1-20 of 240 Search Results for

ribs

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
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
... Abstract Ribs and bosses are the integral functional elements or features of a forging that project outward from a web in a direction parallel to the ram stroke. This article describes the design, functions, and producibility of ribs and bosses. It relates their design to grain flow...
Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002141
EISBN: 978-1-62708-188-7
... describes the five basic methods employed for cylindrical thread grinding, namely, single-rib wheel traverse grinding, multirib wheel traverse grinding, multirib wheel plunge grinding, multirib wheel skip-rib, or alternate-rib, grinding, and multirib wheel three-rib grinding. It also provides an overview of...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004033
EISBN: 978-1-62708-185-6
... Table 1 Summary of data from actual hammer and press forgings, relating to the design (size) of horizontal corners and fillets (ribs with full-rounded tops) Rib Fillet Web Net-forged (nf); machined (md) Height, h, in. Corner R c , in. Width w, in. h : w ratio Draft angle...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009018
EISBN: 978-1-62708-187-0
... Abstract This article begins with a schematic illustration of basic principles of sand molding. It discusses the general design factors, such as parting lines, location of radii, bosses and undercuts, and rib locations, of sand molding. The article schematically demonstrates alternative design...
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
... transverse distance to rib height, W : h (see Fig. 6b ) Limits suggested by two users and one producer. Rib height ( h ), in. Minimum web thickness, in inches, for W : h ratio of 1:1 2:1 3:1 4:1 5:1 6:1 7:1 8:1 9:1 10:1 Aluminum alloys (a) (b) ; conventional forgings 0.38...
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
... Fig. 6 Components and procedures employed in reverse extruding a cylinder blank Fig. 1 Two conventional forgings that include shallow rib-to-web enclosures. See text for details. Dimensions given in inches Fig. 2 Original and revised versions of forgings used in the...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005101
EISBN: 978-1-62708-186-3
... their general geometric features. These operations include hole making, flanging, bead and rib forming, and stretching and drawing for shallow or deep recesses. The article illustrates the general approach to design for sheet forming and the considerations that must be made for material savings and...
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. This...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002494
EISBN: 978-1-62708-194-8
... design limitations for selected surface-preparation processes Process Design limitations Blasting/deburring Avoid recesses, holes, channels, and similar features (such as closely spaced ribs) that could trap blasting media Avoid thin cross sections (such as fins, louvers, walls) that could...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001244
EISBN: 978-1-62708-170-2
... satisfactorily; should be avoided. Shallow, rounded grooves are better. Fins. Increase plating time and costs for attaining a specified minimum thickness and reduce the durability of the plated part. Ribs. Narrow ribs with sharp angles usually reduce platability; wide ribs with rounded...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003022
EISBN: 978-1-62708-200-6
... molds and parts should provide for walls of uniform and adequate thickness and for generous contours; provisions should also be made for racking the part during plating. Other specific design considerations include the following: Many small, thin ribs are better than a few large, thick ribs, which...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009023
EISBN: 978-1-62708-187-0
... common feed source and must be risered independently. This casting was designed with close tolerances, for aircraft use. Requirements for sound metal and minimum weight necessitated the use of individual risers for all heavy sections, rather than the addition of padding to the ribs or walls, to permit...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003687
EISBN: 978-1-62708-182-5
...: Ref 10 Distribution of the deposit will vary slightly as a function of bath type, additives, current density, and temperature. The coating is preferentially deposited at protuberances, sharp corners, edges, fins, and ribs on the component being plated; to avoid coating buildup, these areas...
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
... ribs were designed to a thickness of 0.12 ± 0.01 in. A substantial number of these casting were produced, with rejections from misruns or cold shuts held to acceptable limits. This degree of success indicated that the wall thicknesses chosen for the configuration did not, in fact, exceed process...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009022
EISBN: 978-1-62708-187-0
... the design, or ribs or webs may be added to provide feed paths. The function of ribs or of sections of walls that have been enlarged in providing flow and feed paths for the molten metal as it fills the mold and cools is shown schematically in Fig. 1 . In pouring a flat plate, Fig. 1(a) , the...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006493
EISBN: 978-1-62708-207-5
... can be obtained. Guidelines are discussed regarding the effects of parting line on the grain flow, taper (draft) angles, fillet and corner radii, rib heights, and rib and web thicknesses. References 1. Kuhn H.A. , Designing for Aluminum Forging , Handbook...
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
... forging, and no-draft forging. Dimensions given in inches. Fig. 13 Use of tilting to eliminate draft. The aluminum alloy sponson attachment forging was originally forged with 7° draft (a); tilting made it possible to forge the high, thin rib above the trough without applied draft. See text for...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009025
EISBN: 978-1-62708-187-0
... the tensile strength of the cast metal. An example is the sand cast hub shown in Fig. 4 . Although this casting was produced from malleable iron, the problem and solution are applicable also to other metals. As it was originally designed, Fig. 4(a) , the six radial ribs froze before the adjoining...
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
... of these government-sponsored programs, the composite spoiler for the Boeing 737, was funded by the NASA Langley Research Center. Its design featured carbon-fiber-reinforced skins and end-closure ribs made of fiberglass. The other components of the spoiler, including the center hinge fitting, front...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009020
EISBN: 978-1-62708-187-0
... quality material is the key to improving strength. Adding more of the high-integrity skin (chill zone) is the best way to add strength. To add more of the high-integrity skin, the surface area of the component must be increased. This can be done efficiently by using ribs of a uniform wall thickness...