BS EN 16767:2020 Industrial valves - Metallic check valves – Revised Standard Published

What is it?:  This document specifies the general requirements for metallic check valves, which are forged, cast or fabricated in straight, angle or oblique pattern (see EN 736‐2) with end connections flanged or wafer, butt welding, socket welding, or threaded.

This document applies to metallic check valves used for all industrial applications.

Why is it important?: The main changes are the following:

— inclusion of copper alloy check valves (in Clause 1 and in 4.2);

— update of the normative references;

— addition of informative Annex B giving the correspondence between DN and NPS;.

— update of Annex ZA according to Directive 2014/68/EU.

Supersedes: The 2016 version of EN16767 is superseded and withdrawn.   BS 7438 is superseded and will be proposed for withdrawal. 

This standard is available from BSi Publications at a  price of £130.00  (members price £65.00).  Those people that are members of PSE/18/2 committees are able to download the standard for free.

Published: 24th August 2020