PREN 934-2-2014
混凝土外加剂 砂浆和灌浆 第2部分：混凝土外加剂 定义 要求 符合性 标记和标签

Admixtures for concrete@ mortar and grout - Part 2: Concrete admixtures - Definitions@ requirements@ conformity@ marking and labelling

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标准号

PREN 934-2-2014

发布

2014年

发布单位

CEN - European Committee for Standardization

当前最新

PREN 934-2-2014

 

 

适用范围

This European Standard specifies definitions and requirements for admixtures for use in concrete. It covers admixtures for plain@ reinforced and prestressed concrete which are used in site mixed@ ready mixed concrete and precast concrete. The performance requirements in this standard apply to admixtures used in concrete of normal consistence. They may not be applicable to admixtures intended for other types of concrete such as semi-dry and earth moist mixes. Provisions governing the practical application of admixtures in the production of concrete@ i.e. requirements concerning composition@ mixing@ placing@ curing etc. of concrete containing admixtures are not part of this standard.

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