COST 507 - Repositório Aberto da Universidade do Porto

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Tab. 6: Oxi<strong>da</strong>tion behaviour for selected alloys (molten- and annealed state) *) commercial material Alloy [wt.-%] Ti 99,9 Ti 99,9 Ti 15 Al Til5A15CulONi Ti 15Al lOCulONi Ti 15 Al 10Cul5Ni Ti 15 Al 10Cu20Ni TÍ15A1 15Cul5Ni TÌ20A1 5CulONi TÌ20A1 5Cul5Ni TÌ20A1 5Cu20Ni TÌ20A1 5Cu25Ni TÌ20A1 10Cu5Ni TÌ20A1 lOCulONi Ή20Α1 10Cul5Ni TÌ20A1 10Cu20Ni TÌ20A1 15Cu5Ni TÌ20A1 15CulONi TÌ20A1 15Cul5Ni TÌ20A1 20Cu5Ni TÌ20A1 20CulONi TÌ20A1 25Cu5Ni TÌ25A1 5Cu5Ni TÌ25A1 5CulONi Ti25A15Cul5Ni TÌ25A1 5Cu20Ni TÌ25A1 10Cu5Ni TÌ25A1 lOCulONi TÌ25A1 10Cul5Ni TÌ25A1 15Cu5Ni TÌ25A1 15CulONi TÌ25A1 20Cu5Ni Heat-treatment 600°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h 825°C/15h Oxi<strong>da</strong>tion mass [mg/cm 2 ] molten-state annealed-state 0,135* 10,48* 2,82* 4,51 3,80 4,48 2,9 3.07 3,89 4.06 2,34 1,01 4,18 3,48 5,05 4,50 1,42 5,05 3,61 3,90 2,68 4.19 3,41 1,94 5,80 3,64 3,28 1,67 3,62 2,13 1,77 1,42 1,37 1,67 3,43 2,28 1,57 3,03 3,97 3,46 3,60 3.47 - 98 -
Fig. 3: ESMA and Xray diffraction of the alloy Ti 10A1 5Ni 5Cu Ti10AI05Ni05Cu molten by arc XXOOO M5463 ZOpa·— —* ■ 20KU 2EB 6FE AACHEN 95 A B1 B2 Ti 63,8 74,5 70,7 Al 14,4 18,6 18,1 Ni 6,2 3,9 6.7 Composition of the phases [at%] Cu 15,6 3,0 4.5 1 1 ? 2 41,5 y . 45,7 2,53 2,31 47,2 2,24 47,9 2,21 2ΘΠ d [A] 1Ti 2I.3AI Fig. 4: ESMA and Xray diffraction of the alloy Ti 15A1 20Ni lOCu Ti 15AI20NM0CU molten by arc A Β C D Ti 68,7 64,4 41,8 48,6 Al 25,1 21,7 28,4 21,6 Ni 4,4 9.0 20,5 21,5 Composition of the phases [at%] Cu 1,7 4,9 9,3 8,1 42.1 2,49 — 43,6 2.41 \ 45,4 2,32 ^"""^^r———. 48,0 49,5 50,6 2,20 2,14 2,10 2ΘΠ d [A] 1TÌ3AI 2T¡AICu/T¡4AI5Cu3 3Ti/TiAI 4TiAICu/T¡4AI5Cu3/T¡AICu2 99
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European Commission COST European c
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European Commission COST European c
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Preface The Final Workshop of the C
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COST 507 STRUCTURE Measurement and
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GRl: Mirtee S.A., Volos Mr.P.Polati
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D9 Dll Fl GR2 II NI S3 SF1 "Thermop
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A Summary of the COST 507 Action an
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Aluminium-based systems Titanium-ba
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An Example using the COST 507 Datab
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Appendix COST 507: Some Key Meeting
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Al - 0.5 Fe, 1 Mg, 0.8 Mn, 0.2 Si (
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Fig 4 Aluminium beverage cans. The
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Fig 6 High pressure compressor vane
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INTRODUCTION All of us are aware of
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In the interaction with materials a
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There was a first warning more than
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Some time ago, the well-known physi
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Today there is a whole range of ins
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The dimension of this reservoir inc
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REFERENCES [ 1 ] G. Petzow, "Man, M
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Trends in Application of Materials
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Raw Materials The Cycle of Material
Page 52 and 53: i LÌ i.'»Af·· iù^ VV.V.X. iTTa
Page 54 and 55: 1600 OJ 1200 .« 1100 d 1000 900 Si
Page 57 and 58: Al Phase Relations in the Aluminium
Page 59 and 60: oundaries of the single phase regio
Page 61 and 62: Table 1 : Crystallographic Data of
Page 63 and 64: order to facilitate the evaluation
Page 65 and 66: (especially around 33 at% Mg) in or
Page 67 and 68: 3.System Ti-Sn-Al-N. The investigat
Page 69 and 70: 6) N.Durlu, U.Gruber, M.Pietzka, H.
Page 71 and 72: Summary of final report Directional
Page 73 and 74: calculate the thermodynamic mixing
Page 75 and 76: Introduction It is the aim of this
Page 77 and 78: Thermodynamic evaluations for high
Page 79 and 80: Figure 5 presents the calculated li
Page 81 and 82: There is a complete lack in the lit
Page 83 and 84: a.B5 ø.ia 0.15 0.20 0.25 0.30 0.35
Page 85 and 86: 700 [53Phi] 800 +[90Kuz21 ]iquld a
Page 87 and 88: Thermodynamic Assessments, Experime
Page 89 and 90: AIN and TiNi_ x is also given. Vari
Page 91 and 92: satisfied the three requirements of
Page 93 and 94: 84Bey R. Beyers, R. Sinclair, and M
Page 95 and 96: Material and Methods 2.1 Fabricatio
Page 97 and 98: 3.4 Electronmicroscopy (SEM) and X-
Page 99 and 100: Tab. 3: Density of the Ti20Albase
Page 101: Tab.5. continued TÌ20A1 5CulONi Ti
Page 105 and 106: Fig.7: Wetting angle of Ti 15A1 lOC
Page 107 and 108: Thermophysical Properties of Light
Page 109 and 110: Tab.2 Chemical composition of terna
Page 111 and 112: 700 (AI)+AIFeS¡«_600 KS1275.1 l
Page 113 and 114: 4.2 Thermal conductivity of industr
Page 115 and 116: 4.3 AlSiZn alloys Electrical re
Page 117 and 118: 94Jar/Bra G.Jaroma-Weiland, R.Brand
Page 119 and 120: MgZn9 (C 14) and Mg2Zn u in the Al
Page 121 and 122: The three Laves phases were describ
Page 123 and 124: References [13Ege] G. Eger, Z. Meta
Page 125 and 126: 0.30 0.35 0.40 0.45 0.50 mole fract
Page 127 and 128: □ [48Koe] 600 500 400 0 0.1 0
Page 129 and 130: MggZn,, this work □ Single phase,
Page 131 and 132: Temperatures in °C 0.05 0.10 mole
Page 133 and 134: Table 2 : Alloy compositions Alloy
Page 135 and 136: All. Dy 50 Cpexp °C Cpadd Table 5
Page 137 and 138: Zn ¿Kl Si Fig. 2 : Position of the
Page 139 and 140: 22.5 ■■ 7.5 Temperature ICI Tem
Page 141 and 142: .to 2.5 "lõõ soo iÍOõ dOõ rtõ
Page 143 and 144: GR2 Differential Scanning Calorimet
Page 145 and 146: Time (x10 3 sec) Fig. 1. DSC Thermo
Page 147 and 148: solidification. It can be seen that
Page 149 and 150: 4. Conclusions Differential scannin
Page 151 and 152: COST 507 - ROUND Π UNIT II SEZIONE
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[96Sac] The Rrich regions of the
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List of publications in the framewo
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2Contributions: oral or posters p
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1996 REPORT 2 s ' PART: ACTIVITY CA
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[96Sei] Excess Gibbs energy coeffic
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List of publications in the framewo
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Proc. :7 th Meeting on "Syntheses a
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2.1 Solid solubility measurements T
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eviews by Rivlin and Raynor [81 Riv
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inaires. Thesis, Universite Scienti
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Table 1. Review of the ternary phas
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L) Liq+bcc=FeSi+t_1 M) Liq+t 1=FeSi
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Extrapolations based on Ti-C-N S3 B
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value has been accepted in all thre
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with high precision whereas Jonsson
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only fit the hightemperature asym
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Jonsson combined his descriptions o
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Table II. Solubility product of TiC
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Ti-C, Z.Metallkd. 86 (1995) 5 319
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1000 1500 2000 2500 3000 Τ (K) Fig
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o Oí o 3 4 5 6 7
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M^øD^ O Kelley(1944) • Kelley an
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— cale, with Dumitrescu (1997) -
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€ gfc-π m-, .-π-, π-π .-saa J
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+graph 0 TiN 0.2 0.4 0.6 X TiC 0.8
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Binder et al (1992) TiN 1423 K ■
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0.08 600°C 700°C 800°C 900°C 10
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[59Sto]: Ä600°C □ 70D°C O8Q0°
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2000 Cale, with Saunders (1997) —
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An Experimental Investigation of th
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An Experimental Investigation of th
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211 -
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EXPERIMENTAL INVESTIGATION OF THE C
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Fig.1 SEM micrographs of CuMgZr
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■ 888 24 HSM^«" 16—19 3 À I
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Thermodynamic Evaluations of the Al
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Fcc_Al aves_C15 ONU ΔΝ12 αΝ13
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2.2 Assessment The optimisation of
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0.50 0.45 CulOZr7/ 0. 40 Or ^ 0.3
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References [71Kri] Kripyakevich, P.
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Kejun Zeng and Marko Hämäläinen,
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for detennining phase boundary and
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Table 2 Al-Fe-Mn results wt%Fe 0.5
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•00 Γ Ι I I I ~ LIQUID S^ 7iO
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the observed A2-B2 ordering. This p
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1473K Ahmed & Flower [94 Ahmi] 0.2
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900K Paruchuri & Massalski [91Par]
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BCC_B2#2 TI3RL TIPL BCC B2#2 TIRL
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0.2 0.3 0.4 0.5 X(LIQ,V) Figure 15
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1 Introduction and Overview of the
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at least 95% by Fe, possibly 99%, a
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8 References 43Phi H W L Phillips,
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1050 1000 Isopleth, Al - Si - 4 wt
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Al-Mn-Si 873 K 0.90 Liquid 0.80 0.7
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A Thermochemical Assessment of Data
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certainly due to the appearance of
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Materials Science Centre, November
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1400 Al-Mn Fig 2 Calculated partial
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1000 ι AlMn I Ι 950 Liquid E ω
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Al-Fe-Mn 843 K 0.90 0.80 0.70 0.60
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AlFeMn section at 2 wt% Mn co
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0.50 0.45 0.40-1 LU £ 0.35 LU 0.30
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European Commission EUR 18171 —CO
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NOTICE TO THE READER Information on
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