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wing ribs

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Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006741
EISBN: 978-1-62708-210-5
... Abstract The aluminum alloy 7099 is a Kaiser aluminum high-strength Al-Mg-Zn-Cu alloy with zirconium that offers a less quench-sensitive alloy for properties in thicker sections for airframe structures such as wing ribs, spars, and skins, as well as fuselage frames and floor beams...
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Published: 01 January 2001
Fig. 6 Wing rib production cost comparison More
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Published: 01 January 2005
Fig. 15 Revised conventional wing fold hinge rib forging, with straight parting line corresponding to the central plane of the web. The revised design served to distribute draft between upper and lower dies (compare views in sections A-A). Locations of 12 test coupons are indicated by boldface More
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Published: 01 January 2005
Fig. 22 Conventional aluminum alloy wing fold rib forgings of original and revised designs, showing relocation of parting line to improve producibility. Dimensions given in inches More
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Published: 01 January 2005
Fig. 21 Conventional aluminum alloy forging for a wing front spar terminal fitting, with a dorsal rib that was preblocked as a web and then blocked and finished as a rib. Dimensions given in inches More
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
... Vertical tail … x x x x x x x … … x x Horizontal tail x x x x x x x x … … x x Aileron … … … … … x x x x x x … Spoiler … … … … … … x x x x x … Flap … … … … x x x x x x x x Wing box … … … x … x … x … … … x Body...
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Published: 01 January 2005
Fig. 16 Conventional forging for wing spar root fitting (a), designed with 5° draft on the center rib (b) and designed with shift draft (c). See Example 2. Dimensions in figure given in inches. Item Revised forging Material Aluminum alloy 2014 (a) Heat treatment (temper) T6 More
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Published: 01 January 2005
Fig. 21 Close-tolerance forging for wing cap fittings that employed tilting to eliminate draft and obtain net-forged surfaces. See Example 7. Dimensions in figure given in inches. Item Close-tolerance forging Material Aluminum alloy 7075 (a) Heat treatment (temper) T6 More
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Published: 01 January 2005
Fig. 17 Wing stringer clip forgings of (a) conventional and (b) close-tolerance design. The end views shown are partial. See Example 3. Dimensions in figure given in inches. Item Close-tolerance forging Material Aluminum alloy 7075 (a) Heat treatment (temper) T6 More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004038
EISBN: 978-1-62708-185-6
... that perform a special function. In assembly, the spindle end of the fitting was embedded in the wing spar of an aircraft, the scooped cavity in the spoon housed a roller-and-guide mechanism, and the contoured side ribs provided a bearing surface over which the wing flaps traveled when they were extended...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004034
EISBN: 978-1-62708-185-6
... to one die. With a plan area of 2219 cm 2 (344 in. 2 ) and a minimum machining cover of 4.8 mm (0.19 in.), the estimated weight of the forging was 60.5 kg (133.4 lb). Material specified was aluminum alloy 7079. Fig. 15 Revised conventional wing fold hinge rib forging, with straight parting line...
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Published: 01 January 2005
Fig. 14 Aluminum alloy doubler forging for wing skin pylon support that was designed as (a) a blocker-type forging and as (b) a conventional forging, with alterations in corner and fillet radii to adapt it to the forging process. See Example 3 . Dimensions in figure given in inches More
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003455
EISBN: 978-1-62708-195-5
..., engine mounts, control surface mounting brackets, wing-to-fuselage junction, and so on. Such a policy of avoiding triaxial or interlaminar loads on composite structures makes even more sense today, because the resin matrix is far weaker compared to graphite fibers, for example, than the cellulose...
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
... to a risk probability with associated inspectability and maintenance program, as well as to determine loads and design a part accordingly. One example of such a design process was that for Aerospatiale's ATR72 outer wing, certified in 1989 ( Ref 2 ). The field of reliability engineering has developed...
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
..., such as stringers, ribs, C-channels, I-beams, and so on, or stacked onto a contour skin tool to form a contour skin panel. The formed structural parts or skin panels are cured either as a separate structural part or skin panel, or assembled together and co-cured/co-bonded as a contoured skin panel with structural...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004040
EISBN: 978-1-62708-185-6
... of Conventional Forging with Heavy Ribs and Deep Cavities When a hand-forged billet for prototypes was replaced by a conventional closed-die forging in the manufacture of the 7075 aluminum alloy wing fitting shown in Fig. 7 , the principal design objectives were to secure heavy ribs and deep cavities...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009021
EISBN: 978-1-62708-187-0
..., in the turbine bearing housing shown in Fig. 5 (a green sand casting made of alloy steel), eight posts, each incorporating a stiffening rib, connect the top and bottom portions. It was calculated that a rib thickness of 0.100 in. would be adequate to meet strength requirements. However, ribs of this thickness...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004039
EISBN: 978-1-62708-185-6
... Abstract The distinction between an unconfined web and a confined web describes the relative ease of flow of metal to flash during forging. This article describes the various types of unconfined and confined web-and-rib combinations encountered in the design of forgings. It informs...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003425
EISBN: 978-1-62708-195-5
..., pseudothermoplastic Fig. 6 Wing rib production cost comparison Press During the press forming process ( Fig. 7 ), flat stacked TP prepreg is heated to above melt temperature (340 to 430 °C, or 645 to 805 °F) in an oven, rapidly (within 1 to 10 s) shuttled to a forming die, pressed to shape...
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Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006740
EISBN: 978-1-62708-210-5
... corrosion cracking in aerospace applications such as wing-box ribs and spars; fuselage primary structural elements such as frames, bulkheads, windshield surrounds; and structural components in landing-gear bays. Plate product has excellent flatness, consistency, and low residual stress that facilitate...