Modulus retained, E/Ert

10 20 30 40 50 60 70 80 90 100 Fiber volume, percent

(a) Modulus as function of fiber volume in direction of applied load.

(b) Retention ratio of modulus as function of temperature.

Figure 17. Typical CC properties.

Strength retained, S/Srt

0 10 20 30 40 50 60 70 80 90 100 Fiber volume, percent

(c) Tensile strength as function of fiber volume in direction of applied load.

(d) Retention ratio of tensile strength and compressive strength in direction of applied load.

Figure 17. Continued.

(e) Typical thermal strain of CC as function of temperature.

Figure 17. Concluded.

References

1. DiCristina, V.: Hyperthermal Ablation Performance of Carbon-Carbon Composites. AIAA Paper No. 71-416, Apr. 1971.

2. Arnold, M. R.: Carbon Brakes-Their Development and Service History. World Aerospace Profile 1986, Arthur Reed, ed., Sterling Publ. Ltd. (London), 1986, pp. 237-239.

3. Frye, E. R.: Carbon-Carbon Materials for Ablative Environments. Nucl. Technol., vol. 12, no. 1, Sept. 1971, pp. 93-107.

4. Stoller, H. M.; and Frye, E. R.: Processing of Carbon/Carbon Composites: An Overview. SC-DC-713653, Sandia Labs., Apr. 1971.

5. Mullen, C. K.; and Roy, P. J.: Fabrication and Properties Description of AVCO 3D Carbon/Carbon Cylinder Materials. Materials Review for '72, Volume 17 of National SAMPE Symposium and Exhibition, Soc. of Aerospace Material and Process Engineers, 1972, pp. III-A-TWO-1-III-A-TWO-8.

6. Engineers' Guide to Composite Materials. American Soc. for Metals, c.1987.

7. McAllister, Lawrence E.; and Lachman, Walter L.: Multidirectional CarbonCarbon Composites. Fabrication of Composites, A. Kelly and S. T. Mileiko, eds., Volume 4 of Handbook of Composites, Elsevier Science Publ. Co., Inc., 1983, pp. 109-175.

8. McHenry, M. R.: AFWAL Nosetip Erosion Evaluation Tests in Track G-Data Reduction and Results. TR-82-11/ATD, Acurex Corp., 1982.

9. Stultz, J. W.; and Williams, R. R.: Nose-Tip and Heat-Shield Tests in the Hip Arc Heater Facility. MDC-00608 (Contract No. N60921-75-C-0250), Nov. 1976. (Available from DTIC as AD B016 213L.)

10. Dirling, R. B., Jr.; Kratsch, K. M.; and Jortner, J.: Ablation/Erosion Evaluation of Reentry Vehicle Materials-Volume 1: Nosetip Materials. AFML-TR-76-2, vol. 1, U.S. Air Force, Feb. 1976. (Available from DTIC as AD B012 034L.)

11. Wolf, C. J.; Nardo, C. T.; and Dahm, T. J.: Interim Report Passive Nosetip Technology Program, Volume 22. Coupled Erosion/Ablation of Re-entry Materials. SAMSO-TR-74-86, Acurex Corporation, 1975.

12. McAllister, L. E.; and Taverna, A. R.: Development and Evaluation of Mod 3 Carbon/Carbon Composites. Materials Review for '72, Volume 17 of National SAMPE Symposium and Exhibition, Soc. of Aerospace Material and Process Engineers, 1972, pp. III-A-THREE-1-III-A-THREE-7.

13. McAllister, L. E.; and Taverna, A. R.: A Study of Composition-Construction Variations in 3D Carbon/Carbon Composites. Paper Presented at Pacific Coast Regional Meeting of the American Ceramic Society, Los Angeles, 1974.

14. McAllister, L. E.; and Taverna, A. R.: A Study of Composition-Construction Variations in 3D Carbon/Carbon Composites. Proceedings of the International Conference on Composite Materials, Volume 1, Metallurgical Soc. of AIME, 1976, pp. 307–326.

15. Warren, J. W.; and Williams, R. M.: Isothermal CVD Processing. Non-Metallic Materials Selection, Processing and Environmental Behavior, Volume 4 of National SAMPE Technical Conference Series, Soc. of Aerospace Material and Process Engineers, 1973, pp. 623–633.

16. Wingard, B. L.: Testing and Evaluation of Missile Materials-Task VI: Carbon-Carbon Materials for Space Structures. SRI-MME-89-596-5912-7-XI, Southern Research Inst., 1989.