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incremental forging

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Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003971
EISBN: 978-1-62708-185-6
... extrusion, incremental forging, and microforming. The article describes the thermomechanical processing of nickel- and titanium-base alloys and concludes with information on the advancements in process simulation. accuracy incremental forging metal forming metal products metal working...
Image
Published: 01 December 2009
Fig. 11 Experimental and upper bound elemental technique (UBET) results for flow and strain predictions for a rig-web type of axisymmetric forging for various web radii and flash thicknesses (left), and validation of the UBET incremental model with forging load as a function of die closure More
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005456
EISBN: 978-1-62708-196-2
...), and validation of the UBET incremental model with forging load as a function of die closure using the iterative UBET solver (right). Note the relatively small use of computational resources for the UBET simulation. Source: Ref 51 Example 9: Glass Lubrication in Hot Extrusion Glass lubrication plays...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003981
EISBN: 978-1-62708-185-6
... to those employed in rolling mills to reduce billets to bars. However, a shape change across the width and/or along the circumference of the roll makes this process especially attractive for certain applications. Roll forging essentially combines the advantages of rolling and incremental forging in one...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001032
EISBN: 978-1-62708-161-0
... in increments in order to provide good lubrication and to maintain the proper b / t ratio. Because of its geometry, this test is more applicable to rolling operations than to forging. Partial-Width Indentation Test The partial-width indentation test is similar to the plane-strain compression test...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003996
EISBN: 978-1-62708-185-6
..., usually at an angle to the other die, leading to the incremental deformation of the workpiece between the moving and stationary die. Orbital forging is used to produce parts with surfaces of revolution (such as impellers and discs) with both hot and cold forging processes for aluminum alloys. Orbital...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005431
EISBN: 978-1-62708-196-2
... increments are in proportion to each other just as are the tensor components for deviatoric stress. It is based on the second tensor invariant of the deviatoric stresses (that is, of the total stresses minus those of a hydrostatic state with pressure equal to the average normal stress over all planes) ( Ref...
Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003978
EISBN: 978-1-62708-185-6
... Abstract Open-die forging can be distinguished from most other types of deformation processes in that it provides discontinuous material flow as opposed to continuous flow. This article describes the equipment and auxiliary tools used in open-die forging. It discusses the production...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005461
EISBN: 978-1-62708-196-2
... to avoid fracture. Fig. 1 Sketches of processing defects form a basis for early models. (a) Forging or compression test specimen. (b) Extrusion. (c) Drawing. (d) Forging with no horizontal constraint at die surface Source: Ref 1 Physical Modeling Physical modeling of processes, using...
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
... press forging in which one or both of the dies is caused to rotate, usually at an angle to the other die, leading to the incremental deformation of the workpiece between the moving and stationary die. Orbital forging is used to produce parts with surfaces of revolution (such as impellers and discs...
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
... compares the resulting properties of roll formed and conventionally forged components. aluminum alloy macrostructures microstructures nickel alloy stress rupture tensile strength titanium alloy ROLL FORMING is employed where improvements in net-shape forming capability can be generated...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003989
EISBN: 978-1-62708-185-6
... for forging directly from the furnace, the accessibility of the base makes it well suited for setting up batches of material for heating or homogenization. A walking-beam furnace is a box furnace equipped with a conveyor system that moves the material incrementally through the furnace. Some designs include...
Book Chapter

By Robert Bolin
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003982
EISBN: 978-1-62708-185-6
... related process axial closed-die forming is an incremental forming process that exerts force on one part of the overall forging in an effort to form a better part at lower tonnages than alternative processes. Due to the unique nature of this incremental forming process, larger, more complex parts can...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005169
EISBN: 978-1-62708-186-3
... initial cross-sectional area CNC College International pour l Etude e_ ALPID arti cial intelligence COE e1 strain; natural log base, American Iron and Steel Institute Scienti que des Techniques de e2 AMS Analysis of Large Plastic Cp Production Mecanique E 2.71828 cpm centimeter ANSI Incremental...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004024
EISBN: 978-1-62708-185-6
... Abstract This article describes two rapid tooling technologies, namely, direct rapid tooling and indirect rapid tooling, for forging-die applications. Commonly used direct rapid tooling technologies include selective laser sintering, three-dimensional printing, and laser-engineered net shape...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003991
EISBN: 978-1-62708-185-6
... Abstract This article focuses on the forging behavior and practices of carbon and alloy steels. It presents general guidelines for forging in terms of practices, steel selection, forgeability and mechanical properties, heat treatments of steel forgings, die design features, and machining...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004017
EISBN: 978-1-62708-185-6
... be shaped through plastic deformation. This article restricts its consideration to the shaping of materials by such bulk deformation processes as forging, extrusion, and rolling. The evaluation of workability of a material involves both the measurement of the resistance to deformation (strength...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001021
EISBN: 978-1-62708-161-0
... Abstract Forgings are classified in various ways, beginning with the general classifications open die and closed die. They are also classified according to how they are made; such as hammer upset forgings, ring-rolled forgings, and multiple-ram press forgings; and in terms of the close...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004000
EISBN: 978-1-62708-185-6
... and ductility combinations and optimal high- or low-cycle fatigue properties. With conventional, α-β forging, the effects of working on the microstructure, particularly α distribution and morphology changes, are accumulative. Therefore, each successive α-β working operation adds incrementally...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.9781627081863
EISBN: 978-1-62708-186-3