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    DIN EN ISO 7866-2013 Gas cylinders - Refillable seamless aluminium alloy gas cylinders - Design construction and testing (ISO 7866 2012) German version EN ISO 7866 2012《气瓶 可重复充装的铝合.pdf

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    DIN EN ISO 7866-2013 Gas cylinders - Refillable seamless aluminium alloy gas cylinders - Design construction and testing (ISO 7866 2012) German version EN ISO 7866 2012《气瓶 可重复充装的铝合.pdf

    1、January 2013 Translation by DIN-Sprachendienst.English price group 24No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).IC

    2、S 23.020.30!$W6“1935219www.din.deDDIN EN ISO 7866Gas cylinders Refillable seamless aluminium alloy gas cylinders Design, construction and testing (ISO 7866:2012);English version EN ISO 7866:2012,English translation of DIN EN ISO 7866:2013-01Gasflaschen Wiederbefllbare nahtlose Gasflaschen aus Alumin

    3、iumlegierungen Auslegung, Bau und Prfung (ISO 7866:2012);Englische Fassung EN ISO 7866:2012,Englische bersetzung von DIN EN ISO 7866:2013-01Bouteilles gaz Bouteilles gaz sans soudure en alliage daluminium destines tre recharges Conception, construction et essais (ISO 7866:2012);Version anglaise EN I

    4、SO 7866:2012,Traduction anglaise de DIN EN ISO 7866:2013-01SupersedesDIN EN 1975:2004-04www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.7012.12 DIN EN ISO 7866:2013-01 2 A comma is used as the decimal marker. National foreword This

    5、 document has been prepared by Technical Committee ISO/TC 58 “Gas cylinders”, Subcommittee SC 3 “Cylinder design” in collaboration with Technical Committee CEN/TC 23 “Transportable gas cylinders” (Secretariat: BSI, United Kingdom). The responsible German body involved in its preparation was the Norm

    6、enausschuss Druckgasanlagen (Pressurized Gas Installations Standards Committee), Working Committee NA 016-00-03 AA Druckgas-flaschen und Ausrstung. This European Standard has been prepared to support essential requirements of the Transportable Pressure Equipment Directive TPED for transportable, ref

    7、illable seamless aluminium alloy gas cylinders of water capacities from 0,5 litres up to and including 150 litres. The standard is submitted for reference into the RID and/or in the technical annexes of the ADR. Therefore the standards listed in the normative references and covering basic requiremen

    8、ts of the RID/ADR not addressed within the present standard are normative only when the standards themselves are referred to in RID and/or in the technical annexes of the ADR. The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 6506-1 DIN E

    9、N ISO 6506-1 ISO 6508-1 DIN EN ISO 6508-1 ISO 6892-1 DIN EN ISO 6892-1 ISO 7438 DIN EN ISO 7438 ISO 7539-6:2011 DIN EN ISO 7539-6:2012-01 ISO 9809-2 DIN EN ISO 9809-2 ISO 11114-1 DIN EN ISO 11114-1 ISO 11117 DIN EN ISO 11117 ISO 11363-1 DIN EN ISO 11363-1 ISO 11363-2 DIN EN ISO 11363-2 ISO 13341 DIN

    10、 EN ISO 13341 ISO 13769 DIN EN ISO 13769 Amendments This standard differs from DIN EN 1975:2004-04 as follows: a) the reference versions ISO 7866:1999 and EN 1975:1999 + A1:2003 of the previous document have been combined; b) the standard has been brought in line with the current versions of the int

    11、ernational dangerous goods regulations; c) the standard has been harmonized with current rules of presentation. Previous editions DIN EN 1975: 1999-04, 2004-04 DIN EN ISO 7866:2013-01 3 National Annex NA (informative) Bibliography DIN EN ISO 6506-1, Metallic materials Brinell hardness test Part 1: T

    12、est method DIN EN ISO 6508-1, Metallic materials Rockwell hardness test Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T) DIN EN ISO 6892-1, Metallic materials Tensile testing Part 1: Method of test at room temperature DIN EN ISO 7438, Metallic materials Bend test DIN EN ISO 7539-6:2012-0

    13、1, Corrosion of metals and alloys Stress corrosion testing Part 6: Preparation and use of precracked specimens for tests under constant load or constant displacement DIN EN ISO 9809-2, Gas cylinders Refillable seamless steel gas cylinders Design, construction and testing Part 2: Quenched and tempere

    14、d steel cylinders with tensile strength greater than or equal to 1100 MPa DIN EN ISO 11114-1, Gas cylinders Compatibility of cylinder and valve materials with gas contents Part 1: Metallic materials DIN EN ISO 11117, Gas cylinders Valve protection caps and valve guards Design, construction and tests

    15、 DIN EN ISO 11363-1, Gas cylinders 17E and 25E taper threads for connection of valves to gas cylinders Part 1: Specifications DIN EN ISO 11363-2, Gas cylinders 17E and 25E taper threads for connection of valves to gas cylinders Part 2: Inspection gauges DIN EN ISO 13341, Gas cylinders Fitting of val

    16、ves to gas cylinders DIN EN ISO 13769, Gas cylinders Stamp marking DIN EN ISO 7866:2013-01 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 7866 September 2012 ICS 23.020.30 Supersedes EN 1975:1999English Version Gas cylinders - Refillable seamless aluminiu

    17、m alloy gas cylinders - Design, construction and testing (ISO 7866:2012) Bouteilles gaz - Bouteilles gaz sans soudure en alliage daluminium destines tre recharges - Conception, construction et essais (ISO 7866:2012) Gasflaschen - Wiederbefllbare nahtlose Gasflaschen aus This European Standard was ap

    18、proved by CEN on 4 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 nationa

    19、l 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

    20、 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, Hu

    21、ngary, 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 COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Manage

    22、ment Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 7866:2012: EAluminiumlegierungen - Auslegung, Bau und Prfung (ISO 7866:2012) Contents Page Foreword 4 Introduction .5 1 Scope 6

    23、 2 Normative references 6 3 Terms and definitions .6 4 Symbols 7 5 Inspection and testing .9 6 Materials .9 6.1 General requirements 9 6.2 Thermal treatments10 6.3 Test requirements 11 6.4 Failure to meet test requirements 11 7 Design .12 7.1 General requirements 12 7.2 Calculation of cylindrical sh

    24、ell thickness .12 7.3 Design of ends (heads and bases) .12 7.4 Neck design 13 7.5 Foot rings .16 7.6 Neck rings .16 7.7 Design drawing 16 7.8 High-strength and/or low-elongation gas cylinder designs 16 8 Construction and workmanship .16 8.1 General 16 8.2 End forming 16 8.3 Wall thickness 17 8.4 Sur

    25、face imperfections and defects 17 8.5 Neck threads 17 8.6 Out-of-roundness.17 8.7 Exposure to heat 18 8.8 Straightness .18 8.9 Mean diameter 18 9 Type approval procedure 18 9.1 General requirements 18 9.2 Prototype tests .19 9.3 Type approval certificate 20 10 Batch tests 20 10.1 General requirement

    26、s 20 10.2 Tensile test .22 10.3 Bend test and flattening test 23 10.4 Hydraulic burst test .24 10.5 Test requirements for high-strength and/or low-elongation gas cylinder designs 26 11 Gas cylinder tests and examinations 27 11.1 General 27 11.2 Hydraulic test .27 11.3 Hardness test .28 11.4 Leakage

    27、testing 28 2 EN ISO 7866:2012 (E) DIN EN ISO 7866:2013-01 11.5 Examination for neck folds 28 11.6 Marking verification . 28 11.7 Aluminium alloy gas cylinder surface features at time of manufacture 28 12 Certification 29 13 Marking . 30 Annex A (normative) Corrosion tests . 31 Annex B (normative) Te

    28、st method to determine the sustained-load cracking resistance of aluminium alloy gas cylinders . 41 Annex C (informative) Typical type approval certificate . 48 Annex D (informative) Acceptance certificate 49 Annex E (normative) Specific requirements for gas cylinders made of high-strength and/or lo

    29、w-elongation aluminium alloy 51 Annex F (informative) Description and evaluation of manufacturing surface imperfections and conditions for rejection of seamless aluminium alloy gas cylinders at time of product acceptance . 57 Annex G (normative) Batch size 64 Annex H (normative) Specific provisions

    30、for acetylene cylinder shells . 65 Bibliography 66 3 EN ISO 7866:2012 (E) DIN EN ISO 7866:2013-01 Foreword This document (EN ISO 7866:2012) has been prepared by Technical Committee ISO/TC 58 Gas cylinders” in collaboration with Technical Committee CEN/TC 23 “Transportable gas cylinders” the secretar

    31、iat of which is held by BSI. 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 March 2013, and conflicting national standards shall be withdrawn at the latest by March 2013. Attention is drawn to th

    32、e 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 1975:1999. According to the CEN/CENELEC Internal Regulations, the national standar

    33、ds 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, Luxe

    34、mbourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 7866:2012 has been approved by CEN as a EN ISO 7866:2012 without any modification. “ 4 EN ISO 7866:2012 (E) DIN EN ISO 7866

    35、:2013-01 Introduction The purpose of this International Standard is to provide a specification for the design, manufacture, inspection and testing of a seamless aluminium alloy gas cylinder for worldwide usage. The objective is to balance design and economic efficiency against international acceptan

    36、ce and universal utility. This International Standard aims to eliminate the concern about climate, duplicate inspections and restrictions currently existing because of lack of definitive International Standards. This International Standard should not be construed as reflecting on the suitability of

    37、the practice of any nation or region. Following publication, this International Standard will be submitted for reference in the UN Recommendations on the Transport of Dangerous Goods Model Regulations. 5 EN ISO 7866:2012 (E) DIN EN ISO 7866:2013-01 1 Scope This International Standard specifies minim

    38、um requirements for the material, design, construction and workmanship, manufacturing processes and tests at time of manufacture of refillable seamless aluminium alloy gas cylinders of water capacities up to and including 150 litres for compressed, liquefied and dissolved gases for worldwide use (no

    39、rmally up to 65 C). 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 65

    40、06-1, Metallic materials Brinell hardness test Part 1: Test method ISO 6508-1, Metallic materials Rockwell hardness test Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T) ISO 6892-1, Metallic materials Tensile testing Part 1: Method of test at room temperature ISO 7438, Metallic materials

    41、 Bend test ISO 7539-6:2011, Corrosion of metals and alloys Stress corrosion testing Part 6: Preparation and use of pre-cracked specimens for tests under constant load or constant displacement ISO 10461, Gas cylinders Seamless aluminium-alloy gas cylinders Periodic inspection and testing ISO 11117, G

    42、as cylinders Valve protection caps and valve guards Design, construction and tests ISO 13341, Gas cylinders Fitting of valves to gas cylinders ISO 13769, Gas cylinders Stamp marking 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 artificial a

    43、geing heat treatment process in which the solute phase is precipitated to give an increased yield strength and tensile strength 3.2 barlitres product of the test pressure (in bars) and the water capacity (in litres) 6 EN ISO 7866:2012 (E) DIN EN ISO 7866:2013-01 3.3 batch quantity of gas cylinders,

    44、plus gas cylinders for destructive testing, of the same nominal diameter, wall thickness, length and design, made successively from the same cast of aluminium alloy and subjected to the same heat treatment on the same equipment for the same duration of time NOTE See Table G.1 for batch size requirem

    45、ents. 3.4 design stress factor (variable) F ratio of equivalent wall stress at test pressure, ph, to the guaranteed minimum yield strength, Reg3.5 IAA registration record of international alloy designations and chemical composition limits for wrought aluminium and wrought aluminium alloys as publish

    46、ed by the Aluminum Association1)NOTE Such aluminium alloys are designated by the prefix “AA”. 3.6 mass of a gas cylinder combined mass of the gas cylinder and all permanently attached parts (e.g. foot ring, neck ring), but without the valve NOTE Mass is expressed in kilograms. 3.7 quenching controll

    47、ed rapid cooling in a suitable medium to retain the solute phase in solid solution 3.8 solution heat treatment thermal treatment which consists of heating products to a suitable temperature and holding them at that temperature long enough to allow constituents to enter into solid solution 3.9 stabil

    48、izing heat treatment non-ageing heat treatment applied to 5 000-series aluminium alloys in order to minimize changes in mechanical properties and structure under service conditions 3.10 yield strength value corresponding to the 0,2 % proof strength (0,2% non-proportional elongation), Rp0,2, for aluminium alloys 4 Symbols a calculated minimum wall thickness, in millimetres, of the cylindrical shell (see Figure 1) a guaranteed minimum wall th


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