Inśynieria Materiałowa R

Total Page:16

File Type:pdf, Size:1020Kb

Inśynieria Materiałowa R INśYNIERIA MATERIAŁOWA R. 31 – 2010 SPIS TREŚCI Nr 1(173) STRESZCZENIA ABSTRACTS 7 Metoda impulsowo plazmowego spiekania: podstawy i zastosowanie / Andrzej Michalski, Marcin Rosiński Pulse Plasma Sintering technique: Fundamentals and Applications 12 Węgliki eutektyczne w staliwie austenitycznym / Małgorzata Garbiak, Bogdan Piekarski Eutectic carbides in austenitic cast steel 17 Właściwości azotowanej gazowo stali duplex / Jarosław Bielawski, Jolanta Baranowska The properties of gas nitrided duplex stainless steel 23 Zastosowanie MFM do opisu struktury warstw azotowanych jarzeniowo na stali Fe27Ni2TiAlMoNb / Tomasz Borowski, Jerzy Jeleńkowski, Tadeusz Wierzchoń MFM description of the structure of glow discharge nitrided layers produced on Fe27Ni2TiAlMoNb steel 27 Modelowanie parametrów procesu nawęglania / Michał Szota, Józef Jasiński Modeling of carbonizing process 30 Porównanie efektów borowania laserowego i dyfuzyjnego elementów z Ŝeliwa sferoidalnego z wykorzystaniem spektroskopii elektronów Auger / Marta Paczkowska, Włodzimierz Waligóra The comparison of laser and conventional boronizing effects of nodular iron parts with Auger electron spectroscopy 34 Badania nad laserową obróbką cieplną Ŝeliwnych pierścieni tłokowych / Krzysztof Krupa, Grzegorz Kinal, Włodzimierz Waligóra A study of laser heat treatment of cast iron piston rings 38 Morfologia mikrostruktury warstwy wierzchniej stopów aluminium po nadtapianiu laserowym w warunkach kriogenicznych / Waldemar Serbiński, Beata Majkowska Microstructure morphology of the aluminium alloy surface layer after laser remelting at cryogenic conditions 42 Wpływ parametrów przesycania i starzenia na mikrostrukturę i właściwości stopów układu Cu-Ti / Leszek Blacha, Wojciech Szkliniarz, Agnieszka Kościelna, Anna Dudzik-Truś Effect of solution and ageing parameters on the microstructure and properties of Cu-Ti based alloys 46 Nowe tribologiczne powłoki wielowarstwowe typu Ti/TiN, Cr/CrN - mechanizm zuŜycia w próbie ball-on-disc / Łukasz Major, Jerzy Morgiel, Jürgen M. Lackner, Wolfgang Waldhauser, Marcin Kot, Bogusław Major New tribological multilayer coatings of Ti/Ti/TiN and Cr/CrN type. Wear mechanism in ball-on-disc test 50 Twarde powłoki ta-C otrzymane metodą impulsowego katodowego odparowania łukowego / Adam Gilewicz, Bogdan Warcholiński Hard ta-C coatings deposited by pulsed cathodic arc evaporation 54 Mikrostruktura i właściwości mechaniczne załączy lutowanych spieków ceramiczno-metalicznych i stali na duŜych powierzchniach / Jerzy Nowacki, Michał Kawiak Microstructure and mechanical properties of large dimension brazed joints of hardmetals and steel 62 MoŜliwości wykrywania metodami termografii w podczerwieni bardzo cienkich wad w materiałach kompozytowych stosowanych w lekkich osłonach balistycznych / Waldemar Świderski Detection of Very Thin Defects in Composite Materials Used in Light Composite Armoitrs by IR Thermography Methods 67 Efekt segregacji i badania XPS pasma walencyjnego w nanokompozytowych magazynach wodoru / Katarzyna Smardz, Lesław Smardz, Marek Nowak, Mieczysław Jurczyk Segregation effect and XPS valence band studies in hydrogen storage nanocomposities 71 Wykorzystanie metod inŜynierii materiałowej w analizie ceramiki staroŜytnej - badania makro- i mikroskopowe / Katarzyna Konopka, Agnieszka Biernacka, Dorota Riegert, Urszula Kobylińska Application of materials science to the analysis of ancient pottery: macro- and microscopic investigations AKTUALNOŚCI NEWS 76 Prof. dr hab. inŜ. Krzysztof Jan Kurzydłowski Doktorem Honorowym Politechniki Rzeszowskiej NOWE KSIĄśKI NEW BOOKS IV Stal dupleks i jej spawalność / Jerzy Nowacki IV Ogłoszenie konkursu na najlepszą pracę doktorską w zakresie inŜynierii materiałowej w 2009 r. Nr 2(174) 86 Zastosowanie tomografii elektronowej do przestrzennego obrazowania mikro- i nanocząstek w stopach metali / Adam Kruk, Beata Dubiel, Władysław Osuch, Grzegorz Cempura, Aleksandra Czyrska- Filemonowicz Application of electron tomography to 3D imaging of micro and nanoparticles in metallic alloys 94 Formy morfologiczne bliźniaków (mikrobliźniaków) przemiany w stalach niskowęglowych z mikrododatkiem wanadu / Władysław Osuch Morphological forms of transformation twins (microtwins) in low carbon microalloyed vanadium steels 99 Zmodyfikowana metoda wyznaczania wektora Burgersa w strukturze B2 / Marian Kupka, Nikodem Niespiałowski Modified method of Burgerjs vector Identification in a B2 structure 104 Wpływ reaktywnych dodatków stopowych na zwilŜalność w układzie Ag/C / Danuta Wójcik-Grzybek, Krystyna Frydman, Natalia Sobczak, Rafał Nowak Effect of reactive alloy addition on the wettability in Ag/C system 109 Struktura i właściwości spiekanych magnesów Alnico 8 / Artur Stanek, ElŜbieta Jezierska, Łukasz Wierzbicki, Marcin Leonowicz Structure and properties of sintered Alnico 8 magnets 115 Charakterystyka spiekanych stali stopowych przeznaczonych na okładki ogniw paliwowych / Renata Włodarczyk, Agata Dudek, Zygmunt Nitkiewicz Analysis of sintered materials for bipolar plates in fuel cell 119 Charakterystyka mikrostruktury stopu na osnowie FeAl odkształcanego w róŜnych procesach technologicznych / Wojciech Szkliniarz, Agnieszka Kościelna Microstructure characteristic of FeAl based alloy deformed at different technological processes 123 Wytwarzanie drobnoziarnistego ferrytu w wielofazowej strukturze stali niskowęglowej / Cezary Kolan, Agata Wrońska, Jadwiga Lis, Bartosz Koczurkiewicz Production of fine-grained ferrite in multiphase structure of low carbon steel 127 Wpływ mikrostruktury i składu chemicznego stopów na osnowie Ŝelaza na ich odporność na zuŜycie ścierne oraz erozyjne / Tadeusz Hejwowski Effect of microstructure and chemical composition of iron base alloys on their resistance to erosive and abrasive wear 132 Mikrostruktura a odporność na izotermiczne utlenianie staliwa austenitycznego / Renata Chylińska, Renata Zapała, Małgorzata Garbiak Microstructure and isothermal oxidation resistance of austenitic cast steel 137 Wpływ obróbki kriogenicznej na procesy wydzieleniowe z przesyconych roztworów stałych na przykładzie martenzytu stali narzędziowej i przesyconego roztworu stałego stopu Al-4,7% Cu / Ignacy Wierszyłłowski, Waldemar Niemczyk The influence of deep cryogenic treatment on precipitation phenomena during tempering of martensite of tool steel and ageing of supersaturated Al-4.7% Cu alloy 143 Modele mechanizmu fluidalno-atmosferowej obróbki dyfuzyjnej / Józef Jasiński Models of diffusive fluidized-atmosphere treatment mechanizm 147 Gradientowe warstwy borków Ŝelaza wytwarzane przy pomocy procesów dyfuzyjnych oraz laserowej modyfikacji warstw dyfuzyjnych / Michał Kulka, Aleksandra Pertek Gradient boride layers formed by diffusion processes and by laser modification of diffusion layers 153 Modyfikacja warstwy wierzchniej materiałów nieprzewodzących za pomocą metody GTAW / Józef Iwaszko, Krzysztof Kudła, Monika Szafarska Surface layer modification of non-conductive materials using the modified GTAW welding technique 157 Mikroanaliza złączy spawanych nadstopów Ŝelaza IN519 i H39WM po eksploatacji / Walenty Jasiński, Paweł Zawada, Paweł Kochmański Microanalysis of joint welded iron superalloys IN519 and H39WM after operation 161 Lutowanie dyfuzyjne tytanu i jego stopu na osnowie fazy TiAl ( γ) / Zbigniew Mirski, Maciej RóŜański Diffusion brazing of titanium and its aluminum alloy based on TiAl ( γ) 167 Nanokrystaliczne stopy na bazie Ti odwracalnie absorbujące wodór / Marek Nowak Nanoscale Ti-based hydrogen storage materials 171 Nanokompozytowe wodorki stopów LaNi 5/Mg 2Ni i ZrV 2/Mg 2Ni / Marek Nowak, Mieczysław Jurczyk Nanocomposite LaNi 5/Mg 2Ni- and ZrV 2/Mg 2Ni-type hydrides 175 Analiza zmian właściwości dynamicznych i termicznych ABS z dodatkiem barwnika po procesach starzenia / Renata Caban, Zbigniew Bałaga, Adam Gnatowski Analysis of changes dynamie and thermal properties of ABS with the dye addiction after ageing processes AKTUALNOŚCI, NEWS 179 MoŜliwości ograniczenia skutków poŜarów metodami inŜynierii materiałowej / Krystyna Czaplicka-Kolarzowa, Ludomir Ślusarski, Jadwiga Sójka-Ledakowicz, Władysław Strykowski, Andrzej Fojutowski,Tomasz Węsierski, Dariusz Wróblewski Possibilities offires consequences restriction by material engineering methods 182 Jubileusz 60-lecia Wydziału InŜynierii Procesowej, Materiałowej i Fizyki Stosowanej Politechniki Częstochowskiej Nr 3(175) STEELS, SHAPE MEMORY ALLOYS AND MAGNETIC MATERIALS 238 Properties of high alloyed CrMnNi steels with strain induced α' martensite formation / Andreas Jahn, Alexander Kovalev, Steffen Wolf, Andreas Weiss, Lutz Krüger, Piotr R. Scheller Własności wysokostopowych stali CrMnNi z udziałem martenzytu α' wywołanego odkształceniem 243 Kinetics of phase transformations during tempering of tool steels of a different chromium content / Jerzy Pacyna, Piotr Bała, Janusz Krawczyk Kinetyka przemian fazowych przy odpuszczaniu stali narzędziowych o zróŜnicowanej zawartości chromu 247 Kinetics of phase transformations of undercooled austenite in tool steels of a different chromium content / Janusz Krawczyk, Jerzy Pacyna, Piotr Bała, Teresa Skrzypek, Adam Kokosza Kinetyka przemian fazowych przechłodzonego austenitu w stalach narzędziowych o zróŜnicowanej zawartości chromu 252 Resistance to isothermal oxidation of austenitic cast steel with Ti addition / Małgorzata Garbiak, Renata Chylińska, Bogdan Piekarski Odporność na izotermiczne utlenianie staliwa austenitycznego z dodatkiem tytanu 256 Laser welding of DP steel - characterization of microstructure of steel and welded joint
Recommended publications
  • Aluminium Alloys Chemical Composition Pdf
    Aluminium alloys chemical composition pdf Continue Alloy in which aluminum is the predominant lye frame of aluminum welded aluminium alloy, manufactured in 1990. Aluminum alloys (or aluminium alloys; see spelling differences) are alloys in which aluminium (Al) is the predominant metal. Typical alloy elements are copper, magnesium, manganese, silicon, tin and zinc. There are two main classifications, namely casting alloys and forged alloys, both further subdivided into heat-treatable and heat-free categories. Approximately 85% of aluminium is used for forged products, e.g. laminated plates, foils and extrusions. Aluminum cast alloys produce cost-effective products due to their low melting point, although they generally have lower tensile strength than forged alloys. The most important cast aluminium alloy system is Al–Si, where high silicon levels (4.0–13%) contributes to giving good casting features. Aluminum alloys are widely used in engineering structures and components where a low weight or corrosion resistance is required. [1] Alloys composed mostly of aluminium have been very important in aerospace production since the introduction of metal leather aircraft. Aluminum-magnesium alloys are both lighter than other aluminium alloys and much less flammable than other alloys containing a very high percentage of magnesium. [2] Aluminum alloy surfaces will develop a white layer, protective of aluminum oxide, if not protected by proper anodization and/or dyeing procedures. In a wet environment, galvanic corrosion can occur when an aluminum alloy is placed in electrical contact with other metals with a more positive corrosion potential than aluminum, and an electrolyte is present that allows the exchange of ions.
    [Show full text]
  • Impact of Aluminum Alloys and Microstructures on Engineering Properties - Review”
    IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE) e-ISSN: 2278-1684,p-ISSN: 2320-334X, Volume 13, Issue 3 Ver. VI (May- Jun. 2016), PP 16-22 www.iosrjournals.org “Impact of Aluminum Alloys and Microstructures on Engineering Properties - Review” Ankitkumar K. Shriwas 1, Vidyadhar C. Kale 2 1(Pg student,GESSRH Sapat COEM studies and research, Nashik, India) 2(Guide, GESSRH Sapat COEM studies and research, Nashik, India) Abstract: From post twentieth century use of aluminium alloys increases drastically in automobile and aerospace industries. The aluminium alloy takes the advantage of „strength to weight ratio‟ and corrosion properties over other structural element such as steel and its alloys. The altered mechanical properties are achieved in aluminium alloy by using different strengthening techniques such as age hardening etc. The favourable mechanical properties are explained by revealing the microstructure of corresponding alloy and intermediate phase compounds during formation of corresponding alloy. Hence study of microstructure and their impact on mechanical properties is essential. In the present review paper the microstructure of aluminium alloys series are explained and their emphasis on the mechanical properties are discussed. By doing so, the research gap and the flow of research fields are exposed for further development Keywords: Aluminium alloy series, Microstructures, Mechanical properties, Intermediate compounds I. Introduction The aluminium is light, ductile and third most abundant element in the earth crust. It has poor mechanical properties such as yield strength 7 to 11 MPa, ultimate tensile strength 40 to 50 MPa. Hence pure aluminium cannot be used in the automobile and aerospace industry where their strength is examined.
    [Show full text]
  • Extra Super Duralumin and Zero Fighter -History of Extra Super Duralumin- Part 2
    住友軽金属技報一解… 第54巷第1号一説… (2013) 264-326 超々ジュラルミンと零戦 -超々ジュラルミン開発物語- (その2) * 雄権移 青 田 英 Sumitomo Light Metal Technical Reports, Vol. No. l (20 13), pp. 264. 326 54 Extra Super Duralumin and Zero Fighter -History of Extra Super Duralumin- Part 2 Hideo Y oshida The history of the development of the Extra 8uper Duralumin is divided in three stages; first pre-history before the invention of the E8D, next, the invention of the E8D and its commerCial production during World War!I, and finally, the development of high strength aluminum alloys after World War 1L The pr・e-history was summarized in a preceding issue. In this issue, the second and third stages are summarized. ln the second stage, aluminum was introduced into Japan in 1886 and 8umitomo began to produce aluminum sheets in 1898. 1n World War 1, 8umitomo received part of the frame of the Zeppelin airship from the Japanese Navy in 1916 and produced Duralumin in 1919. To produce the Duralumin, 8umitomo sent engineers to Dürener Metallwerke after the World War 1 as compensation for the war. Sumitomo also cooperated with Alcoa on manufactur ing equipment and it was possible to produce 8uper Duralumin (8D) , similar to 248, which was used in the Mitsubishi Navy Type 96 Carrier-Based Fighter. The Japanese Navy demanded a higher strength aluminum alloy than 248. Dr. 19arashi and his cooperators invented Extra Super Duralumin (E8D) with a tensile strength of 60kgfjmm ' within 1936 within a short time of period 1mmediately, this new alloy, E8D, was applied to the main wing of the Zero Fighter, which be­ came the main fighter for J apan in World War 1L To produce Duralumin, 8D and E8D in large amounts, Sumitomo developed a new continuous casting facility, and b山lt a new pl出1t in Nagoya and then introduced new rolling mills, new extruding presses, etc.
    [Show full text]
  • CUMULATIVE INDEX September 1952 Through December 2017
    Materials Park, Ohio 44073-0002 :: 440.338.5151 :: Fax 440.338.8542 :: www.asminternational.org :: [email protected] Published by ASM International® :: Data shown are typical, not to be used for specification or final design. CUMULATIVE INDEX September 1952 through December 2017 Alphabetical listing by tradename or other designation and code number Alloy Steel Aluminum Beryllium Bismuth Carbon Steel Cast Iron Ceramic Chromium Cobalt Copper Gold Iron Lead Magnesium Molybdenum Nickel Neodymium Plastic Silver Stainless Steel Tin Titanium Tool Steel Tungsten Zinc Contents Alphabetical Index by Material Name Pages 3 through 35 Alphabetical Index within Material Group Pages 39 through 70 Copyright © 2017, ASM International®. All rights reserved. Published by ASM International® Materials Park, Ohio 44073-0002 [email protected] 440-338-5151, Fax 440-338-8542 www.asminternational.org Copyright © 2018 ASM International® All rights reserved No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the written permission of the copyright owner. Great care is taken in the compilation and production of this publication, but it should be made clear that NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE GIVEN IN CONNECTION WITH THIS PUBLICATION. Although this information is believed to be accurate by ASM, ASM cannot guarantee that favorable results will be obtained from the use of this publication alone. This publication is intended for use by persons having technical skill, at their sole discretion and risk. Since the conditions of product or material use are outside of ASM’s control, ASM assumes no liability or obligation in connection with any use of this information.
    [Show full text]
  • Abstracts from the Scientific and Technical Press
    ABSTRACTS FROM THE SCIENTIFIC AND TECHNICAL PRESS. Issued by the Directorates of Scientific Research and Technical Development, Air Ministry. (Prepared by R.T.P.3.) No. 108. JANUAKY, 1943. Notices and abstracts from the Scientific and Technical Press are prepared primarily for the information of Scientific and Technical Staffs. Particular attention is paid to the work carried out in foreign countries, on the assumption that the more accessible British work (for example that published by the Aeronautical Research Committee) is already known to these Staffs. Requests from scientific and technical staffs for further information of transla­ tions should be addressed to R.T.P.3, Ministry of Aircraft Production, and not to the Royal Aeronautical Society. Only a limited number of the articles quoted from foreign journals are trans­ lated and usually only the original can be supplied on loan. If, however, translation is required, application should be made in writing to R.T.P.3, the requests being considered in accordance with existing facilities. NOTE.—As far as possible, the country of origin quoted in the items refers to the original source. Some Definite Integrals Occurring in Aerodynamics. (H. Bateman, Karmdn's Anniversary Volume Applied Mechanics, pp. 1-7.) (Reprint available.) (108/1 U.S.A.) An integral used by Glauert in his numerical study of a wing in a free jet of circular section is evaluated in terms of the generalized hypergeometric function and is found to belong to a class of integrals involving the hypergeometric function that can be expressed in a similar way. A proof is given of Glauert's reciprocal relation.
    [Show full text]
  • Metallurgical Abstracts (General and Non-Ferrous)
    METALLURGICAL ABSTRACTS (GENERAL AND NON-FERROUS) 1932 JUNE Part 6 I.— PROPERTIES OF METALS (Continued from pp. 2S9-293.) The Effect of Cold-Work on the Physical Properties of Aluminium, with Special Reference to its Specific Electrical Resistance. Gilbert Greenwood (Z. Krist., 1931, 80, 481-494).— [In English.] The electrical resistance of aluminium is increased by cold-working. The normal value is resumed on re-annealing, 10 minutes at 250° 0. being sufficient. Annealing at higher temperatures causcs another increase in the resistance, probably due to recrj'stallization of the metal accompanied by the production of cracks. The breaking-stress of aluminium is increased by cold-working and decreased by annealing. Little decrease is obtained by annealing above 250° C. X-ray photographs showed that the fibrous texture of cold-drawn aluminium wire is the more marked the greater the amount of cold-working. Recrystallization sets in when the wires are annealed at about 250° C., although it is far from complete in wires annealed at 350° C. The fibrous texture is very persistent and can be detected in wires annealed at 350° C. Further cold-working of the recrystallized wires breaks up the large grains and produces a new fibrous texture in which the micro-crystals aro arranged with tho [100] direction parallel to the fibre axis (instead of [111] as formerly). The production of this new texture is more marked tho higher tho temperature of annealing. X-ray photographs confirm previous observations that tho cold-working of aluminium does not cause blurring of tho doublets, but lattice distortions approximating to the vitreous phase of Beilby may occur.—E.
    [Show full text]
  • LAPPEENRANTA UNIVERSITY of TECHNOLOGY LUT School of Energy Systems LUT Mechanical Engineering
    LAPPEENRANTA UNIVERSITY OF TECHNOLOGY LUT School of Energy Systems LUT Mechanical Engineering Richard Rajan GREEN WELDING IN PRACTICE Examiners: Professor Jukka Martikainen Associate Professor Paul Kah 2 ABSTRACT Lappeenranta University of Technology LUT School of Energy Systems LUT Mechanical Engineering Richard Anandaraj Rajan Green Welding in Practice Master’s Thesis 2015 113 Pages, 27 Figures and 16 Tables Examiners: Professor Jukka Martikainen Associate Professor Paul Kah Keywords: Green welding, smart welding power source, advanced welding, newly developed materials, intelligent welding, welding data management, fume emission control. Efficient production and consumption of energy has become the top priority of national and international policies around the world. Manufacturing industries have to address the requirements of the government in relation to energy saving and ecologically sustainable products. These industries are also concerned with energy and material usage due to their rising costs. Therefore industries have to find solutions that can support environmental preservation yet maintain competitiveness in the market. Welding, a major manufacturing process, consumes a great deal of material and energy. It is a crucial process in improving a product’s life-cycle cost, strength, quality and reliability. Factors which lead to weld related inefficiencies have to be effectively managed, if industries are to meet their quality requirements and fulfil a high-volume production demand. Therefore it is important to consider some practical strategies in welding process for optimization of energy and material consumption. The main objective of this thesis is to explore the methods of minimizing the ecological footprint of the welding process and methods to effectively manage its material and energy usage in the welding process.
    [Show full text]
  • A Review on Fatigue and Creep Behaviour of Aluminium Composites
    Shaik Asif Journal of Engineering Research and Application www.ijera.com ISSN : 2248-9622 Vol. 8, Issue 10 (Part -III) Oct 2018, pp 26-33 RESEARCH ARTICLE OPEN ACCESS A Review On Fatigue And Creep Behaviour Of Aluminium Composites Shaik Asif1, Kodanda C2, Madeva Nagaral3, V Auradi4 1GET, TAAL Tech India Pvt. Limited, Bangalore, Karnataka, India 2GET, QUEST GLOBAL Engineering Pvt. Limited, Bangalore, Karnataka, India 3Design Engineer, ARDC, HAL, Bangalore, Karnataka, India 4Associate Professor, Department of Mechanical Engineering, SIT, Tumkur, Karnataka, India Corresponding Author: Shaik Asif ABSTRACT A composite material is a material framework made out of a reasonably organized blend or mix of at least two nano, small scale, or large scale constituents with an interface isolating them that vary in synthetic synthesis, shape, which are basically insoluble in one another. Diverse kinds of composite materials are accessible and these are expanding a direct result of their great improved properties, among these Metal Matrix Composites discovers its applications in different viewpoints like aviation, car, barrier, and marine and so on. In these MMCs, aluminum-based metal grid composites are by and by broadly being used in vehicle area, aviation and brandishing types of gear because of their high quality and firmness with diminished weight. There are a few creation procedures are accessible to process these composites. The readied composites are generally assessed for improved properties. To assess these composites, one can lead the investigations like hardness, pliable, pressure, fatigue, creep and tribological tests according to ASTM guidelines. In the present survey paper an endeavor has been made to examine diverse MMC preparing techniques and properties assessment.
    [Show full text]
  • The Advancement of 7XXX Series Aluminum Alloys for Aircraft Structures: a Review
    metals Review The Advancement of 7XXX Series Aluminum Alloys for Aircraft Structures: A Review Bo Zhou, Bo Liu * and Shengen Zhang * Institute for Advanced Materials and Technology, University of Science and Technology Beijing, Beijing 100083, China; [email protected] * Correspondence: [email protected] (B.L.); [email protected] (S.Z.) Abstract: 7XXX series aluminum alloys (Al 7XXX alloys) are widely used in bearing components, such as aircraft frame, spars and stringers, for their high specific strength, high specific stiffness, high toughness, excellent processing, and welding performance. Therefore, Al 7XXX alloys are the most important structural materials in aviation. In this present review, the development tendency and the main applications of Al 7XXX alloys for aircraft structures are introduced, and the existing problems are simply discussed. Also, the heat treatment processes for improving the properties are compared and analyzed. It is the most important measures that optimizing alloy composition and improving heat treatment process are to enhance the comprehensive properties of Al 7XXX alloys. Among the method, solid solution, quenching, and aging of Al 7XXX alloys are the most significant. We introduce the effects of the three methods on the properties, and forecast the development direction of the properties, compositions, and heat treatments and the solution to the corrosion prediction problem for the next generation of Al 7XXX alloys for aircraft structures. The next generation of Al 7XXX alloys should be higher strength, higher toughness, higher damage tolerance, higher hardenability, and better corrosion resistance. It is urgent requirements to develop or invent new heat treatment regime.
    [Show full text]
  • RUG01-002300722 2016 0001 AC.Pdf
    De auteur(s) geeft (geven) de toelating deze masterproef voor consultatie beschikbaar te stellen en delen van de masterproef te kopiëren voor persoonlijk gebruik. Elk ander gebruik valt onder de bepalingen van het auteursrecht, in het bijzonder met betrekking tot de verplichting de bron uitdrukkelijk te vermelden bij het aanhalen van resultaten uit deze masterproef. The author(s) gives (give) permission to make this master dissertation available for consultation and to copy parts of this master dissertation for personal use. In the case of any other use, the copyright terms have to be respected, in particular with regard to the obligation to state expressly the source when quoting results from this master dissertation. Ghent, June 2016 Preface In this preface, I would like to take the opportunity to express my gratitude to the following people, who have helped and supported me during the course of this master dissertation. Ir. Koen Faes of the Belgian Welding Institute who granted me the opportunity to do this dissertation. Thank you for your help, support and advice during the experiments. Prof. dr. ir. Wim De Waele for your guidance, involvement and critical point of view. Kevin Deplus of the Belgian Welding Institute for his practical support on the welding machine. Gert Oost of the Belgian Welding Institute for his assistance during the preparations of the metallographic samples. The Belgian Welding Institute for supplying materials and means. Finally, I would like to thank my parents, for allowing me to continue studying and supporting me throughout my academic career. Tom Kolba, June 2016 I Abstract Friction spot welding is a technique for joining lightweight aluminium and magnesium alloy sheets in the overlap configuration by means of frictional heat and mechanical work and has a high potential for industrial applications.
    [Show full text]
  • 207 Wednesda Y Am #Tms14
    4:55 PM Ultrafine Grained Materials VIII — High Pressure Graphite to Diamond Phase Transformation by High-pressure Torsion: Torsion Studies Kaveh Edalati1; Takeshi Daio1; Yoshifumi Ikoma1; Makoto Arita1; Zenji Horita1; 1Kyushu University Sponsored by: TMS Structural Materials Division, TMS/ASM: Mechanical Behavior of Materials Committee Program Organizers: Suveen Mathaudhu; Yuri Estrin, Monash University; Zenji 5:10 PM Horita, Kyushu University; Enrique Lavernia, University of California - Davis; Xiaozhou Fabrication of L10-Ordered FeNi Using High-pressure Torsion and 1 1 1 1 Liao, The University of Sydney; Lei Lu, Institute for Materials Research; Qiuming Annealing: Seungwon Lee ; Kaveh Edalati ; Hideaki Iwaoka ; Zenji Horita ; Wei, University of North Carolina - Charlotte; Gerhard Wilde, University of Muenster; Takumi Ohtsuki2; Takuo Ohkochi3; Masato Kotsugi3; Takayuki Kojima4; Yuntian Zhu, North Carolina State University Masaki Mizuguchi4; Koki Takanashi4; 1Kyushu University; 2Japan Synchrotron Radiation Research Institute ; 3Japan Synchrotron Radiation Research Institute; Wednesday PM Room: 6F 4Tohoku University February 19, 2014 Location: San Diego Convention Center 5:25 PM Session Chairs: Kaveh Edalati, Kyushu University; Hyoung Seop Kim, POSTECH Low Temperature Long Term Annealing of Copper Subjected to High- pressure Torsion: Alexander Zhilyaev1; Terence Langdon1; 1University of Southampton 2:00 PM Invited Development of Microstructural and Hardness Homogeneity in Metals Processed by High-pressure Torsion: Megumi Kawasaki1; Roberto
    [Show full text]