ISO TR 14232-2-2017 Thermal spraying - Powders - Part 2 Comparison of coating performance and spray powder chemistry.pdf
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1、 ISO 2017 Thermal spraying Powders Part 2: Comparison of coating performance and spray powder chemistry Projection thermique Poudres Partie 2: Comparaison de enduire performance et poudre chimie TECHNICAL REPORT ISO/TR 14232-2 Reference number ISO/TR 14232-2:2017(E) First edition 2017-07 ISO/TR 1423
2、2-2:2017(E)ii ISO 2017 All rights reserved COPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopyin
3、g, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester. ISO copyright office Ch. de Blandonnet 8 CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 0
4、1 11 Fax +41 22 749 09 47 copyrightiso.org www.iso.org ISO/TR 14232-2:2017(E)Foreword iv Introduction v 1 Scope . 1 2 Normative references 1 3 T erms and definitions . 1 4 Comparison table of wear resistance and spray powder chemistry .1 5 Comparison table of corrosion resistance and spray powder ch
5、emistry 4 Bibliography .10 ISO 2017 All rights reserved iii Contents Page ISO/TR 14232-2:2017(E) Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally car
6、ried 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 work.
7、 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 differ
8、ent 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
9、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/
10、patents). 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 voluntary nature of standards, the meaning of ISO specific terms and expressions related to conformity assessment, as well as information
11、 about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: w w w . i s o .org/ iso/ foreword .html. This document was prepared by Technical Committee ISO/TC 107, Metallic and other inorganic coatings. This first edition of I
12、SO 14232-2, together with ISO 14232-1:2017, cancels and replaces ISO 14232:2000, which has been technically revised. A list of all parts in the ISO 14232 series can be found on the ISO website.iv ISO 2017 All rights reserved ISO/TR 14232-2:2017(E) Introduction The performance of a sprayed coating is
13、 one of the major factors for its industrial application. However, the chemical composition or chemistry of the sprayed powder is not always the key information for the actual coating application. Understanding the relationship between the chemical composition/chemistry of the sprayed powder and the
14、 resulting coating performance allows for the most effective selection of powder to obtain the required coating performance. This document provides technical information describing the comparison of spray powder chemistry and coating performance. Spray coating performances are extremely diverse. Thi
15、s document examines the performances of wear resistance and corrosion resistance. Other performance categories are in preparation. The ISO 14232 series consists of two parts. ISO 14232-1 examines the characterization of spray powders. This document is a technical report that examines how technical l
16、iterature describes the application of powders. ISO 2017 All rights reserved v Thermal spraying Powders Part 2: Comparison of coating performance and spray powder chemistry 1 Scope This document gives guidelines for selecting the powder chemistry or composition for obtaining an objective coating per
17、formance. It provides comparisons of coating performance for wear resistance (Table 1) and corrosion resistance (Table 2) to spray powder chemistry/composition. The wear types shown in Table 1 are abrasive, adhesive, chemical, erosion, fretting, impact, rolling and sliding. The corrosion types shown
18、 in Table 2 are acid/alkaline/salt, atmospheric, biochemical, biological, chemical agent, chemicals in food, combustion gas, sea water, fresh water, molten metal, molten salt, non-aqueous solution, soil, steam and miscellaneous. The tables give the coating chemistries and describe the composition of
19、 spray powder of metals/alloys, ceramics and cermets. The guidelines have been produced on the basis of academic literature, in particular the Journal of Thermal Spray Technology and the Proceedings of the International Thermal Spray Conference. 2 Normative references There are no normative referenc
20、es in this document. 3 T erms a nd definiti ons No terms and definitions are listed in this document. ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at h t t p :/ www .electropedia .org/ ISO Online browsing platform: a
21、vailable at h t t p :/ www .iso .org/ obp 4 Comparison table of wear resistance and spray powder chemistry Table 1 Comparison of wear resistance and spray powder chemistry Type of wear Metals Ceramics CermetAbrasive 316L 75 Al2O3 6816747780 9396 Al2O3-Ni 7780Amorphous ferrochromes 9 Al2O3-TiO2 24649
22、9 Al-SiC 10Co-based self-fluxing alloy 100 Al2O3-ZrO2 80 Carbide cermet 9Cobalt alloys 9 Cr2O3 85473747593 9499 Cr3C2-NiCr 3742525562737475859969Fe-13Cr-7Ni-4B-5W-0,2C 30 TiO2 6285496 Cr3C2-NiCr-SFA 67Fe-40Al-0,05Zr 31 ZrO2-Y2O3 654 FeNiAlCr-TiC-Al2O3 70 TECHNICAL REPORT ISO/TR 14232-2:2017(E) ISO 2
23、017 All rights reserved 1 ISO/TR 14232-2:2017(E) Type of wear Metals Ceramics CermetFeCrMoWMnBCSi 87Ni-based cermet 92FeCrNi 99Ni 60 60Fusible 9NiCrSiB-WC-Co 99Inconel 625 55NiWC25 60Mo alloys 9NiWC35 60Ni-21Cr-8,3Mo-5Fe-1,2Nb-Ti 29SiC cermet 57NiCr 51TiC-SFA 56NiCrSiB 11507599107VC-WC-CoCr 74Stelli
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