• Shopping Cart
    There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert
Celebrate World Standards Day. Save 10% with code WSD2026 until 31 Oct. Save now

ISO 1438:2017

Current

Current

The latest, up-to-date edition.

Hydrometry — Open channel flow measurement using thin-plate weirs

Available format(s)

Hardcopy , PDF

Language(s)

English, French

Published date

02-05-2017

£190.00
Excluding VAT
Summarise this standard

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.

Committee
ISO/TC 113/SC 2
DevelopmentNote
Supersedes ISO 1438-1. (04/2008) Supersedes ISO/DIS 1438. (05/2017)
DocumentType
Standard
Pages
60
PublisherName
International Organization for Standardization
Status
Current
Supersedes

Standards Relationship
NF ISO 1438:2021 Identical
IS 9108 : 2020 Identical
AS 3778.4.1:2022 Identical
BS ISO 1438:2017 Identical
BIS IS 9108 : 2013 Identical
NBN E 44 003 : 1985 Identical
NBN E 44 004 : 1986 Identical
NEN ISO 1438 : 2008 C1 2008 Identical

£190.00
Excluding VAT