Reference number
ISO 1438:2017
© ISO 2024
International Standard
ISO 1438:2017
Hydrometry — Open channel flow measurement using thin-plate weirs
Edition 3
2017-04
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Published (Edition 3, 2017)
This publication was last reviewed and confirmed in 2022. Therefore this version remains current.

ISO 1438:2017

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Format
CHF 194
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Abstract

ISO 1438:2017 defines the requirements for the use of rectangular and triangular (V-notch) thin-plate weirs for the measurement of flow of clear water in open channels under free flow conditions. It includes the requirements for the use of full-width rectangular thin-plate weirs in submerged (drowned) flow conditions.

General information

  • Status
     : Published
    Publication date
     : 2017-04
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 3
    Number of pages
     : 60
  • Technical Committee :
    ISO/TC 113/SC 2
    ICS :
    17.120.20 
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