NF EN 14451 : 2005
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
DEVICES TO PREVENT POLLUTION BY BACKFLOW OF POTABLE WATER - IN-LINE ANTI-VACUUM VALVES DN 8 TO DN 80 - FAMILY D, TYPE A
04-10-2021
12-01-2013
Avant-propos
Introduction
1 Domaine d'application
2 Références normatives
3 Termes et définitions
4 Taille nominale
5 Désignation
6 Marquage et documents techniques
7 Symbolisation
8 Caractéristiques générales de conception
9 Caractéristiques physico-chimiques
10 Caractéristiques et essais
11 Caractéristiques acoustiques
Annexe A (normative) Échantillons et séquence d'essais
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.