High Temperature Strain of Metals and Alloys Part 4 ppsx
High Temperature Strain of Metals and Alloys Part 4 ppsx
... distinguishing feature of the high- temperature strain. Fig. 4. 1 The physical model of the steady-state strain at high temperature. The sub-boundaries are built of two systems: the pure screw and the 60 ◦ -dislocation ... (symbols and dotted lines) and computed data (solid curves); 1, 813K; 2, 923K. 46 4 Physical Mechanism of Strain at High Temperatures Fig....
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High Temperature Strain of Metals and Alloys Part 1 ppt
... Republic of Germany Printed on acid-free paper ISBN-13: 978-3-527-31338-9 ISBN-10: 3-527-31338-9 Valim Levitin High Temperature Strain of Metals and Alloys High Temperature Strain of Metals and Alloys, ... Vacancy Loops and Helicoids 39 3.7 Total Combination of Structural Peculiarities of High- temperature Deformation 40 3.8 Summary 41 4 Physical Mec...
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High Temperature Strain of Metals and Alloys Part 2 pptx
... 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 ... 0.02 9.5 4. 47 – 5.26 9.82 5.12 0.020 – rest EP199 0.05 19.8 2. 14 1 .42 9.10 4. 54 – 0.008 – rest High Temperature Strain of Metals and...
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High Temperature Strain of Metals and Alloys Part 3 pdf
... 28 .4 1.1 3 .4 2.1 7.8 1.6 2.2 0.60 1 645 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 1096 6.3 29 .4 1.5 4. 1 7 .4 34. 3 0.8 4. 4 2.6 12.8 2.2 4. 3 V 0.55 1206 3.7 17.2 1.6 4. 5 4. 2 19.6 1 .4 4.6 1.3 ... 890± 8 115 34. 3 67 ± 660± 7 35 673 110.0 55 ± 356± 5 85 140 .0 50 ± 348 ± 3 211 50.0 63 ± 667± 7 60 Ni 873 58.0 58 ± 45 4± 5 125 72.0 58 ± 44 6± 5 75 10.0 54 ± 56...
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High Temperature Strain of Metals and Alloys Part 5 pdf
... understanding of dislocation processes in these ranges of temperature and stress is of great practical importance. Most heat-resistant metals, steels and alloys operate at temperatures between 0 .40 ... term on the right-hand side of Eq. (4. 27). In Fig. 4. 17 the calculated curves of the influence of temperature and stress on the Γ value are shown for two metals. T...
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High Temperature Strain of Metals and Alloys Part 6 doc
... 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 of Metals and Alloys, Valim Levitin (Author) Copyright c ... engines. One of the most important requirements is resistance to high- temperature deformation. This has created a need for alloys that can with...
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High Temperature Strain of Metals and Alloys Part 7 pot
... 35 973 360/280 6.0 3.97 4. 28 4. 59 37 1023 320/200 10.3 4. 11 4. 44 4.76 32 1173 280/120 32.0 4. 45 4. 82 5.19 author 1 144 520/280 7.2 4. 50 4. 86 5.22 36 One can see from Table 6.3 that the dislocation ... ×60000. 88 6 High- temperature Deformation of Superalloys 6.2 Changes in the Matrix of Alloys during Strain The specimens of industrial superalloys (see Table 2.1)...
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High Temperature Strain of Metals and Alloys Part 8 docx
... 38.1 64. 0 3 24. 4 19.8 38.0 88.3 4 39.9 20.0 18.3 103.0 5 39.5 20.6 18.6 106.0 6 14. 5 30.9 42 .4 118.0 7 42 .0 23.8 14. 8 143 .3 8 45 .8 25.1 10.2 162.8 9 41 .5 25.7 14. 4 163.3 10 33.5 27.6 21 .4 228.0 112 ... strengthening phases of superalloys with the rate of the steady-state creep ˙ε of the same alloys. The superalloy EI437B with u 2 A = 46 0 pm 2 at 1023K has the least...
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High Temperature Strain of Metals and Alloys Part 9 potx
... types of creep behavior have been observed at 1033K under a stress of 840 MPa with the superalloys denoted as MC 544 , CMSX-10M and MC 544 (Fig. 7.10) [ 34] . The first is characterized by a high amount ... 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...
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High Temperature Strain of Metals and Alloys Part 11 docx
... N6 4. 2 5.8 – 4. 0 6.0 12.5 7.2 0.1 5 .4 0.2Hf CMSX-10M 2.0 5.8 0.2 0 .4 5 .4 1.8 8.2 0.1 6.5 – 34 MC 544 4. 0 6.0 0.5 1.0 5.0 – 5.0 – 4. 0 0.1Hf MC5 34 4.0 5.8 – 4. 0 5.0 – 6.0 – 3.0 0.1Hf Rene 80 14. 5 ... contains 44 Nb–35Ti–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...
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