High Temperature Strain of Metals and Alloys Part 3 pdf

... 2.9 0.50 137 0 9.4 35 .3 1 .3 3 .3 12.0 44.1 1.2 3. 3 4.6 17.2 1.5 2.4 Nb 0.55 1508 7.2 27.0 1 .3 2.5 7.6 28.4 1.1 3. 4 2.1 7.8 1.6 2.2 0.60 1645 2.6 9.8 1 .3 2.7 3. 1 11.8 1.1 3. 2 5 .3 24.5 1.9 3. 6 0.50 ... 234 ± 3 Fe 8 13 49.0 59 ± 5 73 5 9 73 11.0 41 ± 269± 7 Nb 1 233 39 .2 67 ± 13 74 ± 6 137 0 29.4 109 ± 14 107 ± 10 44.1 60 ± 39 4± 6 Cu 746 7.8 87 ± 6 83 6 3. 4 Sub-...

Ngày tải lên: 10/08/2014, 12:21

... 2πZ)  −  µb 2πλX  (4.22) High Temperature Strain of Metals and Alloys, Valim Levitin (Author) Copyright c  2006 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim ISBN: 3- 527 -31 338 9-9 67 5 Simulation of the Evolution of ... adequate understanding of dislocation processes in these ranges of temperature and stress is of great practical importance. Most heat-resis...

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... Republic of Germany Printed on acid-free paper ISBN- 13: 978 -3- 527 -31 338 -9 ISBN-10: 3- 527 -31 338 -9 Valim Levitin High Temperature Strain of Metals and Alloys High Temperature Strain of Metals and Alloys, ... Combination of Structural Peculiarities of High- temperature Deformation 40 3. 8 Summary 41 4 Physical Mechanism of Strain at High Temp...

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... been determined by the X-ray method at high temperatures. Pure metals, solid solutions and nickel-based superalloys have been stud- ied. High Temperature Strain of Metals and Alloys, Valim Levitin (Author) Copyright c  ... WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim ISBN: 3- 527 -31 338 9-9 25 3 Structural Parameters in High- Temperature Deformed Metals 3. 1 Evo...

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... 10 −7 s −1 Ni+9.9Al 7 23 125 52 1.4 4 .3 2.2 202 34 10.1 7.6 11.5 8 73 70 54 0.9 2.8 1.0 136 33 13. 9 8.2 13. 0 Ni+9.5W 8 73 138 41 5.6 12.0 7.8 170 33 17.6 8.6 26.0 10 23 50 46 1.6 6.0 1.8 90 32 7.6 17.0 10.8 Comparison ... Verlag GmbH & Co. KGaA, Weinheim ISBN: 3- 527 -31 338 9-9 43 4 Physical Mechanism and Structural Model of Strain at High Temperatures 4.1 Physica...

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... & Co. KGaA, Weinheim ISBN: 3- 527 -31 338 9-9 83 6 High- temperature Deformation of Superalloys 6.1 γ  Phase in Superalloys The high- temperature strengthrequirementsof materials have increasedwith new ... preliminary decreased value of λ and increased value of D lead to the strain rate decreasing when the applied stress is relatively low. High Temperature Strain...

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... N 2 /N 1 10 10 10 11 10 12 9 23 600/400 30 .3 3.56 3. 87 4.18 author 10 23 280/80 115.1 3. 68 4.01 4 .33 35 9 73 360/280 6.0 3. 97 4.28 4.59 37 10 23 320/200 10 .3 4.11 4.44 4.76 32 11 73 280/120 32 .0 4.45 4.82 5.19 ... because we have used the results of measurements of the particle sizes and the data of the strain rate tests. 6 .3 Interaction of Dislocations...

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... 38 0 440 600 290 37 0 460 Ni 2. 83 Fe 0.04 Cr 0.07 Mo 0.06 250 38 0 550 180 230 33 0 (Al 0.51 Ti 0 .31 Nb 0.07 Mo 0.08 Cr 0. 03 ) Ni 2. 83 Fe 0.04 Cr 0.08 W 0. 03 Mo 0.02 230 34 0 450 30 60 80 (Al 0. 43 Ti 0.28 W 0.08 Mo 0. 03 Cr 0.10 ) Ni 2.76 Co 0.09 Fe 0.01 Cr 0.06 Mo 0.02 260 ... 20.4 38 .1 64.0 3 24.4 19.8 38 .0 88 .3 4 39 .9 20.0 18 .3 1 03. 0 5 39 .5 20.6 18.6 106...

Ngày tải lên: 10/08/2014, 12:21

... for superalloys which must withstand high stresses at temperatures from 12 73 to 137 3K (GMSX-4, GMSX-10, TMS- 138 , Rene N6 and others). The reason for the positive influence of the Re and Ru additions ... mechanism of strain of the investigated superalloys. There exists a competition between the Orowan mechanism of bowing of the dislocations between the γ  particles and...

Ngày tải lên: 10/08/2014, 12:21

... contains 44Nb 35 Ti–6Al–5Cr–8V–1W–0.5Mo– 0.3Hf. The microstructure of extruded and recrystallized material consists of a solid solution and of particles of titanium carbide, TiC. The particle sizes are ... Deformation of Some Refractory Metals Fig. 8.5 The logarithm of strain rate versus stress in molybdenum. The testing temperatures are B, 19 73; C, 21 73; D, 237 3; E, 2...

Ngày tải lên: 10/08/2014, 12:21