BS EN 1395-5-2007 Thermal spraying — Acceptance inspection of thermal spraying equipment —Part 5 Plasma spraying in chambers.pdf
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1、BRITISH STANDARD BS EN 1395-5:2007 Thermal spraying Acceptance inspection of thermal spraying equipment Part 5: Plasma spraying in chambers The European Standard EN 1395-5:2007 has the status of a British Standard ICS 25.220.20 ? BS EN 1395-5:2007 This British Standard was published under the author
2、ity of the Standards Policy and Strategy Committee on 28 February 2007 BSI 2007 ISBN 978 0 580 50280 4 National foreword This British Standard was published by BSI. It is the UK implementation of EN 1395-5:2007. This standard together with BS EN 1395-1, BS EN 1395-2, BS EN 1395-3, BS EN 1395-4, BS E
3、N 1395-6 and BS EN 1395-7 supersedes BS EN 1395:1996. The UK participation in its preparation was entrusted to Technical Committee STI/40, Thermally sprayed inorganic finishes. A list of organizations represented on STI/40 can be obtained on request to its secretary. This publication does not purpor
4、t to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN
5、 1395-5 January 2007 ICS 25.220.20Supersedes EN 1395:1996 English Version Thermal spraying - Acceptance inspection of thermal spraying equipment - Part 5: Plasma spraying in chambers Projection thermique - Contrle dacceptation du matriel de projection thermique - Partie 5: Projection plasma sous enc
6、einte Thermisches Spritzen - Abnahmeprfungen fr Anlagen zum thermischen Spritzen - Teil 5: Plasmaspritzen in Kammern This European Standard was approved by CEN on 23 December 2006. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving thi
7、s 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 Management Centre or to any CEN member. This European Standard exists in three official versions
8、(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 Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bul
9、garia, Cyprus, Czech Republic, Denmark, 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 STANDAR
10、DIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2007 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1395-5:2007: E EN 1395-5:2007 (E) 2 Contents Page For
11、eword3 1Scope 4 2Normative references4 3Terms and definitions .4 4Principles of acceptance inspection5 5Procedure for acceptance inspection of vacuum components5 6Designation 7 7Inspection report7 Annex A (informative) Inspection report for chamber and pump systems for plasma spraying in controlled
12、atmosphere (initial test/retest).8 Bibliography10 ? EN 1395-5:2007 (E) 3 Foreword This document (EN 1395-5:2007) has been prepared by Technical Committee CEN/TC 240 “Thermal spraying and thermally sprayed coatings”, the secretariat of which is held by DIN. This European Standard shall be given the s
13、tatus of a national standard, either by publication of an identical text or by endorsement, at the latest by July 2007, and conflicting national standards shall be withdrawn at the latest by July 2007. This document together with EN 1395-1, 1395-2, 1395-3, 1395-4, 1395-6 and 1395-7 supersedes EN 139
14、5:1996. EN 1395 consists of the following Parts, under the general title Thermal spraying Acceptance inspection of thermal spraying equipment: Part 1: General requirements; Part 2: Flame spraying including HVOF; Part 3: Arc spraying; Part 4: Plasma spraying; Part 5: Plasma spraying in chambers; Part
15、 6: Manipulator systems; Part 7: Powder feed systems. 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, Franc
16、e, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. ? EN 1395-5:2007 (E) 4 1 Scope This European Standard specifies requirements for the acceptan
17、ce inspection of thermal spraying equipment, in this case the pressurised part only for low pressure and controlled atmosphere plasma spraying, used in spray jobs to produce thermally sprayed coatings of reproducible quality. This part should be used in conjunction with EN 1395-1, which includes gen
18、eral requirements and explanations of procedures. The plasma spraying system itself should be acceptance inspected according to EN 1395-4. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited ap
19、plies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 657:2005, Thermal spraying Terminology, classification 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 657:2005 and the following apply
20、. 3.1 final pressure asymptotically approached value that the pressure reaches in a closed flanged vacuum pump system at usual operating conditions and without further gas inlet 3.2 degassing gaseous de-sorption which can be accelerated by physical processes, e.g. by evacuation, heating 3.3 vapour d
21、e-sorption spontaneous evaporation as the decreasing pressure depresses the boiling point to the ambient temperature 3.4 gas ballast of a vacuum pump controlled admission of an amount of gas, in general into the compression room of a vacuum pump to avoid or minimise the condensate formation within t
22、he vacuum unit 3.5 gas load total p V/t flow that is applied to the vacuum system NOTE The unit is mbar l s 1 . 3.6 leaks leakiness within the system caused by material or processing faults or wrong handling of sealings NOTE A leak can occur in the camber or at joint elements. ? EN 1395-5:2007 (E) 5
23、 3.7 leakage rate LR p V/t flow for gas by a leak NOTE LR depends on the pressure difference and the temperature. The unit is 1 Pa m3 s 1 = 1 10 mbar l s 1 . 3.8 suction power p V/t flow of the gas pumped out of the system NOTE The unit is 1 Pa m3 s 1 = 1 10 mbar l s 1 . 3.9 controlled atmosphere at
24、mosphere inside the chamber used for thermal spraying where the pressure is kept constantly or in small tolerances 4 Principles of acceptance inspection 4.1 General 5.1 to 5.4 reveal state of the art technology in thermal spraying equipment and the minimum requirements concerning a stable parameter
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