ISO 1438:2008 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.
WITHDRAWN
ISO 1438:2008
95.99
Withdrawal of Standard
May 2, 2017
Corrected by
ISO 1438:2008/Cor 1:2008
PUBLISHED
ISO 1438:2017
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