【BS英国标准】BS EN 730-1-2002 Gas welding equipment — Safety devices — Part 1 Incorporating a flame (flashback) arrestor.pdf
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1、BRITISH STANDARD BS EN 730-1:2002 Gas welding equipment Safety devices Part 1: Incorporating a flame (flashback) arrestor The European Standard EN 730-1:2002 has the status of a British Standard ICS 25.160.30 ? Copyright British Standards Institution Reproduced by IHS under license with BSI - Uncont
2、rolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/08/2004 05:32:29 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- BS EN 730-1:2002 This British Standard, having been prepared under the direction of the Engineering
3、Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 13 November 2002 BSI 13 November 2002 ISBN 0 580 40732 2 National foreword This British Standard is the official English language version of EN 730-1:2002. Together with BS EN 73
4、0-2:2002 it supersedes BS EN 730:1995 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee WEE/18, Gas welding appliances, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. C
5、ross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or
6、of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text;
7、 present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover
8、, an inside front cover, the EN title page, pages 2 to 20, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Copyright British Standards Institution Reproduce
9、d by IHS under license with BSI - Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/08/2004 05:32:29 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 730-1 O
10、ctober 2002 ICS 25.160.30 English version Gas welding equipment - Safety devices - Part 1: Incorporating a flame (flashback) arrestor Matriel de soudage aux gaz - Dispositifs de scurit - Partie 1: Avec arrt de flamme Gasschweigerte - Sicherheitseinrichtungen - Teil 1: Mit integrierter Flammensperre
11、This European Standard was approved by CEN on 8 August 2002. 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 refer
12、ences concerning such national standards may be obtained on application to the 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
13、 its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portuga
14、l, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2002 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN nat
15、ional Members. Ref. No. EN 730-1:2002 E Copyright British Standards Institution Reproduced by IHS under license with BSI - Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/08/2004 05:32:29 MST Questions or comments about this message: please call the Document Policy
16、Group at 303-397-2295. -,-,- EN 730-1:2002 (E) 2 Contents page Foreword3 1Scope 4 2Normative references 4 3Terms and definitions4 4Design and materials.7 4.1Connection .7 4.2Materials7 5Requirements.7 5.1General7 5.2Gas tightness .9 5.3Pressure resistance.9 5.4Flame arrestor9 5.5Flame arrestor with
17、non-return valve 9 5.6Flame arrestor with temperature sensitive cut-off valve.9 5.7Flame arrestor with pressure-sensitive cut-off valve 9 5.8Other multifunctional safety devices.10 6Methods for type testing.10 6.1General10 6.2Accuracy of pressure and flow measurements10 6.3Test gases.10 6.4Gas tight
18、ness test10 6.5Pressure resistance test .10 6.6Non-return valve test.11 6.7Flame arrestor test.11 6.8Temperature-sensitive cut-off valve test.13 6.9Pressure-sensitive cut-off valve test.14 6.10Internal leakage test for cut-off valves14 7Further tests.14 8Manufacturers instructions14 9Marking .15 Ann
19、ex A (informative) Gas flow measurement17 A.1General17 A.2Procedure .17 Annex B (informative) Third party testing information.19 B.1General19 B.2Samples and documentation19 Annex C (informative) Production tests.20 C.1General20 C.2Production flashback test.20 Copyright British Standards Institution
20、Reproduced by IHS under license with BSI - Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/08/2004 05:32:29 MST Questions or comments about this message: please call the Document Policy Group at 303-397-2295. -,-,- w w w . b z f x w . c o m EN 730-1:2002 (E) 3 Forew
21、ord This document EN 730-1:2002 has been prepared by Technical Committee CEN/TC 121 “Welding“, the secretariat of which is held by DS. 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 2003, a
22、nd conflicting national standards shall be withdrawn at the latest by April 2003. This European Standard “Gas welding equipment Safety devices” consists of the following Parts: Part 1: Incorporating a flame (flashback) arrestor. Part 2: Not incorporating a flame (flashback) arrestor. This Part and E
23、N 730-2 supersedes EN 730:1995. Annexes A, B and C are informative. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, G
24、reece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Copyright British Standards Institution Reproduced by IHS under license with BSI - Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/08
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