ISO 1438-1:1980

Water flow measurement in open channels using weirs and Venturi flumes — Part 1: Thin-plate weirs

Publication date: 1 pri 1980

95.99 Withdrawal of Standard 2 pri 2008

General information

Current stage: 95.99 Effective date: 2 pri 2008

Originator: ISO

Owner: ISO/TC 113/SC 2

Type: International Standard

ICS: 17.120.20

Gjuha: frëngjisht anglisht

Buying

Statusi: Shfuqizuar

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Scope

Specifies methods for the measurement of water flow in open channels using rectangular and triangular-notch (V-notch) thin-plate weirs. The flow conditions considered are limited to steady, free and fully ventilated discharge. Recommended discharge coefficients are applicable to water only in the approximate range of temperatures from 5 to 30 °C.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 1438:1975

NOW

WITHDRAWN
ISO 1438-1:1980
95.99 Withdrawal of Standard
2 pri 2008

CORRIGENDA / AMENDMENTS

WITHDRAWN
ISO 1438-1:1980/Amd 1:1998

REVISED BY

WITHDRAWN
ISO 1438:2008