Abstract

This document specifies a method for determining the leaktightness and ease of operation of a valve under bending following the application of temperature cycling. This document is applicable to thermoplastic valves with DN 63 or smaller.

Begin

2026-06-30

WI

00155A3A

Planned document number

DIN EN 1704

Project number

05402431

Responsible national committee

NA 054-05-02 AA - Test methods for plastic pipes  

Responsible european committee

CEN/TC 155/WG 32 - Valves  

previous edition(s)

Plastics piping systems - Thermoplastics valves - Test method for the integrity of a valve after temperature cycling under bending; German version EN 1704:1997
1997-03

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