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low density/high-stiffness alloys

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Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003129
EISBN: 978-1-62708-199-3
...-performance P/M alloys, including corrosion-resistant alloys (stress-corrosion cracking), elevated-temperature alloys, and low density/high-stiffness alloys. chemical composition corrosion-resistant alloys elevated-temperature alloys high-performance aluminum alloy low density/high-stiffness alloys...
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006604
EISBN: 978-1-62708-210-5
... extrusions and 7xxx extrusions. aluminum alloy 2055 aluminum-copper-lithium alloys damage tolerance extrusions floor beams fuselage stringers low-density high-strength extrusion alloys Alloy 2055 is another Al-Cu-Li alloy ( Table 1 ) developed as a replacement for high-strength 7 xxx and 2...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003375
EISBN: 978-1-62708-195-5
... properties, good insulating properties, good formability Carbon: Good dimensional stability and retention, high-temperature property retention, high stiffness, very low coefficient of thermal expansion, tailorable thermal conductivity, relatively high shear modulus, very expensive Ceramic: Heat...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003140
EISBN: 978-1-62708-199-3
...Abstract Abstract Titanium and its alloys are used in various applications owing to its high strength, stiffness, good toughness, low density, and good corrosion resistance. This article discusses the applications of titanium and titanium alloys in gas turbine engine components, aerospace...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002452
EISBN: 978-1-62708-194-8
... Tungsten (W) alloys Zinc (Zn) alloys Beryllium (Be) Boron (B) Germanium (Ge) Silicon (Si) Engineering plastics (thermoplastics and thermosets) Epoxies (EP) Melamines (MEL) Polycarbonate (PC) Polyesters (PEST) High-density polyethylene (HDPE) Low-density polyethylene...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003358
EISBN: 978-1-62708-195-5
... properties in the fiber direction Highly anisotropic resultant properties Coarse … … Greatly affected by damage (fracture) during processing High cost Difficult to process Spheres and low-aspect-ratio shapes Fine (micron range) glass microspheres … … Greatly lowers density … Coarse...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003359
EISBN: 978-1-62708-195-5
... then consists of fine- grained β-SiC. Key properties are listed in Table 1 . These fibers are used principally to reinforce titanium alloys where the low density, high tensile strength, high stiffness, and elevated-temperature capability offer the potential of great weight savings in high-speed-rotating jet...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006093
EISBN: 978-1-62708-175-7
... The group of cellular metals (metal foams) offers properties including ( Ref 50 ) low density, high specific stiffness, very good ability to absorb energy during deformation, and good acoustic and vibration damping. In these respects, metal foams resemble the group of polymer foams. In general...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003166
EISBN: 978-1-62708-199-3
..., high-stiffness (modulus of ∼380 GPa, or 55 psi × 10 6 ) boring bars and tooling, kinetic-energy penetrators, gyroscope components, and vibration damping in disk-drive heads. These alloys are an ideal choice for applications requiring a combination of good machinability, high density, excellent thermal...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003480
EISBN: 978-1-62708-195-5
...% Extremely high strength and stiffness Reduced thermal stresses Increased reliability Simplified thermal design Potential elimination of heat pipes Low cost, net-shape fabrication processes Potential cost reductions Composites are in a state of continual development that undoubtedly...
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 years, confidence in using composite materials increased dramatically. This was also a period of great innovation in manufacturing, assembly, and repair method development. The advantages demonstrated by composites, in addition to high stiffness, high strength, and low density, include corrosion...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006495
EISBN: 978-1-62708-207-5
... applications of aluminum foams. Cellular metals, namely, metal foams, offer properties such as ( Ref 54 ): Low density High specific stiffness Very good ability to absorb energy during deformation Good acoustic and vibration damping In those aspects, metal foams resemble polymer foams...
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006594
EISBN: 978-1-62708-210-5
... registered Density, g/cm 3 (lb/in. 3 ) Low Cu, high Mg, high Li alloys 8090 1.0–1.6 0.6–1.3 2.2–2.7 Traditional, 1984 2.54 (0.092) 8091 1.6–2.2 0.50–1.2 2.4–2.8 Obsolete Medium Cu, high Mg, medium Li (1 obsolete alloy) 2091 1.8–2.5 1.1–1.9 1.9–2.6 Obsolete...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003163
EISBN: 978-1-62708-199-3
... mechanical stresses imposed on the electronic device during attachment and operation, high thermal conductivity for heat dissipation, high stiffness to minimize distortion, and low density for minimum weight. Compared with conventional aluminum alloys, composites having high loadings of SiC particles feature...
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
... and development activity was to obtain exceptional specific strength and stiffness for high-temperature applications in systems such as the National Aerospace Plane (NASP) in the United States and in advanced gas turbine engines. Candidate matrix alloys included α-titanium alloys, α+β- titanium alloys, β-titanium...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003037
EISBN: 978-1-62708-200-6
... to the honeycomb core, is shown in Fig. 1 . The sandwich construction is an extremely lightweight structure that exhibits high stiffness and strength-to-weight ratios. Fig. 1 Example of a bonded sandwich assembly In addition to use in sandwich panels, honeycomb is used for energy absorption, radio...
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006608
EISBN: 978-1-62708-210-5
.... With low density, high stiffness, very high strength, good damage tolerance, and good welding characteristics, this plate is attractive for use in weight critical applications. With 1% Li and 4% Cu, the density of alloy 2195 (2.7 g/cm 3 , or 0.097 lb/in. 3 ) is about the same as that of conventional alloys...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003484
EISBN: 978-1-62708-195-5
... springs. A high pushrod stiffness is required to control bending, a low mass is needed to reduce lofting, and good damping is essential to limiting vibration. A fiber-reinforced aluminum MMC is now used in pushrods for high-performance OHV racing engines. The 3M Corporation produces the material...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003005
EISBN: 978-1-62708-200-6
... (steels as well as cast irons) still make up more than 60% by weight of passenger cars. The principal disadvantage of ferrous alloys is relatively high density (∼7.8 g/cm 3 ), which contributes to a low strength-to-density ratio and precludes extensive use in aircraft/aerospace applications...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006258
EISBN: 978-1-62708-169-6
...Abstract Abstract Magnesium-matrix composites (MgMCs) are very promising as structural materials because of their low density, high specific strength, and excellent castability. This article provides information on the characteristics, mechanical properties, and applications of magnesium alloys...