Thermal spraying - Acceptance inspection of thermal spraying equipment - Part 5: Plasma spraying in chambers

This European Standard specifies requirements for the acceptance inspection of thermal spraying equipment, in this case the pressurized 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 general requirements and explanations of procedures.
The plasma spraying system itself should be acceptance inspected according to EN 1395-4.

Thermisches Spritzen - Abnahmeprüfungen für Anlagen zum thermischen Spritzen - Teil 5: Plasmaspritzen in Kammern

Diese Europäische Norm legt die Anforderungen für die Abnahmeprüfung von thermischen Spritzanlagen fest, in diesem Fall nur die den Unterdruck kontrollierenden Teile zum Plasmaspritzen im Vakuum und in kontrollierter Atmosphäre, wie sie bei Spritzarbeiten zur Herstellung von thermisch gespritzten Schichten mit reproduzierbarer Qualität verwendet werden.
Dieser Teil ist dazu vorgesehen, in Verbindung mit EN 1395-1, welcher allgemeine Anforderungen und Erklärungen von Vorgehensweisen beinhaltet, angewendet zu werden.
Es ist beabsichtigt, dass die Abnahmeprüfung für das Plasmaspritzsystem selbst nach EN 1395-4 erfolgt.

Projection thermique - Contrôle d'acceptation du matériel de projection thermique - Partie 5 : Projection plasma sous enceinte

La présente Norme européenne spécifie les exigences relatives au contrôle d'acceptation du matériel de projection thermique, et plus précisément de la partie sous pression pour projection au plasma sous atmosphère contrôlée et à basse pression utilisée dans les travaux de projection pour obtenir des revêtements de qualité reproductible par projection thermique.
Cette partie est destinée à être utilisée conjointement avec l'EN 1395‐1, qui traite des exigences générales et de l’explication des modes opératoires.
Le matériel de projection au plasma lui‐même est destiné à être soumis à un contrôle d'acceptation conformément à l'EN 1395‐4.

Vroče brizganje - Prevzemni preskusi opreme za vroče brizganje - 5. del: Plazemsko brizganje v komorah

Ta evropski standard določa zahteve za prevzemne preskuse opreme za vroče brizganje, v tem primeru dela pod tlakom samo za nizkotlačno plazemsko brizganje v nadzorovani atmosferi, ki se uporablja kot brizganje za izdelavo vroče brizganih prevlek ponovljive kakovosti.
Ta del naj bi se uporabljal v povezavi s standardom EN 1395-1, ki vključuje splošne zahteve in razlago postopkov.
Za sistem za plazemsko brizganje je treba izvesti preskuse sprejemljivosti v skladu s standardom EN 1395-4.

General Information

Status
Published
Public Enquiry End Date
07-Aug-2016
Publication Date
11-Nov-2018
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
17-Oct-2018
Due Date
22-Dec-2018
Completion Date
12-Nov-2018

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SLOVENSKI STANDARD
SIST EN 1395-5:2018
01-december-2018
1DGRPHãþD
SIST EN 1395-5:2007
9URþHEUL]JDQMH3UHY]HPQLSUHVNXVLRSUHPH]DYURþHEUL]JDQMHGHO
3OD]HPVNREUL]JDQMHYNRPRUDK
Thermal spraying - Acceptance inspection of thermal spraying equipment - Part 5:
Plasma spraying in chambers

Thermisches Spritzen - Abnahmeprüfungen für Anlagen zum thermischen Spritzen - Teil

5: Plasmaspritzen in Kammern

Projection thermique - Contrôle d'acceptation du matériel de projection thermique -

Partie 5 : Projection plasma sous enceinte
Ta slovenski standard je istoveten z: EN 1395-5:2018
ICS:
25.220.20 Površinska obdelava Surface treatment
SIST EN 1395-5:2018 en

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
SIST EN 1395-5:2018
---------------------- Page: 2 ----------------------
SIST EN 1395-5:2018
EN 1395-5
EUROPEAN STANDARD
NORME EUROPÉENNE
August 2018
EUROPÄISCHE NORM
ICS 25.220.20 Supersedes EN 1395-5:2007
English Version
Thermal spraying - Acceptance inspection of thermal
spraying equipment - Part 5: Plasma spraying in chambers

Projection thermique - Contrôle d'acceptation du Thermisches Spritzen - Abnahmeprüfungen für

matériel de projection thermique - Partie 5 : Projection Anlagen zum thermischen Spritzen - Teil 5:

au plasma en chambre Plasmaspritzen in Kammern
This European Standard was approved by CEN on 9 April 2018.

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 national 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 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, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,

Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,

Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels

© 2018 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 1395-5:2018 E

worldwide for CEN national Members.
---------------------- Page: 3 ----------------------
SIST EN 1395-5:2018
EN 1395-5:2018 (E)
Contents Page

European foreword ......................................................................................................................................................... 3

1 Scope ..................................................................................................................................................................... 4

2 Normative references ....................................................................................................................................... 4

3 Terms and definitions ....................................................................................................................................... 4

4 Principles of acceptance inspection .............................................................................................................. 5

4.1 General ................................................................................................................................................................. 5

4.2 Typical components .......................................................................................................................................... 5

5 Procedure for acceptance inspection of vacuum components ................................................................ 5

5.1 General ................................................................................................................................................................. 5

5.2 Low pressure performance of the pump station ........................................................................................ 6

5.3 Low pressure performance of the chamber ................................................................................................ 6

5.3.1 Preparation ......................................................................................................................................................... 6

5.3.2 Determination of the leakage rate (Q ) ........................................................................................................ 6

5.3.3 Assessment of leakage rate ............................................................................................................................. 7

5.4 Function test ....................................................................................................................................................... 7

6 Designation ......................................................................................................................................................... 8

7 Inspection report ............................................................................................................................................... 8

Annex A (informative) Inspection report for chamber and pump systems for plasma spraying in

controlled atmosphere (initial test/retest) ................................................................................................. 9

Annex B (informative) Diagram for the chronological sequence of the pressure change in chamber

and an example for the calculation of the leakage rate.......................................................................... 11

B.1 Diagram ............................................................................................................................................................. 11

B.2 Example for the calculation .......................................................................................................................... 12

Bibliography ................................................................................................................................................................... 13

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SIST EN 1395-5:2018
EN 1395-5:2018 (E)
European foreword

This document (EN 1395-5:2018) 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 status of a national standard, either by publication of an

identical text or by endorsement, at the latest by February 2019, and conflicting national standards

shall be withdrawn at the latest by February 2019.

Attention is drawn to the possibility that some of the elements of this document may be the subject of

patent rights. CEN shall not be held responsible for identifying any or all such patent rights.

This document supersedes EN 1395-5:2007.

In comparison to the previous edition EN 1395-5:2007, the following technical changes have been

made:
a) normative references were updated;

b) added a clause regarding the determination and the assessment of leakage rate;

c) added in Annex B an example for calculation of leakage rate

EN 1395 series 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 6: Manipulator systems;
— Part 7: Powder feed systems.

According to the CEN-CENELEC Internal Regulations, the national standards 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, Luxembourg, Malta,

Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,

Turkey and the United Kingdom.
---------------------- Page: 5 ----------------------
SIST EN 1395-5:2018
EN 1395-5:2018 (E)
1 Scope

This European Standard specifies requirements for the acceptance inspection of thermal spraying

equipment, in this case the pressurized part only for low pressure and controlled atmosphere plasma

spraying, used in spray jobs to produce thermally sprayed coatings of reproducible quality.

This part is intended to be used in conjunction with EN 1395-1, which includes general requirements

and explanations of procedures.

The plasma spraying system itself is intended to be acceptance inspected according to EN 1395-4.

2 Normative references

The following documents are referred to in the text in such a way that some or all of their content

constitutes requirements 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.

EN ISO 14917, Thermal spraying - Terminology, classification (ISO 14917)
3 Terms and definitions

For the purposes of this document, the terms and definitions given in EN ISO 14917 and the following

apply.

ISO and IEC maintain terminological databases for use in standardization at the following addresses:

• IEC Electropedia: available at http://www.electropedia.org/
• ISO Online browsing platform: available at http://www.iso.org/obp
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 de-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 the vacuum unit
3.5
gas load
total mass flow rate that is applied into the vacuum system
Note 1 to entry: Formula: p × V/t. The unit is mbar l s .
---------------------- Page: 6 ----------------------
SIST EN 1395-5:2018
EN 1395-5:2018 (E)
3.6
leak

leakiness within the system caused by material or processing faults or wrong handling of seals

Note 1 to entry: A leak can occur in the chamber or at joint elements.
3.7
leakage rate
gas flow rate of a leak

Note 1 to entry: Formula: p × V/t. Q depends on the pressure difference and the temperature. The unit is

3 −1 −1
1 Pa m s = 1 × 10 mbar l s .
3.8
suction rate
flow rate of the gas pumped out of the system
3 −1 −1
Note 1 to entry: Formula: p × V/t. The unit is 1 Pa m s = 1 × 10 mbar l s .
3.9
controlled atmosphere

atmosphere inside the chamber used for thermal spraying where the pressure is maintained within

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. The minimum requirements

to achieve a stable parameter setting and maintenance are given in Annex A.
4.2 Typical components
A low pressure plasma spraying system contains the following components:
— vacuum pumping unit;
— vacuum chamber;
— manipulator systems;
— plasma spraying equipment.
5 Procedure for acceptance inspection of vacuum components
5.1 General
All va
...

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