BS EN 3844-3-2011 Aerospace series Flammability of non metallic materials Small burner test 45 Determination of the resistance of material to flame and glow propagation and to flam.pdf
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1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 3844-3:2011Aerospace series Flammability of non metallicmaterialsPart 3: Small burner test, 45 Determination of the resistance of materialto flame and glow propagation and
2、toflame penetrationBS EN 3844-3:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 3844-3:2011.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/65, Non-metallic materials for aerospace purposes(excluding textiles).A list of organ
3、izations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. BSI 2011ISBN 978 0 580 73881 4ICS 49.025.15Compliance with a British Standard ca
4、nnot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 November 2011.Amendments issued since publicationDate Text affectedBS EN 3844-3:2011EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3844-3 Novem
5、ber 2011 ICS 49.025.15 English Version Aerospace series - Flammability of non metallic materials - Part 3: Small burner test, 45 - Determination of the resistance of material to flame and glow propagation and to flame penetrationSrie arospatiale - Inflammabilit des matriaux non mtalliques - Partie 3
6、: Essai au brleur, 45 - Dtermination de la rsistance du matriau la propagation de la flamme et de lincandescence et la pntration de flammes Luft- und Raumfahrt - Entflammbarkeit nicht metallischer Werkstoffe - Teil 3: Kleinbrenner - Prfung 45 - Bestimmung der Bestndigkeit eines - Materials gegen die
7、 Ausbreitung von Flammen und Glimmen und gegen Durchbrennen This European Standard was approved by CEN on 10 February 2011. 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 wit
8、hout 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
9、 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, D
10、enmark, 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 STANDARDIZATION COMIT EUROPEN DE NORMAL
11、ISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3844-3:2011: EBS EN 3844-3:2011EN 3844-3:2011 (E) 2 Contents Foreword . 31 Scope . 42
12、Normative references . 43 Terms and definitions . 44 Principle of method 55 Designation . 56 Test apparatus 57 Test specimens . 68 Conditioning 69 Burner adjustment 610 Test procedure 611 Report. 7Bibliography . 14BS EN 3844-3:2011EN 3844-3:2011 (E) 3 Foreword This document (EN 3844-3:2011) has been
13、 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 c
14、ountries 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 May 2012, and conflicting national standards shall be withdrawn at the latest by May 2012. Attent
15、ion 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. According to the CEN/CENELEC Internal Regulations, the national standards organizations of t
16、he following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romani
17、a, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 3844-3:2011EN 3844-3:2011 (E) 4 1 Scope This European Standard specifies the test for the determination of the resistance of non metallic materials to flame and glow propagation and to flame penetration. This test method
18、 is also used for testing non metallic materials which have to meet the test criteria for the 45 Bunsen burner test. It is used for evaluation of non metallic materials or constructions used in the interiors of aerospace vehicles but may be used in other applications as specified in applicable procu
19、rement and regulatory documents. This standard should be used to measure and describe the properties of non metallic materials, products or assemblies in response to heat and flame under controlled laboratory conditions and should not be used to describe or appraise the fire hazard or fire risk of m
20、aterials, products, or assemblies under actual fire conditions. However, results of this test may be used as elements of a fire risk assessment which takes into account all of the factors which are pertinent to an assessment of the fire hazard of a particular end use. 2 Normative references The foll
21、owing 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. ASTM-D 5025, A laboratory burner used for small-scale bur
22、ning test on plastic materials 1) 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 time of flame application length of time the burner flame is applied to the specimen 3.2 after flame time time in seconds for which the specimen continues to fl
23、ame after the burner flame has been removed from the specimen 3.3 after glow time length of time in seconds for which the specimen continues to glow, without flaming combustion, after any flaming combustion ceases following the removal of flame application 3.4 flame penetration flame penetration occ
24、urs if the Bunsen burner flame penetrates (passes through) the test specimen during the time of flame application NOTE Flame penetration is defined to have occurred if the burner flame passes through a hole or crack in the specimen that forms during the test. 1) Published by: ASTM National (US) Amer
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