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    I.S. EN ISO 5167-3:2003

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    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 3: NOZZLES AND VENTURI NOZZLES

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  31-03-2021

    Language(s):  English

    Published date:  01-01-2003

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principles of the method of measurement and computation
    5 Nozzles and Venturi nozzles
      5.1 ISA 1932 nozzle
      5.2 Long radius nozzles
      5.3 Venturi nozzles
    6 Installation requirements
      6.1 General
      6.2 Minimum upstream and downstream straight lengths
          for installation between various fittings and the
          primary device
      6.3 Flow conditioners
      6.4 Circularity and cylindricality of the pipe
      6.5 Location of primary device and carrier rings
      6.6 Method of fixing and gaskets
    Annex A (informative) Tables of discharge coefficients
             and expansibility [expansion] factors
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the geometry and method of use (installation and operating conditions) of nozzles and Venturi nozzles when they are inserted in a conduit running full to determine the flow-rate of the fluid flowing in the conduit.

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    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Superseded By

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

    ISO/TR 5168:1998 Measurement of fluid flow Evaluation of uncertainties
    ISO/TR 3313:1998 Measurement of fluid flow in closed conduits Guidelines on the effects of flow pulsations on flow-measurement instruments
    ISO/TR 9464:2008 Guidelines for the use of ISO 5167:2003
    ISO 5167-1:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and requirements
    ISO 4006:1991 Measurement of fluid flow in closed conduits — Vocabulary and symbols
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