ISO 1438
Hydrometry - Open channel flow measurement using thin-plate weirs
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Organization: | ISO |
Publication Date: | 1 April 2017 |
Status: | active |
Page Count: | 68 |
ICS Code (Flow in open channels): | 17.120.20 |
scope:
This document 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.
Document History

ISO 1438
April 1, 2017
Hydrometry - Open channel flow measurement using thin-plate weirs
This document 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...

September 15, 2008
Hydrometry — Open channel flow measurement using thin-plate weirs TECHNICAL CORRIGENDUM 1
This International Standard defines the requirements for the use of rectangular and triangular (V-notch) thinplate weirs for the measurement of flow of clear water in open channels under free flow...

April 15, 2008
Hydrometry - Open channel flow measurement using thin-plate weirs
This International Standard defines the requirements for the use of rectangular and triangular (V-notch) thinplate weirs for the measurement of flow of clear water in open channels under free flow...