TS EN 934-2/A1
Admixtures for concrete, mortar and grout - Part 2: Concrete admixtures; Definitions, requirements, conformity, marking and labelling
This standard specifies definitions and requirements for admixtures for use in concrete.
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About This Item
TS EN 934-2/A1 is the A1 amendment to EN 934-2 for chemical admixtures used in concrete, linking the product family to its definitions, properties, conformity, marking and labelling framework. In general technical terms, concrete admixtures are chemical products added to concrete to help control workability, setting behaviour, water demand, strength development or, in some cases, durability-related performance.
The technical role of concrete admixtures
From a broader materials perspective, admixtures are components used to fine-tune the behaviour of the cement-water-aggregate system. Water reducers, retarders, accelerators, air-entraining agents and superplasticizers are among the common functional categories used in practice to adapt concrete to different production and placement conditions. Standards in this area help establish a shared technical language for how such products are identified and how their key performance-related characteristics are described.
Conformity, marking and labelling context
The focus of this document is not only the definition and properties of admixtures for concrete, but also the way conformity-related aspects, marking and labelling are addressed within the same technical framework. That makes it easier to keep product identity, intended function and distinguishing information consistent. Because this is an amendment document, it represents a revision to the base standard rather than a standalone full replacement of it; the exact clauses affected are not determined from the title and abstract alone.
- Publication Date: 18.12.2008
- Standard Status: H (İptal Edilmiş Standard/Withdrawn standard)
- Publisher: TSE
- Document Language: tr
- ICS Classification: 01.040.91 Yapı Malzemeleri ve Yapılar (Terimler); 91.100.30 Beton ve Beton Ürünleri
- Pages: 2
- Source Standard: EN 934-2:2001/A1:2004
- International Equivalents: EN 934-2/A1-EQV; DIN EN 934-2/A1--; NF P18-342-2/A1--
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