dissertation global and local fracture properties of metal matrix ...

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Table 9.16. Data on stress for Specimen SiC-10-200h. Mechanism σ interf max [MPa] HRR-theory Mean-Field theory Composite Particle Matrix CODi [µm] CODvi [µm] θ [°] r [µm] Particle Size [µm] σ mean vi [MPa] σ eq vi σ max vi σ mean vi σ eq vi σ max vi σ mean vi σ eq vi [MPa] [MPa] [MPa] [MPa] [MPa] [MPa] [MPa] σ max vi [MPa] 1 150x80 121 3 7 10 820 228 685 845 421 595 818 226 695 911 Fr. 2 130x130 158 14 4 4 776 218 647 763 381 536 778 219 659 866 Fr. 3 130x90 127 41 3 6 782 251 634 883 500 590 770 241 639 875 Fr. 4 230x150 125 37 8 10 845 261 693 971 534 659 831 250 696 943 Fr. 5 150x145 109 38 8 10 853 264 699 986 544 669 839 253 702 952 Fr. 6 175x150 61 7 18 20 925 257 774 1039 523 733 911 248 779 1022 Fr. 7 160x105 50 8 13 16 917 256 768 1028 518 725 905 247 772 1015 Fr. 8 80x45 134 72 13 13 732 322 546 944 692 543 709 303 546 1015 Fr. 9 170x105 139 43 8 10 828 268 671 968 554 645 812 256 674 849 Fr. 10 95x140 143 39 10 14 849 267 693 988 552 666 834 255 696 927 Fr. 11 190x100 215 37 3 5 757 234 619 802 437 544 752 228 627 948 Fr. 12 220x110 123 49 17 17 863 300 689 1052 640 681 842 285 690 847 Fr. 13 160x140 137 56 18 20 831 310 651 1031 665 645 808 294 652 974 Fr. 14 125x125 126 55 10 10 801 299 627 989 638 619 780 283 628 945 Fr. 15 150x70 108 54 8 8 776 218 647 763 381 536 778 219 659 866 Fr. 16 145x60 165 54 30 30 869 311 688 1070 668 683 846 295 689 983 Fr. 17 115x95 310 42 5 5 757 244 614 838 475 559 749 235 620 849 Fr. 18 145x110 122 1 12 14 853 237 713 908 454 640 847 232 721 945 Fr. 19 115x75 188 51 13 13 813 288 646 987 609 633 794 273 647 919 Fr.
Table 9.17. Results of the stereophotogrammetic analysis and estimation of the interfacial stresses for individual MnS-inclusion. σ interf max [MPa] CODi [µm] CODvi [µm] θ [°] r [µm] Diameter of inclusion [µm] Inclusion Length of inclusion [µm] 1 72 5 60 1 29 38 1170 2 160 7 119 7 18 58 964 3 130 3 67 1 26 68 1129 4 8 4 98 24 42 70 1202 5 28 6 100 16 27 73 1081 6 80 3,5 96 42 45 70 1260 7 60 2,5 41 36 51 71 1478 8 80 4 77 47 42 86 1283 9 80 4 59 12 42 64 1261
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MONTANUNIVERSITÄT MONTANUNIVERSIT
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TABLE OF CONTENTS 1. Introduction 5
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7.4.4. The effect of ECAP on the lo
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Section 1 The main results of this
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Section 2 2.2. The influence of the
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Section 2 high strength, fine reinf
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Section 2 etched to mark the inclus
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Section 2 (4.) The specimen prepara
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Section 3 Fig. 3.1. The digital ele
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height [µm] height [µm] 10 0 -10
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Section 3 Fig. 3.5. The observation
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Section 3 3.3.2. The determination
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Section 3 The Eshelby tensor does n
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equivalent stress Section 3 Fig. 3.
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Assume σ m eq Calculate matrix sec
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Section 4 Table 4.1. Chemical compo
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4.1.1.3. Fracture mechanics tests S
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Section 4 Fig. 4.4. A view of a com
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Section 4 Table 4.3. Mechanical pro
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εfr [%] εfr [%] N 16 12 8 4 0 150
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Section 4 4.2. The effect of the he
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Section 4 It should be noted that n
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CODi [µm] 40 30 20 10 0 Section 4
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Section 4 Table 4.4. Results of the
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CODi [µm] COD i [µm] CODi [µm] 2
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Cast MMCs 10%-RT 10%-8h 10%-24h 10%
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COD vi [µm] COD vi [µm] CODvi [µ
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CODvi [µm] CODvi [µm] 80 60 40 20
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Section 4 Table 4.6. The values of
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σ p max [MPa] σ p max [MPa] σ p
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σ p max [MPa] σ p max [MPa] 1200
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σ interf max [MPa] σ interf max [
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Section 4 4.5. The relation between
Page 67 and 68: Section 4 Table 4.9. Conditions for
Page 69 and 70: Ln(Ln(1/(1-F σ))) Ln(Ln(1/(1-F σ)
Page 71 and 72: Section 5 diameter of 2…8 µm and
Page 73 and 74: MnS-inclusion r θ MnS-inclusion Se
Page 75 and 76: σ interf [MPa] σ interf [MPa] σ
Page 77 and 78: Section 6 where n is the number of
Page 79 and 80: Ji [kN/m] J i [kN/m] 25 20 15 10 5
Page 81 and 82: Section 7 7.2. A model by Tan and Z
Page 83 and 84: Section 7 its initial length, li. O
Page 85 and 86: 1 µm Section 7 5 µm Fig. 7.3. A s
Page 87 and 88: Section 7 a) b) c) Fig. 7.4. Micros
Page 89 and 90: Section 7 It is important that no p
Page 91 and 92: Section 7 between the Rtot and the
Page 93 and 94: Section 7 Fig. 7.8. The fracture su
Page 95 and 96: 10 z [mm] 5 -10 -15 Section 7 0 -20
Page 97 and 98: Section 7 Table 7.3. Data on measur
Page 99 and 100: 8. Summary Section 8 This work deal
Page 101 and 102: Section 8 The effect of the homogen
Page 103 and 104: Table 9.1. Data on stress for Speci
Page 113 and 114: Table 9.11. Data on stress for Spec
Page 115 and 116: Table 9.13. Data on stress for Spec
Page 117: Table 9.15. Data on stress for Spec
Page 121 and 122: 1 2 1 2 3 3 4 5 6 5 9 119 7 7 8 9 6
Page 123 and 124: 8 9 10 6 10 122 11 12 13 14 11 12 1
Page 125 and 126: 9 10 11 12 13 124 50 µm Fig. 9.6.
Page 127 and 128: 1 2 1 2 3 3 4 4 126 5 5 6 9 7 50 µ
Page 129 and 130: 1 1 2 2 3 4 3 4 5 5 128 6 7 6 7 50
Page 131 and 132: Fig. 9.12. Fracture surface with ma
Page 133 and 134: 1 2 3 1 2 3 4 5 6 7 8 9 10 4 5 132
Page 155 and 156: Fig. 12.36. Fracture surface of the
Page 157 and 158: [14] Lewandowski JJ, Liu C, Hunt WH
Page 159 and 160: [42] Rice JR, Rosengren GF. Plane s
Page 161 and 162: [70] ASTM E1820-01, “Standard Tes
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