standarda EN 450-1:2005+A1:2007, Elektrofiltrski pepel za beton – 1. del: Opredelitev, specifikacije in merila skladnosti.
General Information
Standards Content (Sample)
SLOVENSKI STANDARD
SIST-TP CEN/TR 16443:2013
01-september-2013
Podlaga za revizijo EN 450-1:2005+A1:2007 - Elektrofiltrski pepel
Backgrounds to the revision of EN 450-1:2005+A1:2007 - Fly ash for concrete
Hintergründe zur Überarbeitung der EN 450-1:2005+A1:2007 - Flugasche für Beton
Contexte de la révision de l'EN 450-1:2005+A1:2007 - Cendres volantes pour béton
Ta slovenski standard je istoveten z: CEN/TR 16443:2013
ICS:
91.100.30 Beton in betonski izdelki Concrete and concrete
products
SIST-TP CEN/TR 16443:2013 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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SIST-TP CEN/TR 16443:2013
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SIST-TP CEN/TR 16443:2013
TECHNICAL REPORT
CEN/TR 16443
RAPPORT TECHNIQUE
TECHNISCHER BERICHT
March 2013
ICS 91.100.30
English Version
Backgrounds to the revision of EN 450-1:2005+A1:2007 - Fly
ash for concrete
Contexte de la révision de l'EN 450-1:2005+A1:2007 - Hintergründe zur Überarbeitung der EN 450-
Cendres volantes pour béton 1:2005+A1:2007 - Flugasche für Beton
This Technical Report was approved by CEN on 29 October 2012. It has been drawn up by the Technical Committee CEN/TC 104.
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
Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2013 CEN All rights of exploitation in any form and by any means reserved Ref. No. CEN/TR 16443:2013: E
worldwide for CEN national Members.
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SIST-TP CEN/TR 16443:2013
CEN/TR 16443:2013 (E)
Contents Page
Foreword .3
Introduction .4
1 Scope .5
2 List of relevant references .5
3 General .5
3.1 General and objective .5
3.2 Structure of the report .6
4 Overview of requirements in EN 450-1:2005+A1:2007 and EN 450-1:2012 .6
5 Background for modification of the requirements in EN 450-1 .7
5.1 Definition of fly ash.7
5.2 Co-combustion materials .8
5.3 Loss on ignition . 11
5.4 Free calcium oxide. 13
5.5 Reactive silicon dioxide . 14
5.6 Phosphate . 15
6 Background for the statistical evaluation for assessment procedure by variables . 16
7 Background for modification of test methods in EN 450-1 . 18
7.1 Chemical composition . 18
7.2 Fineness wet/dry . 18
8 Measures within EN 450-1 to assure fl
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