BS EN 657-1994 Thermal spraying — Terminology, classification.pdf
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1、BRITISH STANDARD BS EN 657:1994 Thermal spraying Terminology, classification UDC 621.793.7:001.4 BS EN 657:1994 This British Standard, having been prepared under the direction of the Materials and Chemicals Sector Board, was published under the authority of the Standards Board and comes into effect
2、on 15 December 1994 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference STI/40 Draft for comment DC 92/53909 ISBN 0 580 23321 9 Cooperating organizations The European Committee for Standardization (CEN), under whose supervision this European Standard was
3、 prepared, comprises the national standards organizations of the following countries: AustriaOesterreichisches Normungsinstitut BelgiumInstitut belge de normalisation DenmarkDansk Standard FinlandSuomen Standardisoimisliito, r.y. FranceAssociation franaise de normalisation GermanyDeutsches Institut
4、fr Normung e.V. GreeceHellenic Organization for Standardization IcelandTechnological Institute of Iceland IrelandNational Standards Authority of Ireland ItalyEnte Nazionale Italiano di Unificazione LuxembourgInspection du Travail et des Mines NetherlandsNederlands Normalisatie-instituut NorwayNorges
5、 Standardiseringsforbund PortugalInstituto Portugus da Qualidade SpainAsociacin Espaola de Normalizacin y Certificacin SwedenStandardiseringskommissionen i Sverige SwitzerlandAssociation suisse de normalisation United KingdomBritish Standards Institution Amendments issued since publication Amd. No.D
6、ateComments BS EN 657:1994 BSI 11-1999i Contents Page Cooperating organizationsInside front cover National forewordii Foreword2 Text of EN 6573 National annex NA (informative) Committees responsibleInside back cover BS EN 657:1994 ii BSI 11-1999 National foreword This British Standard, has been prep
7、ared under the direction of the Materials and Chemicals Sector Board and is the English language version of EN 657 Thermal spraying Terminology, classification, published by the European Committee for Standardization (CEN). A British Standard does not purport to include all the necessary provisions
8、of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pag
9、es 2 to 10, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. ? EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 657 April 1994 UDC 621.793.
10、7:001.4 Descriptors: Thermal spraying, vocabulary, classifications English version Thermal spraying Terminology, classification Projection thermique Terminologie, classification Thermisches Spritzen Begriffe, Einteilung This European Standard was approved by CEN on 1994-04-01. CEN members are bound
11、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 national standards may be obtained on application to the Cent
12、ral Secretariat 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 and notified to the Central Secretariat has the same status as
13、the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Eur
14、open de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1994 Copyright reserved to CEN members Ref. No. EN 657:1994 E ? EN 657:1994 BSI 11-1999 2 Foreword This European Standard was prepared by the Technical Committee CEN/TC 240, Thermal spraying
15、 and thermally sprayed coating, of which the secretariat is held by DIN. CEN/TC 240 has decided to submit the final draft for formal vote by its resolution. The result was positive. This European Standard shall be given the status of a national standard, either by publication of an identical text or
16、 by endorsement, at the latest by October 1994, and conflicting national standards shall be withdrawn at the latest by October 1994. According to the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, G
17、ermany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Contents Page Foreword2 1Scope3 2Normative references3 3Definition3 4Process variations3 4.1Classification according to the type of spray material3 4.2Classification acc
18、ording to the operation3 4.2.1Manual spraying3 4.2.2Mechanized spraying3 4.2.3Automatic spraying3 4.3Classification according to the energy carrier3 4.3.1Molten-bath spraying3 4.3.2Flame spraying3 4.3.2.1 Wire flame spraying3 4.3.2.2 Powder flame spraying4 4.3.3High velocity flame spraying4 4.3.4Det
19、onation spraying4 4.3.5Arc spraying5 4.3.6Plasma spraying5 4.3.6.1 Plasma spraying in air5 4.3.6.2 Plasma spraying in chambers5 4.3.6.3 Liquid-stabilized plasma spraying6 4.3.7Laser spraying6 Page 5General terms6 5.1Spray gun6 5.2Spray material6 5.3Spray deposit6 5.4Carrier gas6 5.5Atomizing gas6 5.
20、6Propellant gas6 5.7Spray distance6 5.8Spray angle7 5.9Masking7 5.10Spray particles7 5.11Spray losses7 5.12Spray efficiency7 5.13Sprayed coating7 5.14Thermal treatment7 5.15Fusing of sprayed deposits7 5.16Spray stream7 5.17Unmelted particles7 6Thermal spraying equipment, terms7 6.1Spray nozzle7 6.2S
21、upplementary nozzle7 6.3Contact tube7 6.4Wire feed mechanism7 6.5Powder feeder7 6.6Powder injector7 7Properties of thermal sprayed deposits, terms7 7.1Tensile adhesive strength, RH7 7.2Hardness7 7.3Other properties7 8Master chart of thermal spraying processes7 Annex A (informative) Keyword index9 Fi
22、gure 1 Molten-bath spraying3 Figure 2 Wire flame spraying4 Figure 3 Powder flame spraying4 Figure 4 High velocity flame spraying4 Figure 5 Detonation spraying5 Figure 6 Arc spraying5 Figure 7 Plasma spraying in air5 Figure 8 Plasma spraying in a chamber6 Figure 9 Liquid stabilized plasma spraying6 F
23、igure 10 Laser spraying6 Figure 11 Classification according to the energy carriers used for spraying8 ? EN 657:1994 BSI 11-19993 1 Scope This Standard defines processes and general terms for thermal spraying. It also classifies the thermal spraying processes according to type of spray material, to t
24、ype of operation, to type of energy carrier. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated r
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