1-20 of 299 Search Results for

metal flow geometry

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
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
... good casting design is how to choose a suitable geometry. There are six parameters (based on physics) that underlie cost-effective casting design. Four are based on casting properties: Liquid metal fluid life Solidification shrinkage type Slag/dross formation tendency Pouring...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005413
EISBN: 978-1-62708-196-2
..., stage IV work hardening, and the various classes of single-phase alloys. internal-state variable modeling plastic flow stress-strain behavior polycrystal modeling face-centered cubic metals strain rate diffusion hexagonal metals work hardening IF AN ABSOLUTELY PERFECT SINGLE CRYSTAL...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004014
EISBN: 978-1-62708-185-6
... tubular component nickel-base super alloy optimal performance titanium alloy FLOW FORMING is an advanced, often net-shape, hot and cold metal-working process for manufacturing seamless, dimensionally precise tubular and other rotationally symmetric products. The process involves applying...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005426
EISBN: 978-1-62708-196-2
... generation with complex geometries. It discusses the four-step procedures used in the CFD process for engineering design: geometry acquisition, grid generation and problem specification, flow solution, and post-processing and synthesis. The article also provides information on the engineering applications of...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005261
EISBN: 978-1-62708-187-0
..., access to the mold is restricted. The mold cannot be seen during the mold-closed phases of the casting cycle. In order to detect if there is a die spill (metal that flows between the parting line of the die halves and onto the casting machine base), the operator must rely on a spill detection wire to...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005670
EISBN: 978-1-62708-198-6
... Abstract This article focuses on the use of noble and precious metals for biomedical applications. The noble metals include gold, platinum, palladium, ruthenium, rhodium, iridium, and osmium. The physical and mechanical properties of the noble and precious metals are presented in tables. A...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006478
EISBN: 978-1-62708-190-0
... acoustic transducer, radiography, thermography, and low-frequency vibration methods. The article also provides information on NDE methods commonly used for metal-matrix composites. acoustic emission computed tomography digital radiography eddy-current electromagnetic acoustic transducer fiber...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005186
EISBN: 978-1-62708-187-0
... apply this technology to aluminum foundries in the mid-1980s. Digital codes are developed to simulate solidification and fluid flow analysis. Ultrasonic verification of ductile iron nodularity is developed. Metal casting facilities examine new beneficial reuse routes for spent foundry sand, leading to...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003163
EISBN: 978-1-62708-199-3
... Abstract Metal-matrix composites (MMCs) are a class of materials with potential for a wide variety of structural and thermal applications. This article discusses the mechanical properties of MMCs, namely aluminum-matrix composites, titanium-matrix composites, magnesium-matrix composites, copper...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004010
EISBN: 978-1-62708-185-6
.... Typically, roll forming is used as an alternative to forging or ring rolling. Roll forming technology has been practiced in a variety of forms, including metal spinning, axial roll forming, and shear forming ( Ref 1 , Ref 2 , Ref 3 , Ref 4 , Ref 5 , Ref 6 , Ref 7 , Ref 8 , Ref 9 , Ref 10 , Ref 11...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005401
EISBN: 978-1-62708-196-2
... performance (e.g., strength, elastic modulus, ductility, fracture toughness) of metallic materials. Crystallographic texture, or simply texture for succinctness, may arise as a result of large-strain deformation, dynamic/static recrystallization, grain growth, or phase transformation ( Ref 1 ). A second form...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003829
EISBN: 978-1-62708-183-2
... Abstract This article characterizes the corrosion resistance of precious metals, namely, ruthenium, rhodium, palladium, silver, osmium, iridium, platinum, and gold. It provides a discussion on the general fabricability; atomic, structural, physical, and mechanical properties; oxidation and...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006286
EISBN: 978-1-62708-169-6
... temperature), the quench severity—or the ability to extract heat from hot metals—is approximately four times as high for titanium as that accepted for steel, under conditions of moderate circulation or agitation. Table 5 ( Ref 26 ) shows the comparison. The thermal gradient near the quenching end is much...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003120
EISBN: 978-1-62708-199-3
...” complete with pourcup, sprue, risers, and so forth to channel metal from the pourcup into the part geometry. The resulting tree is invested with ceramic of various sizes by dipping the assembled tree into a slurry, applying ceramic granules, and then drying the assembly under controlled conditions. The...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009005
EISBN: 978-1-62708-185-6
...-based approaches. In open-die forging, metal-flow patterns and stress states are not highly complex, and forgeability is determined primarily by material structure and properties and process conditions and only secondarily by die geometry. Material-structure variables include grain...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005234
EISBN: 978-1-62708-187-0
... Abstract This article examines critical features of four key areas of modeling transport phenomena associated with casting processes. These include heat and species transport in a metal alloy, flow of the liquid metal, tracking of the free metal-gas surface, and inducement of metal flow via...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004020
EISBN: 978-1-62708-185-6
...-rate sensitivity of the flow stress. For most metals at room temperature, the magnitude of m is quite low (between 0 and 0.03). If the flow stresses, σ 2 and σ 1 , at two strain rates, ε 2 and ε 1 , are compared at the same strain: (Eq 2) σ 2 σ 1 = ( ε ˙ 2 ε...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004013
EISBN: 978-1-62708-185-6
..., billet configurations, and metal flow modes of coextrusion. It presents the analytical studies of coextrusion: deformation energy methods, lower-bound (slab) analyses, upper-bound analyses, and finite-element analyses. These studies are used to identify the regime of material properties and process...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009015
EISBN: 978-1-62708-187-0
... requirement is the molding material must be able to withstand the erosion action of the molten metal as it flows through the gating system and the part geometry without deteriorating or losing its shape. Any portion of the molding media that may break away could be washed up in the molten metal, and end up as...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009011
EISBN: 978-1-62708-185-6
... accommodate the specimen geometry, test material, and test temperature. For typical specimen geometries, torque cells with ratings of 0 to 565 N · m (415 lbf · ft) are sufficient. When testing is carried out on very soft metals or on most metals at hot working temperatures (at which the flow stress is very...