SIST EN 3747:2009
(Main)Aerospace series - O-rings, in fluorosilicone rubber (FVMQ) - Technical specification
Aerospace series - O-rings, in fluorosilicone rubber (FVMQ) - Technical specification
This standard specifies the characteristics, qualification and acceptance requirements for O-rings in fluorosilicone rubber (FVMQ) to EN 3825, EN 3826 and EN 3827, for aerospace applications.
It is applicable whenever referenced.
Luft- und Raumfahrt - O-Ringe aus Fluorsilikon-Elastomer (FVMQ) - Technische Lieferbedingungen
Diese Norm legt die Eigenschaften, Qualifikations- und Abnahmebedingungen für O-Ringe aus Fluorsilicon- Elastomer (FVMQ) nach EN 3825, EN 3826 und EN 3827 für Anwendungen in der Luft- und Raumfahrt fest.
Wann immer darauf Bezug genommen wird, ist sie anwendbar.
Aeronavtika - O-obročki, iz fluorosilikonske gume (FVMQ) - Tehnična specifikacija
General Information
Relations
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Luft- und Raumfahrt - O-Ringe aus Fluorsilikon-Elastomer (FVMQ) - Technische LieferbedingungenAerospace series - O-rings, in fluorosilicone rubber (FVMQ) - Technical specification49.025.40Guma in polimerni materialiRubber and plasticsICS:Ta slovenski standard je istoveten z:EN 3747:2007SIST EN 3747:2009en,de01-marec-2009SIST EN 3747:2009SLOVENSKI
STANDARDSIST EN 3747:20041DGRPHãþD
SIST EN 3747:2009
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 3747June 2007ICS 49.025.40Supersedes EN 3747:2003
English VersionAerospace series - O-rings, in fluorosilicone rubber (FVMQ) -Technical specificationThis European Standard was approved by CEN on 11 September 2003.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN 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 translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2007 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 3747:2007: ESIST EN 3747:2009
EN 3747:2007 (E) 2 Contents Page Foreword.3 1 Scope.4 2 Normative references.4 3 Terms and definitions.4 4 Quality assurance.5 5 Requirements.6 Annex A (normative)
Packaging.8
SIST EN 3747:2009
EN 3747:2007 (E) 3 Foreword This document (EN 3747:2007) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. 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 December 2007, and conflicting national standards shall be withdrawn at the latest by December 2007. 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 3747:2003. 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. SIST EN 3747:2009
EN 3747:2007 (E) 4 1 Scope This standard specifies the characteristics, qualification and acceptance requirements for O-rings in fluorosilicone rubber (FVMQ) to EN 3825, EN 3826 and EN 3827, for aerospace applications. It is applicable whenever referenced. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 48, Rubber, vulcanized or thermoplastic — Determination of hardness (hardness between 10 IRHD and 100 IRHD). ISO 188, Rubber, vulcanized or thermoplastic — Accelerated ageing and heat resistance tests. ISO 1749, Aircraft — Elastomeric sealing rings — Packaging and identification. ISO 1817, Rubber, vulcanized — Determination of the effect of liquids. ISO 2781, Rubber, vulcanized — Determination of density. ISO 2859-1, Sampling procedures for inspection by attributes — Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection. EN 3376, Aerospace series — Limits of surface imperfections of elastomeric toroidal sealing rings (o-rings). 1) EN 3825, Aerospace series — Fluorosilicone rubber (FVMQ) — Hardness 60 IRHD.1) EN 3826, Aerospace series — Fluorosilicone rubber (FVMQ) — Hardness 70 IRHD. 1) EN 3827, Aerospace series — Fluorosilicone rubber (FVMQ) — Hardness 80 IRHD. 1) EN 9133, Aerospace series — Quality management systems — Qualifiation procedure for aerospace standard parts. ASTM D 1414-94, Standard test methods for rubber O-rings. 2) 3 Terms and definitions For the purposes of this standard the following terms and definitions apply. 3.1 production batch quantity of O-rings manufactured from the same batch of rubber compound having the same section diameter vulcanized in the same oven load
1) Published as ASD Prestandard at the date of publication of
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.