• BS EN 450:1995

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Fly ash for concrete. Definitions, requirements and quality control

    Available format(s):  Hardcopy, PDF

    Superseded date:  16-05-2005

    Language(s):  English

    Published date:  15-12-1995

    Publisher:  British Standards Institution

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    0 Introduction
    1 Scope
    2 Normative references
    3 Definitions
    3.1 type II addition
    3.2 fly ash
    3.3 reference cement
    3.4 particle density
    3.5 activity index
    3.6 autocontrol
    4 Requirements
    4.1 General
    4.2 Chemical requirements
    4.2.1 General
    4.2.2 Loss on ignition
    4.2.3 Chloride
    4.2.4 Sulfuric anhydride
    4.2.5 Free calcium oxide
    4.3 Physical requirements
    4.3.1 Fineness
    4.3.2 Activity index
    4.3.3 Soundness
    4.3.4 Particle density
    5 Packaging and marking
    6 Quality Control
    6.1 Conformity criteria
    6.2 Autocontrol
    6.2.1 General
    6.2.2 Sampling
    6.2.3 Frequency of sampling and testing
    Annexes
    A (informative) Sampling plans
    A.0 Introduction
    A.1 Inspection of variables
    A.2 Inspection by attributes

    Abstract - (Show below) - (Hide below)

    Specifies composition, chemical and physical properties, marking and quality control.

    General Product Information - (Show below) - (Hide below)

    Committee B/516
    Development Note DRAFT FOR COMMENT 91/11362 DC
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    01/102327 DC : DRAFT MAR 2001 BS 8500-3 - CONCRETE - COMPLEMENTARY BRITISH STANDARD TO BS EN 206-1 - PART 3: REQUIREMENTS FOR DESIGNATED CONCRETES
    BS 8500-1:2002 Concrete. Complementary British Standard to BS EN 206-1 Method of specifying and guidance for the specifier
    BS 3892-1:1997 Pulverized-fuel ash Specification for pulverized-fuel ash for use with Portland cement
    BS 3892-2:1996 Pulverized-fuel ash Specification for pulverized-fuel ash to be used as a Type I addition
    BS 8500-2:2002 Concrete. Complementary British Standard to BS EN 206-1 Specification for constituent materials and concrete

    Standards Referencing This Book - (Show below) - (Hide below)

    EN 196-21 : 1989 METHODS OF TESTING CEMENT - DETERMINATION OF THE CHLORIDE, CARBON DIOXIDE AND ALKALI CONTENT OF CEMENT
    EN 196-7:2007 Methods of testing cement - Part 7: Methods of taking and preparing samples of cement
    EN 196-2:2013 Method of testing cement - Part 2: Chemical analysis of cement
    ENV 206 : 1990 CONCRETE - PERFORMANCE, PRODUCTION, PLACING AND COMPLIANCE CRITERIA
    EN 196-1:2016 Methods of testing cement - Part 1: Determination of strength
    EN 451-2:2017 Method of testing fly ash - Part 2: Determination of fineness by wet sieving
    EN 451-1:2017 Method of testing fly ash - Part 1: Determination of free calcium oxide content
    EN 196-3:2016 Methods of testing cement - Part 3: Determination of setting times and soundness
    ENV 197-1 : 1992 CEMENT - COMPOSITION, SPECIFICATIONS AND CONFORMITY CRITERIA - COMMON CEMENTS
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective