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military composite aircraft structures

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Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002416
EISBN: 978-1-62708-193-1
... with various cut lengths. W ≥ 8 a o Fig. 34 Stress-intensity correction factors for pressurized shells with cuts Abstract Abstract This article presents the damage tolerance criteria for military composite aircraft structures to safely operate the structures with initial defects...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003386
EISBN: 978-1-62708-195-5
... impact threat, and other damage tolerance damage threats. The article summarizes damage tolerance criteria and durability criteria for military aircraft. It discusses the damage tolerance design philosophy for metallic structures and composite structures of the aircraft. The article describes...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003452
EISBN: 978-1-62708-195-5
... composite repairs or reinforcements that are adhesively bonded to a damaged structure. This article discusses the key steps that are normally encountered in the design, certification, and application of an adhesively bonded repair. Some examples of successful repairs to military aircraft are also discussed...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003477
EISBN: 978-1-62708-195-5
...): 6120 kg (13,496 lb). Carbon epoxy: 3100 kg (6856 lb) European Military Application (the Eurofighter) On the Typhoon (Eurofighter) aircraft, carbon-fiber-reinforced composites make up approximately 30% of the structural weight and more than 70% of the surface area, as illustrated in Fig. 20...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004131
EISBN: 978-1-62708-184-9
.... This article discusses aging mechanisms in various components of military systems such as structural parts, engines, and subsystems. It describes the aging management processes such as full-scale structural testing and practical life-enhancement methods. The article reviews control and prevention systems...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004100
EISBN: 978-1-62708-184-9
... by thermal spray, hot dipping, or electroplating can add up to 20 years service life to steel structures in marine atmospheres. Aluminum and zinc coatings are the primary coatings in use and thickness, composition, and microstructure of the coating are the key variables affecting service life of the coated...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003411
EISBN: 978-1-62708-195-5
.../polyphenylene ether (PPE) that is taped down to aluminum tables. The part is laid up and then removed from the glass/PPE film, which remains on the aluminum table. The tape-laying process has played an important role in advancing the use of composites for both commercial and military aircraft applications...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003350
EISBN: 978-1-62708-195-5
..., these high-strength, high-modulus fibers found application in composite structural components on the U.S. Air Force F-15 and the U.S. Navy F-14 aircraft. Because these aircraft are still in service and the high costs of changeover are unacceptable, boron fibers are still being used today, even though carbon...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004119
EISBN: 978-1-62708-184-9
... relevant subject matters: military specifications and standards; corrosion of military facilities; ground vehicle corrosion; armament corrosion; design, in-process, and field corrosion problems; high-temperature corrosion/oxidation; military aircraft; engines and turbine blades in naval environments...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003459
EISBN: 978-1-62708-195-5
.... and Jones R. , Ed., Bonded Repair of Aircraft Structures , Martinus Nijhoff Publishers , 1988 10.1007/978-94-009-2752-0 • Commercial Aircraft Repair Committee , Repair Design Task Group, “Design of Durable, Repairable, and Maintainable Aircraft Composites,” Document Reference AE-27...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003368
EISBN: 978-1-62708-195-5
... to reduced military spending on aircraft. In the commercial sector, significant recent progress has been made in understanding where and how to use thermoplastic composites and how to reduce the costs of structures. For some thermoplastic resins, manufacturing approaches have been developed that yield very...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003457
EISBN: 978-1-62708-195-5
... of Advanced Composites,” SAE , 1998 6. Commercial Aircraft Composite Repair Committee , “Design of Durable, Repairable, and Maintainable Aircraft Composites,” SAE AE-27, 1997 7. Blohm C. , “Advanced Composite Structures: In-Service Experience in the View of a Carrier,” paper...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004128
EISBN: 978-1-62708-184-9
... components in service ( Ref 16 ). See the article “Predictive Modeling of Structure Service Life” in Volume 13A. Prior Corrosion Damage as Equivalent Initial Flaw Military aircraft operate under harsh and widely varying conditions that differ significantly from commercial aircraft. Naval aircraft...
Book Chapter

Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004221
EISBN: 978-1-62708-184-9
... in Commercial Aviation” in this Volume. Fig. 13 Galvanic corrosion of F/A-18 aircraft dorsal scallops resulting from composite doors attached to aluminum substructure with titanium and steel fasteners in the presence of moisture. Courtesy of S. Long, Naval Air Depot, North Island. See the article...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003031
EISBN: 978-1-62708-200-6
... carbon fibers. The fibers are intrinsically expensive because of high raw material costs. Because of their high modulus and high strength, boron-fiber-reinforced composites found application as structural components on the U.S. Air Force F-15 and the U.S. Navy F-14 fighter aircraft. Other less-expensive...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003490
EISBN: 978-1-62708-195-5
.... In 1943, the first reinforced composite airframe structures were demonstrated at the Wright-Patterson Air Force Base Structures and Materials Laboratory, where the aft fuselage of the Vultee BT-15 trainer aircraft was designed and fabricated in composites, based on development and analysis. Testing proved...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003653
EISBN: 978-1-62708-182-5
.... , and Dawson J.L. , Paper 444, “Electrochemical Noise for Detection of Susceptibility to Stress Corrosion Cracking,” CORROSION/91, NACE International , 1991 15. Schoess J.N. and Paul C.A. , Smart Fasteners Technology for Aging Aircraft , Proc. SPIE Smart Structures and Materials...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006462
EISBN: 978-1-62708-190-0
... 420 – 426 22. Gallagher J.P. , “USAF Damage Tolerant Design Handbook: Guidelines for the Analysis and Design of Damage Tolerant Aircraft Structures,” Revision B, 1984 23. Kaplan M.P. and Wolff T.A. , Life Extension and Damage Tolerance of Aircraft , Fatigue...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003485
EISBN: 978-1-62708-195-5
... actuator link from the General Electric F110 engine, made of a similar metal-matrix composite, used for F-16 aircraft. Component dimensions are provided in the text. Courtesy of Atlantic Research Corporation. Fig. 2 An F-16 aircraft, illustrating the ventral fins, which are located on the bottom...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004127
EISBN: 978-1-62708-184-9
... (supersedes MIL-S-38249), Sealing Compound, One-Part Silicone, Aircraft Firewall (Synthetic Rubber) 1 Room –54 to 204 (–65 to 400) 1.8 (10) No Yes Sealing firewall structures exposed to very high temperatures against the passage of air and vapors. Cures on exposure to air  Type 1 (one-part silicone...