ISO 4374:1990
ISO · 1990-03

Liquid flow measurement in open channels; round-nose horizontal broad-crested weirs

ICS 17.120.20 Cited by 5

1Key Takeaways

Deals with the measurement of flow in rivers and artificial channels. The flow conditions considered are limited to steady flows which are uniquely dependent on the upstream head. Drowned flows, which depend on downstream as well as upstream levels, are not covered. Cancels and replaces the first edition (ISO 4374 :198…

2Scope / Description

Deals with the measurement of flow in rivers and artificial channels. The flow conditions considered are limited to steady flows which are uniquely dependent on the upstream head. Drowned flows, which depend on downstream as well as upstream levels, are not covered. Cancels and replaces the first edition (ISO 4374 :1982), of which it constitutes a technical revision.

3Version History

ISO 4374:1982 older 1982-12-01
ISO 4374:1990 1990-03

6Frequently Asked Questions

What is ISO 4374:1990?
ISO 4374:1990 — Liquid flow measurement in open channels; round-nose horizontal broad-crested weirs is an international standard developed by International Organization for Standardization (ISO). Deals with the measurement of flow in rivers and artificial channels. The flow conditions considered are limited to steady flows which are uniquely dependent on the upstream head. Drowned flows, which depend on downstream as well as upstream levels,...
What does ISO 4374:1990 cover?
This standard covers: Deals with the measurement of flow in rivers and artificial channels. The flow conditions considered are limited to steady flows which are uniquely dependent on the upstream head. Drowned flows, which depend on downstream as well as upstream levels, are not covered. Cancels and replaces the first...
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of ISO 4374:1990?
The current published version is ISO 4374:1990, published on 1990-03. Always check for amendments or pending revisions.
How do I purchase ISO 4374:1990?
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