Valves for water supply. Fitness for purpose requirements and appropriate verification tests - General requirements1 Scope This European Standard defines the minimum fitness for purpose requirements for valves to be used in, or connected to, water supply pipe systems, above or below ground (see EN 805), carrying water intended for human consumption. This standard specifies the general design requirements, the performance requirements and the conformity assessment method for valves, whatever their type and materials. This standard deals with the requirements that

BS 1722-8:2006 supersedes BS 1722-8:1997 which will be withdrawn

3 guideline assists you with dimensions

UKAS accredited laboratory managers

Determination of the test method based on general product properties

With BS 7611 you can be ensured that the products consistently meet and exceed quality assurance targets

aircraft use

— the conditions for measuring the effective length and the centre distance variation

facilitates uniformity and global acceptance

attenuation

inspection and testing

BS EN 1337-6 on structural rocker bearings is useful for:

It is advisable to check these samples using a large sampling procedure to prevent cross-contamination of the glass fibre during the migration procedure