COST 507 - Repositório Aberto da Universidade do Porto

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COST 507 STRUCTURE Measurement and Evaluation of Thermochemical and Thermophysical Properties to Provide a Database for the Development of New Light Alloys Signatory Countries: Austria Belgium Finland France Germany Greece Italy Netherlands Norway Portugal Spain Sweden Switzerland United Kingdom Participating with : Baikov Institute of Metallurgy, Russia Coordination Groups A Experimental measurements Β Critical phase diagram assessment C Thermochemical evaluation & calculation D Thermophysical properties Key Systems 1. Al-Mg-Mn-Fe-Si (Cu, Cr, Ti, C) 2. Al-Mg-Si-Cu (Fe, Ni) 3. Al-Zn-Cu-Mg (Zr, Cr, Si) 4. Al-Li-Cu-Mg-Zr (Η) 5. Ti-alloys (with metals and non-metals)
Page 1 and 2: European Commission COST European c
Page 5 and 6: European Commission COST European c
Page 7: Preface The Final Workshop of the C
Page 12 and 13: Institutes and scientists participa
Page 15 and 16: Index "A Summary of the COST 507 Ac
Page 17: UKI "Smith thermal analysis Studies
Page 20 and 21: The database has been geared to dea
Page 22 and 23: Table 1 COST 507 Round II Project M
Page 24 and 25: Thanks Especial thanks are due to t
Page 26 and 27: 1.0 rr Al - 0.5 Fe, 1 Mg, 0.8 Mn, 0
Page 28 and 29: 0.012 Al 0.5 Fe, 1 Mg, 0.8 Mn, 0
Page 30 and 31: o σι Fig 5 The Aluminium Intensiv
Page 33 and 34: Plenary Lecture MATERIALS, TECHNOLO
Page 35 and 36: Today there are about 6 billion peo
Page 37 and 38: The expected increase in the consum
Page 39 and 40: RECYCLING OF MATERIALS Fortunately,
Page 41 and 42: of a nanometre thick single crystal
Page 43 and 44: NEW MATERIALS After all recent deve
Page 45 and 46: Especially convincing to be seen is
Page 47 and 48: 100 000 100 000 B C 10 Million
Page 49 and 50: Global Ecosystem Heat Loss into Spa
Page 51 and 52: atomic bonding crystal structure co
Page 53 and 54: 30 (Number of Systems) ■ - - - '
Page 55: uu 120 February 1988 TI- Ca -Ba-Cu-
Page 58 and 59: after heat treatment was submerged
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93Fra 94Ser 94Bur 94Shi 95E11 H.F.
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Thermochemical Properties and Phase
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three different sections starting f
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Summary of Final Report: Project: A
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thermodynamic optimization. A full
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20) H.Duschanek and P.Rogl "Critica
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Thermodynamic Investigations of Cu-
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The enthalpy of mixing of liquid Al
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Determination of the Enthalpy of Mi
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In the CuSi system there are six
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and have been independently describ
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isopleth XCU/XNÌ=0.5. fri Figure 1
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0 Mg 0.2 0.4 0.6 ø.a 1.0 mole frac
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A -15- -20- -50- E3 -55- 9»x(Cu)-x
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A comprehensive critical assessment
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2.6 Ti-Al-V system A preliminary as
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An application of the data to the n
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Experimental Investigations in Tern
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3 Results and Discussion 3.1 Measur
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4 Appendix Tab. 1: Density of the T
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Tab.5: Characteristic temperatures
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Tab. 6: Oxidation behaviour for sel
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Fig. 5: ESMA and Xray diffraction
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Fig.9: Wetting behaviour of TÌ25A1
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[96Jac/Spe]. Futhermore thermal con
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3.2 Determination of the physical p
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KS 1275.1 0.14-4— —ΐ- 55 _ω o
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E i. '3 o 145 140 Cl·. 135 130 ■
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Fig 0.52 300 400 500 600 700 800 Te
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Thermodynamic Assessment in the Al
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deviation from KoppNeumann' s rul
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The experimental results show that
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[94Coe] G. C. Coelho, S. G.Fries,
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used □ [48Koe] + [52Lie] S 800 ι
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Y,Cu 5Zn B CuZn (Cu) M 9 O 0.1 0.2
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Al 0.2 0.3 0.4 mole fraction Zn M 9
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Heat Capacity Data on some Al-based
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3. Results 3.1. Industrial Al-Si ba
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KS4 3.75 2.5 áo.oo ilo.oo ido. oo
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Teriperatupe (C) _3 Í1.E5 3
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7.5 ■■ 2.5 Temperature (Cl 20 1
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.12 22.5 7.5 "¡STM feos ftüS ilO
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2. Experimental Procedures Four all
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Table 2: Results of the DSC measure
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Thermodynamic calculations have als
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COST 507 - II Project group: Italy
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Introduction The project of our uni
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Publications of the 3 rd year (Coor
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"Enthalpies of Formation of Solid S
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Proc. "II Convegno Scientifico del
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Introduction The project of our uni
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Publications of the 3 rd year (Coor
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2-Contributions: oral or posters pr
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Evaluation of the Al-Mg-Mn-Fe-Si sy
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appearance of this phase at 13.5 wt
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phase to be 11.2 and 11 wt% respect
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[96Sim] [96Har] [97Ran] C. J. Simen
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Table 2. A comparison between calcu
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8 12 Wfeighf% Si Fig 1. The calcula
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and Seifert et al.[96Sei], which wi
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Ti 2 (Va,N)! which yields Ti^ as a
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information on the Fe-Ti system can
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approximate agreement with de Boer,
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With Saunders [95Sau] assessment of
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75Nar Narita K., Trans. ISI, 15 (19
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Figure captions Figi. Heat capacity
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4000 3500 j_ _L _L Cale, with Jonss
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AEvans anti Pehlke (1965) ■Monta
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o 500 1000 1500 2000 2500 Τ (K) Fi
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3600 3300 3000 2700 2400 * 2100 Cad
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7 Jaffeeetal(1950) Δ ß+δ Cado
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Arbuzov et al (1978) 773 K Cale, wi
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Mitrofanov et al (1974) 0.50 1923 K
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0.08 [59Sto]: Δ 600°C □ 700°C
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x ü 0.15- 0 Fe O 0.05 0.10 0.15 0.
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0.10 0.09- 0.08- o · Balasubramanj
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absence of the proposed ternary com
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DTA, microhardness measurements. X-
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1000 900 Ι ο 700 — 600 500 40
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Table 1. Data of microbrobe X-ray s
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m 910 3 4 Sl « Atí tl 17 I . ,1
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Fig.5 Microstructure of Cu-Mg-Zr al
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Two sets of experiments using the d
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The assessed excess Gibbs energy pa
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Figure 4 shows the assessed phase d
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3.3 Results The investigation showe
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The Cu-Cr-Zr Phase Diagram and Its
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Smith Thermal Analysis Studies of A
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system. Alloys at compositions of 1
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Al 4 wt% Si Vertical Section + S
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A Themodynamic Assessment of the Ti
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1573K Kikuchi et al [93Nak] 0.2 0.4
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1073K Ahmed & Flower [94Ahml] 0 0.2
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0. 30 0.25 0.1 0.2 0.3 MOLE FRACTIO
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BCC B2«2 TIRL TIRL RL3M D022 TIRL
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A Thermochemical Assessment of Data
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An experimental program was thus in
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Table 1 Invariant points in Al-Mn-S
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1100 1050 1000 Isopleth, Al Mn,
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Fig 3 Calculated liquidus projectio
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Τ=823 Κ 1 r 94Kol/S¡g Δ fee + c
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1 Introduction During the last two
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Laboratory, as part of this COST Ac
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Al-Mn Fig 1 Calculated phase diagra
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1200 1100 1000 _ AlMn V 33Dix/Fin
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Al-Fe-Mn 873 K AI, 3(Fe,Mn) 4 0.40,
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Al-Fe-Mn 823 K 0.40, AI 13(Fe,Mn) 4
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0.1 0.2 0.3 0.4 WEIGHT PERCENT MN F
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Θ CORDIS The Community Research an
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Venta · Salg · Verkauf · Πωλ
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COST 507 - Repositório Aberto da Universidade do Porto

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