Pipes and fittings made of crosslinked polyethylene (PE-X) - Estimation of the degree of crosslinking by determination of the gel content (ISO 10147:2011)

ISO 10147:2011 specifies a method for the assessment of the degree of crosslinking in crosslinked polyethylene (PE-X) pipes and fittings by determination of the gel content by solvent extraction.

Rohre und Formstücke aus vernetztem Polyethylen (PE-X) - Berechnung des Grades der Vernetzung durch Bestimmung des Gel-Gehaltes (ISO 10147:2011)

Diese Internationale Norm legt ein Verfahren zur Bewertung des Grades der Vernetzung in Rohren und Form¬stücken aus vernetztem Polyethylen (PE-X) durch Bestimmung des Gel-Gehaltes mittels Lösemittel¬extraktion fest.

Tubes et raccords en polyéthylène réticulé (PE-X) - Estimation du degré de réticulation par le mesurage du taux de gel (ISO 10147:2011)

L'ISO 10147:2011 spécifie une méthode d'estimation du degré de réticulation des tubes et des raccords en polyéthylène réticulé (PE‑X), fondée sur la détermination du taux de gel, par extraction au solvant.

Cevi in fitingi iz zamreženega polietilena (PE-X) - Ocena stopnje zamreženosti z ugotavljanjem deleža gela (ISO 10147:2011)

Ta mednarodni standard določa metodo za oceno stopnje zamreženosti pri ceveh in fitingih iz zamreženega polietilena (PE-X) z ugotavljanjem deleža gela z ekstrakcijo s topilom.

General Information

Status
Published
Public Enquiry End Date
24-May-2012
Publication Date
08-Jan-2013
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
04-Jan-2013
Due Date
11-Mar-2013
Completion Date
09-Jan-2013

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SIST EN ISO 10147:2013

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Effective Date
01-Feb-2013
Effective Date
09-Feb-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026

Overview

SIST EN ISO 10147:2013 specifies an internationally recognized method for evaluating the degree of crosslinking in pipes and fittings made of crosslinked polyethylene (PE-X) by determining the gel content through solvent extraction. This standard, identical to ISO 10147:2011, is essential for ensuring consistent product quality and performance in PE-X piping systems, which are widely used in the transport of fluids across plumbing, construction, and industrial applications.

The process outlined in this standard enables manufacturers, quality assurance professionals, and testing laboratories to accurately assess PE-X products and confirm compliance with relevant specifications.

Key Topics

  • Scope and Purpose: Establishes a method for determining the degree of crosslinking in PE-X pipes and fittings.
  • Solvent Extraction: Details the use of xylene as the extraction solvent, including safety and handling requirements.
  • Test Procedure:
    • Weighing and preparing test pieces from the PE-X product.
    • Immersing samples in xylene under controlled conditions to extract non-crosslinked material.
    • Measurement of the insoluble (gel) content to estimate the degree of crosslinking.
  • Calculation: Provides formulas for calculating the percentage of insoluble material, representing the crosslinked fraction of the polymer.
  • Reporting: Specifies the required content for test reports, including test conditions, results, and references to the standard.

Applications

The gel content determination method described in SIST EN ISO 10147:2013 is valuable in several practical contexts, including:

  • Product Development and Manufacturing: Ensures that PE-X pipes and fittings meet design and performance specifications for crosslinking, which affects mechanical properties such as strength, flexibility, and chemical resistance.
  • Quality Control: Provides a standardized approach for routine verification of crosslinking levels during production to maintain consistency and reliability in piping products.
  • Certification and Compliance: Demonstrates conformity with local and international regulations for PE-X piping products, supporting market access and consumer trust.
  • Failure Analysis: Assists in diagnosing causes of product failures related to inadequate or inconsistent crosslinking in installed piping systems.
  • Third-Party Testing and Inspection: Offers an accepted method for independent evaluation by certification bodies or regulatory agencies.

Related Standards

Implementing SIST EN ISO 10147:2013 is often part of a broader standards framework for plastics piping systems. Related and referenced standards include:

  • EN ISO 15875 - Plastics piping systems for hot and cold water installations - Crosslinked polyethylene (PE-X)
  • ISO 1452 - Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U)
  • EN ISO 1167 - Thermoplastics pipes, fittings, and assemblies for the conveyance of fluids - Determination of the resistance to internal pressure
  • SIST EN 579:1997 - Superseded standard for the estimation of the degree of crosslinking in PE-X

Conclusion

SIST EN ISO 10147:2013 plays a critical role in establishing a reliable, repeatable method for measuring crosslinking in polyethylene piping products. Adherence to this standard helps manufacturers assure quality, regulatory compliance, and optimal performance across a range of piping applications. In the broader context of plastics piping standards, its application supports safe and durable infrastructure for water, gas, and industrial fluid transport.

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SIST EN ISO 10147:2013

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Frequently Asked Questions

SIST EN ISO 10147:2013 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Pipes and fittings made of crosslinked polyethylene (PE-X) - Estimation of the degree of crosslinking by determination of the gel content (ISO 10147:2011)". This standard covers: ISO 10147:2011 specifies a method for the assessment of the degree of crosslinking in crosslinked polyethylene (PE-X) pipes and fittings by determination of the gel content by solvent extraction.

ISO 10147:2011 specifies a method for the assessment of the degree of crosslinking in crosslinked polyethylene (PE-X) pipes and fittings by determination of the gel content by solvent extraction.

SIST EN ISO 10147:2013 is classified under the following ICS (International Classification for Standards) categories: 23.040.20 - Plastics pipes; 23.040.45 - Plastics fittings. The ICS classification helps identify the subject area and facilitates finding related standards.

SIST EN ISO 10147:2013 has the following relationships with other standards: It is inter standard links to SIST EN 579:1997, SIST EN 62788-1-6:2017, SIST EN 13476-2:2025, SIST EN ISO 15875-3:2004. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

SIST EN ISO 10147:2013 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


SLOVENSKI STANDARD
01-februar-2013
1DGRPHãþD
SIST EN 579:1997
Cevi in fitingi iz zamreženega polietilena (PE-X) - Ocena stopnje zamreženosti z
ugotavljanjem deleža gela (ISO 10147:2011)
Pipes and fittings made of crosslinked polyethylene (PE-X) - Estimation of the degree of
crosslinking by determination of the gel content (ISO 10147:2011)
Rohre und Formstücke aus vernetztem Polyethylen (PE-X) - Berechnung des Grades
der Vernetzung durch Bestimmung des Gel-Gehaltes (ISO 10147:2011)
Tubes et raccords en polyéthylène réticulé (PE-X) - Estimation du degré de réticulation
par le mesurage du taux de gel (ISO 10147:2011)
Ta slovenski standard je istoveten z: EN ISO 10147:2012
ICS:
23.040.20 Cevi iz polimernih materialov Plastics pipes
23.040.45 Fitingi iz polimernih Plastics fittings
materialov
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN ISO 10147
NORME EUROPÉENNE
EUROPÄISCHE NORM
December 2012
ICS 23.040.20; 23.040.45 Supersedes EN 579:1993
English Version
Pipes and fittings made of crosslinked polyethylene (PE-X) -
Estimation of the degree of crosslinking by determination of the
gel content (ISO 10147:2011)
Tubes et raccords en polyéthylène réticulé (PE-X) - Rohre und Fittings aus vernetztem Polyethylen (PE-X) -
Estimation du degré de réticulation par le mesurage du Berechnung des Grades der Vernetzung durch
taux de gel (ISO 10147:2011) Bestimmung des Gel-Gehaltes (ISO 10147:2011)
This European Standard was approved by CEN on 10 August 2012.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European
Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national
standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.

This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same
status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United
Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2012 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 10147:2012: E
worldwide for CEN national Members.

Contents Page
Foreword .3

Foreword
The text of ISO 10147:2011 has been prepared by Technical Committee ISO/TC 138 “Plastics pipes, fittings
and valves for the transport of fluids” of the International Organization for Standardization (ISO) and has been
taken over as EN ISO 10147:2012 by Technical Committee CEN/TC 155 “Plastics piping systems and ducting
systems” the secretariat of which is held by NEN.
This European Standard shall be given the status of a national standard, either by publication of an identical
text or by endorsement, at the latest by June 2013, and conflicting national standards shall be withdrawn at
the latest by June 2013.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 579:1993.
According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following
countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech
Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece,
Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,
Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.
Endorsement notice
The text of ISO 10147:2011 has been approved by CEN as a EN ISO 10147:2012 without any modification.

INTERNATIONAL ISO
STANDARD 10147
Third edition
2011-09-01
Pipes and fittings made of crosslinked
polyethylene (PE-X) — Estimation of the
degree of crosslinking by determination
of the gel content
Tubes et raccords en polyéthylène réticulé (PE-X) — Estimation du
degré de réticulation par le mesurage du taux de gel
Reference number
ISO 10147:2011(E)
©
ISO 2011
ISO 10147:2011(E)
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means,
electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO’s
member body in the country of the requester.
ISO copyright office
Case postale 56 • CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail copyright@iso.org
Web www.iso.org
Published in Switzerland
ii © ISO 2011 – All rights reserved

ISO 10147:2011(E)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies
(ISO member bodies). The work of preparing International Standards is normally carried out through ISO
technical committees. Each member body interested in a subject for which a technical committee has been
established has the right to be represented on that committee. International organizations, governmental and
non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International
Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.
International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2.
The main task of technical committees is to prepare International Standards. Draft International Standards
adopted by the technical committees are circulated to the member bodies for voting. Publication as an
International Standard requires approval by at least 75 % of the member bodies casting a vote.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
rights. ISO shall not be held responsible for identifying any or all such patent rights.
ISO 10147 was prepared by Technical Committee ISO/TC 138, Plastics pipes, fittings and valves for the
transport of f
...