SIST EN 14901:2014
(Main)Ductile iron pipes, fittings and accessories - Epoxy coating (heavy duty) of ductile iron fittings and accessories - Requirements and test methods
Ductile iron pipes, fittings and accessories - Epoxy coating (heavy duty) of ductile iron fittings and accessories - Requirements and test methods
This European Standard defines the requirements and test methods for factory applied epoxy coatings (fusion bonded powder or liquid two-pack) used for the corrosion protection of ductile iron fittings and accessories conforming to EN 545, EN 598, EN 969, EN 12842, EN 14525, for:
- conveying water (e.g. potable water) at operating temperature up to 50 °C excluding frost; or
- conveying waste water at operating temperature up to 45 °C excluding frost; or
- conveying gas at operating temperature up to 50 °C;
- suitable for external environments, i.e. soils, waters and atmospheres of all common corrosion loads, characterised in D.2.3 of EN 545:2010.
Rohre, Formstücke und Zubehör aus duktilem Gusseisen - Epoxidharzbeschichtung (für erhöhte Beanspruchung) von Formstücken und Zubehörteilen aus duktilem Gusseisen - Anforderungen und Prüfverfahren
Diese Europäische Norm legt die Anforderungen und Prüfverfahren fest für werksmäßig aufgebrachte Epoxidharzbeschichtungen (Aufschmelzen von pulverförmigem Epoxidharz oder flüssigem Epoxidharz im Zwei-Komponentenverfahren) für den Korrosionsschutz von Formstücken und Zubehörteilen aus duktilem Gusseisen nach EN 545, EN 598, EN 969, EN 12842, EN 14525
- zum Transport von Wasser (z. B. Trinkwasser) bei Betriebstemperaturen bis 50 °C, jedoch außerhalb des Frostbereiches; oder
- zum Transport von Abwasser bei Betriebstemperaturen bis 45 °C, jedoch außerhalb des Frostbereiches; oder
- zum Transport von Gas bei Betriebstemperaturen bis 50 °C;
- geeignet für äußere Umgebungsbedingungen, d. h. Böden, Wasser und Atmosphären mit allen üblichen Korrosionsbelastungen nach EN 545:2010, D.2.3.
Tuyaux, raccords et accessoires en fonte ductile - Revêtement époxy (renforcé) des raccords et accessoires en fonte ductile - Prescriptions et méthodes d’essai
La présente Norme européenne établit les prescriptions et les méthodes d’essai relatives aux revêtements époxy appliqués en usine (poudre liée par fusion, liquide à deux composants), utilisés pour la protection contre la corrosion des raccords et accessoires en fonte ductile conformes aux normes EN 545, EN 598, EN 969, EN 12842 et EN 14525 destinés à transporter :
- de l’eau (eau potable par exemple) à une température de fonctionnement allant jusqu’à 50 °C hors gel ; ou
- des eaux usées à une température de fonctionnement allant jusqu’à 45 °C hors gel ; ou
- du gaz à une température de fonctionnement allant jusqu’à 50 °C ;
- et convenant aux environnements extérieurs définis en D.2.3 de l’EN 545:2010, c’est-à-dire la terre, l’eau et les atmosphères corrosives de toute nature.
Litoželezne cevi, fitingi in pribor - Epoksidni premaz (za visoke obremenitve) litoželeznih fitingov in pribora - Zahteve in preskusne metode
Ta evropski standard določa zahteve in preskusne metode za tovarniško nanesene epoksidne premaze (s fuzijo sprijet prah ali dvokomponentna tekočina), ki se uporabljajo za protikorozijsko zaščito litoželeznih oblikovnih kosov in pribora v skladu s standardi EN 545, EN 598, EN 969, EN 12842, EN 14525 za:
– prenos vode (npr. pitne vode) pri obratovalni temperaturi do 50 °C, brez zamrznitve; ali
– prenos odpadne vode pri obratovalni temperaturi do 45 °C, brez zamrznitve; ali
– prenos plina pri obratovalni temperaturi do 50 °C, brez zamrznitve;
– primerno za zunanja okolja, tj. tla, vode in atmosfere vseh skupnih korozijskih obremenitev, opredeljenih v točki D.2.3 standarda EN 545:2010.
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Litoželezne cevi, fitingi in pribor - Epoksidni premaz (za visoke obremenitve) litoželeznih fitingov in pribora - Zahteve in preskusne metodeRohre, Formstücke und Zubehör aus duktilem Gusseisen - Epoxidharzbeschichtung (für erhöhte Beanspruchung) von Formstücken und Zubehörteilen aus duktilem Gusseisen - Anforderungen und PrüfverfahrenTuyaux, raccords et accessoires en fonte ductile - Revêtement époxy (renforcé) des raccords et accessoires en fonte ductile - Prescriptions et méthodes d’essaiDuctile iron pipes, fittings and accessories - Epoxy coating (heavy duty) of ductile iron fittings and accessories - Requirements and test methods25.220.60Organske prevlekeOrganic coatings23.040.40Kovinski fitingiMetal fittings23.040.10Železne in jeklene ceviIron and steel pipesICS:Ta slovenski standard je istoveten z:EN 14901:2014SIST EN 14901:2014en,fr,de01-december-2014SIST EN 14901:2014SLOVENSKI
STANDARDSIST EN 14901:20061DGRPHãþD
SIST EN 14901:2014
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 14901
October 2014 ICS 23.040.10; 23.040.40; 25.220.60 Supersedes EN 14901:2006English Version
Ductile iron pipes, fittings and accessories - Epoxy coating (heavy duty) of ductile iron fittings and accessories - Requirements and test methods
Tuyaux, raccords et accessoires en fonte ductile - Revêtement époxy (renforcé) des raccords et accessoires en fonte ductile - Prescriptions et méthodes d'essai
Rohre, Formstücke und Zubehör aus duktilem Gusseisen - Epoxidharzbeschichtung (für erhöhte Beanspruchung) von Formstücken und Zubehörteilen aus duktilem Gusseisen - Anforderungen und Prüfverfahren This European Standard was approved by CEN on 28 August 2014.
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
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14901:2014 ESIST EN 14901:2014
EN 14901:2014 (E) 2 Contents
Page Foreword .4 Introduction .5 1 Scope .6 2 Normative references .6 3 Terms and definitions .6 4 Ordering information .8 5 Technical Requirements .9 5.1 General .9 5.2 Surface preparation .9 5.3 Appearance and continuity .9 5.4 Adhesion .9 5.5 Coating thickness .9 5.6 Cross linkage .9 5.7 Repairs . 10 5.8 Marking . 10 6 Performance requirements . 10 6.1 General . 10 6.2 Impact resistance. 10 6.3 Indentation resistance . 10 6.4 Non porosity . 10 6.5 Cross linkage . 10 6.6 Durability . 11 6.6.1 General . 11 6.6.2 Heat ageing resistance in air . 11 6.6.3 Heat ageing resistance in water . 11 6.7 Chemical resistance (only for sewage application) . 11 6.8 Abrasion resistance (only for sewage application) . 11 6.9 Materials in contact with water intended for human consumption . 11 7 Test Methods . 11 7.1 Routine tests . 11 7.1.1 General . 11 7.1.2 Surface preparation . 11 7.1.3 Appearance and continuity . 11 7.1.4 Adhesion . 11 7.1.5 Coating thickness . 12 7.1.6 Cross linkage . 12 7.2 Performance tests. 12 7.2.1 General . 12 7.2.2 Impact resistance. 12 7.2.3 Indentation resistance . 12 7.2.4 Non porosity . 13 7.2.5 Durability . 13 Annex A (informative)
Quality assurance . 14 A.1 General . 14 A.2 Performance type test, fitting and accessory size grouping . 15 SIST EN 14901:2014
EN 14901:2014 (E) 3 A.3 Quality assessment system . 15 Annex B (informative)
Coating materials and application . 16 B.1 General . 16 B.2 Coating application . 16 Annex C (informative)
Handling, transportation and storage . 17 C.1 Handling . 17 C.2 Transportation to storage areas . 17 C.3 Storage . 17 C.4 Loading of fittings and accessories for delivery . 17 Bibliography . 18
SIST EN 14901:2014
EN 14901:2014 (E) 4 Foreword This document (EN 14901:2014) has been prepared by Technical Committee CEN/TC 203 “Cast iron pipes, fittings and their joints”, the secretariat of which is held by AFNOR. 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 April 2015 and conflicting national standards shall be withdrawn at the latest by April 2015. 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 14901:2006. In comparison with EN 14901:2006, the following changes have been made: — correction of several typing errors, wrong units etc.; — actualized dates of referenced standards; — clearer description of the coating thickness test method (7.1.5); — attribution of performance requirements “chemical resistance” and “abrasion
resistance” to coatings in sewer applications (Lines 8 and 9 of Table A.1); — actualization of the requirement “fitness for contact with potable water” according tothe present status (line 10 of Table A.1); — correction of overlapping nominal sizes at DN grouping (Table A.3). According to the CEN-CENELEC Internal Regulations, the national standards organizations 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. SIST EN 14901:2014
EN 14901:2014 (E) 5 Introduction This European Standard is in conformity with the general requirements already established by CEN/TC 164 in the field of water supply (e.g. potable water), CEN/TC 165 in the field of wastewater and CEN/TC 234 in the field of gas distribution. In respect of potential adverse effects on the quality of water intended for human consumption caused by the product covered by this European Standard: 1) this standard provides no information as to whether the product may be used without restriction in any of the member states of the EU or EFTA; 2) it should be noted that, while awaiting the adoption of verifiable European criteria, existing national regulations concerning the use and/or the characteristics of this product remain in force. SIST EN 14901:2014
EN 14901:2014 (E) 6 1 Scope This European Standard defines the requirements and test methods for factory applied epoxy coatings (fusion bonded powder or liquid two-pack) used for the corrosion protection of ductile iron fittings and accessories conforming to EN 545, EN 598, EN 969, EN 12842, EN 14525, for: — conveying water (e.g. potable water) at operating temperature up to 50 °C excluding frost; or — conveying waste water at operating temperature up to 45 °C excluding frost; or — conveying gas at operating temperature up to 50 °C; — suitable for external environments, i.e. soils, waters and atmospheres of all common corrosion loads, characterized in EN 545:2010, D.2.3. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 545:2010, Ductile iron pipes, fittings, accessories and their joints for water pipelines - Requirements and test methods EN 598, Ductile iron pipes, fittings, accessories and their joints for sewerage applications - Requirements and test methods EN 805, Water supply - Requirements for systems and components outside buildings EN 969, Ductile iron pipes, fittings, accessories and their joints for gas pipelines - Requirements and test methods EN 12842, Ductile iron fittings for PVC-U or PE piping systems - Requirements and test methods EN 14525, Ductile iron wide tolerance couplings and flange adaptors for use with pipes of different materials: ductile iron, Grey iron, Steel, PVC-U PE, Fibre-cement EN ISO 4624, Paints and varnishes - Pull-off test for adhesion (ISO 4624) EN ISO 8501-1, Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings (ISO 8501-1) 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 accessory any casting other than a pipe or fitting which is used in a pipeline: — inspection chambers; — manholes; — glands for mechanical flexible joints; SIST EN 14901:2014
EN 14901:2014 (E) 7 — glands and locking rings for restrained flexible joints; — pipe saddles for house connection; — adjustable flanges Note 1 to entry: Valves of all types are not covered by the term "accessory". 3.2 adhesion force per unit area, applied perpendicular to the surface, which is necessary to separate the coating from its substrate 3.3 cross linkage chemical reaction between epoxy resin and hardener to form the final coating 3.4 ductile iron cast iron used for pipes, fittings and accessories in which graphite is present substantially in spheroidal form 3.5 fitting casting other than a pipe or accessory which allows pipeline deviation, change of direction or bore Note 1 to entry: Flanged-socket pieces, flanged spigot pieces and collars are also classified as fittings. 3.6 impact strength impact energy which a coating can withstand without damage under specific test conditions 3.7 indentation resistance resistance of the coating to the penetration of a punch under defined test conditions 3.8 non porosity absence of electrical puncture in a high voltage test under defined test conditions 3.9 epoxy coating factory applied coating with pure epoxy as a binder such as: — fusion bonded epoxy powder (P) applied by (electrostatic) spraying or dipping in fluidized bed on preheated parts; — two-pack liquid epoxy (L) consisting of a base and a catalyst component which is mixed together in the proportion specified by the manufacturer before use 3.10 chalking superficial reaction of epoxy coatings influenced by UV-radiation Note 1 to entry: The process is stopped by the reaction products at a depth of 2 µm to 5 µm, combined with a loss of brilliance. There are no adverse influences on the protection properties. SIST EN 14901:2014
EN 14901:2014 (E) 8 3.11 performance test test which is done once and is repeated only after change of coating material supplier, coating material or relevant change in process application 3.12 routine test test carried out to control the manufacturing process with a frequency defined by the manufacturer of the coated ductile iron component 3.13 designated zones areas of a casting where because of jointing tolerance restrictions, testing difficulties, or shrouding by a gasket, etc. a lower standard of coating performance is unavoidable Note 1 to entry: For the purpose of
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