AluminumTitanium Comparison Aluminum alloy Titanium Alloy Property 7075

Mass Calculation Short Grain HTPB Mass(kg) N 2 O Vol (m^3) Structure Mass Allowable

Mass Calculation Chalice Design, 7075 -T 6 Al 240 mm OD, 1. 75 mm

Mass Calculation Embedded Outer Shell Design, 7075 -T 6 Al 180 mm OD, 61

Mass Calculation Embedded Inner Shell Design, Grade 5 Titanium 61 mm OD, 0. 5

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Aluminum/Titanium Comparison Aluminum alloy Titanium Alloy Property 7075 -T 6 (ww-T-700) drawn tubing 7075 -T 6; 7075 -T 651 Grade 5 Ti 6 Al 4 V Source Casing. xls Matweb Yield Strength (Mpa) 455 503 1103 219. 28% Ultimate Strength (Mpa) 531 572 1172 204. 90% E (Gpa) 71. 76 113. 85 158. 65% n 0. 33 Density (g/cc) 2. 81 4. 43 157. 65% Melting Temp (o. C) 477 1600 335. 43% Thermal Conductivity (W/m-K) 130 6. 7 5. 15% Specific Heat (J/g-K) 0. 96 0. 5263 54. 82% % Different

Mass Calculation Short Grain HTPB Mass(kg) N 2 O Vol (m^3) Structure Mass Allowable (10: 2) Multiplier 6 8 1. 5 0. 01144 0. 01526 2. 1 2. 7 1. 55 0. 01182 0. 01576 2. 17 2. 79 1. 6 0. 01220 0. 01627 2. 24 2. 88 1. 65 0. 01259 0. 01678 2. 31 2. 97 1. 7 0. 01297 0. 01729 2. 38 3. 06 1. 75 0. 01335 0. 01780 2. 45 3. 15 Long Grain HTPB Mass(kg) N 2 O Vol (m^3) Structure Mass Allowable (10: 2) Multiplier 3 6 2. 5 0. 00953 0. 01907 2 3. 5 2. 55 0. 00973 0. 01945 2. 04 3. 57 2. 6 0. 00992 0. 01983 2. 08 3. 64 2. 65 0. 01011 0. 02021 2. 12 3. 71 2. 7 0. 01030 0. 02059 2. 16 3. 78 2. 75 0. 01049 0. 02098 2. 2 3. 85

Mass Calculation Chalice Design, 7075 -T 6 Al 240 mm OD, 1. 75 mm Thickness, FS 1. 25 Short Grain Low Height (cm) Low Mass (g) % All. Mass High Height (cm) High Mass (g) % All. Mass 26. 05 973 46. 32% 33. 72 1259 46. 65% 26. 91 1005 46. 32% 34. 85 1301 46. 65% 27. 78 1038 46. 32% 35. 97 1343 46. 65% 28. 65 1070 46. 32% 37. 09 1385 46. 65% 29. 52 1102 46. 32% 38. 22 1427 46. 65% 30. 39 1135 46. 32% 39. 34 1469 46. 65% Long Grain Low Height (cm) Low Mass (g) % All. Mass High Height (cm) High Mass (g) % All. Mass 21. 70 811 40. 53% 42. 15 1574 44. 98% 22. 14 827 40. 53% 43. 00 1606 44. 98% 22. 57 843 40. 53% 43. 84 1637 44. 98% 23. 01 859 40. 53% 44. 68 1669 44. 98% 23. 44 875 40. 53% 45. 52 1700 44. 98% 23. 88 892 40. 53% 46. 37 1732 44. 98%

Mass Calculation Embedded Outer Shell Design, 7075 -T 6 Al 180 mm OD, 61 mm ID, 1. 3 mm Thickness, FS 1. 25 Short Grain Low Height (cm) Low Mass (g) % All. Mass High Height (cm) High Mass (g) % All. Mass 51. 67 1075 51. 19% 65. 18 1356 50. 23% 53. 21 1107 51. 02% 67. 17 1398 50. 10% 54. 76 1139 50. 86% 69. 17 1439 49. 97% 56. 30 1171 50. 71% 71. 17 1481 49. 86% 57. 84 1203 50. 57% 73. 17 1522 49. 75% 59. 39 1236 50. 43% 75. 17 1564 49. 65% Long Grain Low Height (cm) Low Mass (g) % All. Mass High Height (cm) High Mass (g) % All. Mass 43. 75 910 45. 51% 82. 17 1710 48. 85% 44. 62 928 45. 51% 83. 67 1741 48. 77% 45. 50 947 45. 51% 85. 17 1772 48. 68% 46. 37 965 45. 51% 86. 67 1803 48. 61% 47. 25 983 45. 51% 88. 17 1834 48. 53% 48. 12 1001 45. 51% 89. 67 1866 48. 46%

Mass Calculation Embedded Inner Shell Design, Grade 5 Titanium 61 mm OD, 0. 5 mm Thickness Short Grain Low Height (cm) Low Mass (g) % All. Mass High Height (cm) High Mass (g) % All. Mass 45. 50 192 9. 12% 45. 50 192 7. 09% 45. 50 192 8. 83% 45. 50 192 6. 87% 45. 50 192 8. 55% 45. 50 192 6. 65% 45. 50 192 8. 29% 45. 50 192 6. 45% 45. 50 192 8. 05% 45. 50 192 6. 26% 45. 50 192 7. 82% 45. 50 192 6. 08% Long Grain Low Height (cm) Low Mass (g) % All. Mass High Height (cm) High Mass (g) % All. Mass 63. 00 265 13. 26% 63. 00 265 7. 58% 63. 00 265 13. 00% 63. 00 265 7. 43% 63. 00 265 12. 75% 63. 00 265 7. 29% 63. 00 265 12. 51% 63. 00 265 7. 15% 63. 00 265 12. 28% 63. 00 265 7. 02% 63. 00 265 12. 06% 63. 00 265 6. 89%