Plastics piping systems - Polyethylene (PE) valves - Test method for resistance to thermal cycling

Comment end date 2026-12-20

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Project stage codes

1. Decision on WI Proposal

2. Projektas

3. Viešoji apklausa

From 2026-10-21 till 2026-12-20

4. Closure of enquiry

5. Submission to Formal Vote

Organisation

CEN Europos standartizacijos komitetas

ICS

23.060.01 - Valves in general

Technical Committee

TK 68 Plastics

ForeignTC'S

CEN/TC 155

Number of comments

Comment start date

2026-10-21

Scope

This document specifies a test method for the evaluation of leaktightness of a valve under pressure while it is under external thermal cycling. This document is applicable to polyethylene (PE) valves and valves with PE spigot-ends having a nominal outside diameter greater than 63 mm and intended for the transport of fluids. For diameters equal to or lower than 63 mm EN 1704[1] is applicable. When specified in the product standard, this document can be applied to valves of material other than PE.

Relations

Pakeis

prEN 12119