1、February 2016 English price group 8No 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).ICS 47.020.10!%LSN“2414843www.din.de
2、DIN EN ISO 17683Ships and marine technology Ceramic weld backing for marine use (ISO 17683:2014);English version EN ISO 17683:2015,English translation of DIN EN ISO 17683:2016-02Schiffe und Meerestechnik Keramische Schweibadsicherungen fr maritime Anwendungen (ISO 17683:2014);Englische Fassung EN IS
3、O 17683:2015,Englische bersetzung von DIN EN ISO 17683:2016-02Navires et technologie maritime Soutien de soudures en cramique pour usage maritime (ISO 17683:2014);Version anglaise EN ISO 17683:2015,Traduction anglaise de DIN EN ISO 17683:2016-02www.beuth.deDocument comprises 11 pagesDTranslation by
4、DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.03.16 DIN EN ISO 17683:2016-02 2 A comma is used as the decimal marker. National foreword The text of ISO 17683:2014 has been prepared by Technical Committee ISO/TC 8 “Ships and marine technology” and
5、 has been taken over as EN ISO 17683:2015 by Technical Committee CEN/TC 121 “Welding and allied processes” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was DIN-Normenausschuss Schweien und verwandte Verfahren (DIN Standards Committee Welding and Allied Process
6、es), Working Committee NA 092-00-03 AA Schweizustze (DVS AG W 5). The DIN Standard corresponding to the International Standard referred to in this document is as follows: ISO 528 DIN EN 993-12 National Annex NA (informative) Bibliography DIN EN 993-12, Methods of test for dense shaped refractory pro
7、ducts Part 12:- Determination of pyrometric cone equivalent (refractoriness) EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 17683 December 2015 ICS 47.020.10 English Version Ships and marine technology - Ceramic weld backing for marine use (ISO 17683:2014) Navires et technologie maritime -
8、 Soutien de soudures en cramique pour usage maritime (ISO 17683:2014)Schiffe und Meerestechnik - Keramische Schweibadsicherungen fr maritime Anwendungen (ISO 17683:2014) This European Standard was approved by CEN on 11 June 2015. CEN members are bound to comply with the CEN/CENELEC Internal Regulati
9、ons 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.
10、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 m
11、embers 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, Por
12、tugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any f
13、orm and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 17683:2015 EContents PageEuropean foreword .31 Scope . 52 Normative references 53 Terms and definitions . 54 Classification 55 Dimensions and appearance 65.1 General . 65.2 Dimensions . 65.3 Appearance 66 Performance a
14、nd test 66.1 Moisture absorption rate . 66.2 Refractoriness 76.3 Chemical composition 76.4 Adhesive aluminium foil tape . 76.5 Metal cases 77 Type approval test 87.1 General . 87.2 Test items . 87.3 Acceptance criteria 88 Acceptance test . 88.1 Test items . 88.2 Acceptance criteria 89 Marking, packa
15、ging, and storage . 99.1 Marking . 99.2 Packaging . 99.3 Storage . 9DIN EN ISO 17683:2016-02 EN ISO 17683:2015 (E) 2Foreword .4European foreword The text of ISO 17683:2014 has been prepared by Technical Committee ISO/TC 8 “Ships and marine technology” of the International Organization for Standardiz
16、ation (ISO) and has been taken over as EN ISO 17683:2015 by Technical Committee CEN/TC 121 “Welding and allied processes” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at
17、 the latest by June 2016, and conflicting national standards shall be withdrawn at the latest by June 2016. 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 al
18、l such patent rights. 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
19、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. Endorsement notice The text of ISO 17683:2014 has been approved b
20、y CEN as EN ISO 17683:2015 without any modification. DIN EN ISO 17683:2016-02 EN ISO 17683:2015 (E) 3 ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally
21、 carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the w
22、ork. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the dif
23、ferent approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives). Attention is drawn to the possibility that some of the elements of this document
24、may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/pat
25、ents). Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO princi
26、ples in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committee responsible for this document is ISO/TC 8, Ships and marine technology, Subcommittee SC 8, Ship design.DIN EN ISO 17683:2016-02 EN ISO 17683:2015 (E) 4 1 ScopeThis International Sta
27、ndard specifies the classification, dimension and appearance, performance, and test methods for ceramic weld backing. It also specifies marking, packaging, and storage.This International Standard is applicable to designing, manufacturing, testing, and accepting ceramic weld backing that are to be us
28、ed in the double side form with single side weld, such as arc welding, gas welding, vertical gas welding, and submerged arc welding, and the shaping structural steel welding end for carbon steel, stainless steel, aluminium alloy, copper alloy, and so on.2 Normative referencesThe following documents,
29、 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.ISO 528, Refractory products Det
30、ermination of pyrometric cone equivalent (refractoriness)ISO 29862, Self adhesive tapes Determination of peel adhesion properties3 Terms and definitionsFor the purposes of this document, the following terms and definitions apply.3.1ceramic weld backing blockceramic block with certain geometric shape
31、 manufactured by inorganic material3.2moisture absorption rateWaratio of the weight of water vapour absorbed on the surface of ceramic weld backing block to the weight of the dried sample, with certain temperature, humidity, and time3.3adhesive aluminium foil tapestrip of aluminium foil coated with
32、pressure-sensitive adhesive and covered with release paper3.4metal casecase which is made of low carbon steel, and used for combining ceramic weld backing blocks4 ClassificationAccording to the fixed method, ceramic weld backing is classified as follows:a) type I ceramic weld backing with adhesive a
33、luminium foil tape;b) type II ceramic weld backing with metal cases.DIN EN ISO 17683:2016-02 EN ISO 17683:2015 (E) 5 5 Dimensions and appearance5.1 GeneralFor inspection of its dimensions and appearance, six strips of ceramic weld backing shall be randomly selected. Each one of the samples shall mee
34、t the requirements in 5.2 and 5.3.5.2 Dimensions5.2.1 The tolerance of thickness for ceramic weld backing block shall be 0,5 mm of its thickness.5.2.2 The length tolerance for a strip of ceramic weld backing shall be 10 mm to +20 mm of its length.5.2.3 The centreline tolerance for ceramic weld backi
35、ng block with moulding groove shall be 1,0 mm.5.2.4 The angle tolerances of a triangular or trapezoidal ceramic weld backing block shall be 2.5.3 Appearance5.3.1 Defects, such as damage and rounded corners, are not allowed for the joints between ceramic weld backing blocks other than rounded corners
36、 made by the mould itself.5.3.2 Within the area of the groove of the ceramic weld backing blocks and 2 mm on either side of them, mould sticking grain shall not be larger than 0,5 mm and the defect of the pit and damages shall not be more than 0,5 mm on the surface of the ceramic weld backing blocks
37、.6 Performance and test6.1 Moisture absorption rate6.1.1 The moisture absorption rate shall be measured as follows.a) Randomly select three samples among the ceramic weld backing blocks. The dust on their surface shall be blown clear. Lay the samples on a tray, then put into an oven of constant temp
38、erature and humidity together.b) Switch on the power of the oven and adjust the humidity to (95 3) % and the temperature to (25 2) C.c) Keep the samples and tray in the oven for 4 h, then take the samples out of the oven, weigh all samples, and record the weights as m2separately with an accuracy of
39、0,001 g.d) Lay the samples on the tray, then place into the oven of constant temperature. Switch on the power of the oven, adjust the temperature to 200 C, and keep for 2 h.e) Take the samples out of the oven and keep it in the dryer until it cools down to the room temperature. Weigh all samples by
40、an analytical balance, and record the weights as m1separately with an accuracy of 0,001 g.f) The moisture absorption rate for each sample shall be calculated in accordance with Formula (1).DIN EN ISO 17683:2016-02 EN ISO 17683:2015 (E) 6 Wmmma=211100% (1)whereWais the value of the moisture absorptio
41、n rate (%);m1is the weight of dried sample (g);m2is the weight of sample which has absorbed water vapour sufficiently (g).g) Calculate the average value of the three samples.6.1.2 The average value of the moisture absorption rate shall be less than 0,35 %.6.2 Refractoriness6.2.1 The refractoriness s
42、hould be determined according to the welding method and melting point for the metal to be welded.6.2.2 Randomly select one ceramic weld backing block. The test of the refractoriness shall be conducted according to ISO 528.6.3 Chemical composition6.3.1 The content of sulfur and phosphorus in the cera
43、mic weld backing shall be analysed by an appropriate method and shall be less than 0,1 %.6.3.2 The content of boron in the ceramic weld backing shall be analysed by an appropriate method and shall be less than 0,01 %.6.3.3 Any analytical technique can be used, but in case of dispute, reference shall
44、 be made to established, published methods.6.4 Adhesive aluminium foil tape6.4.1 Randomly select one strip of type I ceramic weld backing for the adhesive aluminium foil tape test.6.4.2 The peeling strength of adhesive aluminium foil tape shall be determined in accordance with ISO 29862 and shall be
45、 more than 12 N/25 mm.6.5 Metal cases6.5.1 Randomly select one strip of type II ceramic weld backing for the metal cases test.6.5.2 Erect the strip of ceramic weld backing, and there is no loose between the ceramic weld backing and metal cases.DIN EN ISO 17683:2016-02 EN ISO 17683:2015 (E) 7 7 Type
46、approval test7.1 GeneralThe type approval test shall be carried out under one of the following situations:a) initial production;b) upon reproduction or re-manufacturing, after being suspended from production for half a year or more, or production for 4 y continuously;c) whenever the manufacturing te
47、chnique which could affect the performance or quality of the products, or its ingredient and raw material, is changed significantly.7.2 Test itemsThe following tests for type approval shall be carried out, in addition to the items required in 5.2 and 5.3:a) moisture absorption rate (see 6.1);b) refr
48、actoriness (see 6.2);c) chemical composition (see 6.3);d) adhesive aluminium foil tape (for type I) (see 6.4);e) metal cases (for type II) (see 6.5).7.3 Acceptance criteriaIf the samples meet all test requirements, the batch of ceramic weld backing will be deemed to have passed the type test. However, if the samples fail to meet any of the test requirements, additional doub
