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tangential rolling

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Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004012
EISBN: 978-1-62708-185-6
... Abstract Thread rolling is a cold-forming process for producing threads or other helical or annular forms by rolling the impression of hardened steel dies into the surface of a cylindrical or conical blank. Methods that use cylindrical dies are classified as radial infeed, tangential feed...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004009
EISBN: 978-1-62708-185-6
... zone gives the total roll-separating force per unit width in strip rolling. In addition, the total torque is given by: (Eq 12) T = ∫ 0 X D R d F where X D is the length of the deformation zone ( Fig. 6 ), R is roll radius, and F is the tangential force acting on the...
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
... the rolls during the forming process. The flow forming methods include staggered-roll flow forming process and in-line flow-forming process. Typical mechanical properties of flow-formed materials in various conditions are summarized in a table. Proper process controls and subsequent product...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005408
EISBN: 978-1-62708-196-2
... described. The article discusses the recrystallization behavior of alloy AA 3104 during the interstand times in between two consecutive hot rolling passes with the help of combined microstructure models. microstructure aluminum sheets deformation-texture evolution modeling Al-Mn-Mg alloys...
Book Chapter

By Peter J. Blau
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003242
EISBN: 978-1-62708-199-3
... case-by-case basis from an examination of both economic and technical issues. The three categories of contact depicted in Fig. 1 are tangential motion (sliding), impact, and rolling. There are a number of subcategories. Formal definitions for the important types of wear, such as those shown in...
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
... rolled or saddle-forged rings (see Examples 5 and 6 ). When saddle forging is used to produce symmetrical forgings, the forging process includes expanding in the tangential direction by working on a loose-fitting mandrel bar. Mandrel forgings to produce symmetrical, long, hollow forgings. The...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006789
EISBN: 978-1-62708-295-2
... damage of the worn products after the tribological process. Then, the article describes some examples of wear processes, considering possible transitions and/or interactions of the mechanism of fretting wear, rolling-sliding wear, abrasive wear, and solid-particle erosion wear. The role of tribological...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003053
EISBN: 978-1-62708-200-6
... pressing, cold isostatic pressing, slip casting, tape casting, roll compaction, extrusion, and injection molding. It describes the advantages, equipment and tooling, and material requirements of green machining, the machining of ceramics in an unfired state with the intent of producing parts as close to as...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005417
EISBN: 978-1-62708-196-2
... of the deformation during processing of metallic materials. This article examines traditional deformation processes and gives consideration to the effects introduced by scale factors when microforming. Whether it is modeling of turning or forging, deep drawing or rolling, in cold or hot conditions...
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
Book

Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.9781627081887
EISBN: 978-1-62708-188-7
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.9781627081979
EISBN: 978-1-62708-197-9
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006829
EISBN: 978-1-62708-295-2
... m ∗ ), using, for example, a hydraulic electromagnetic actuator. The latter alternated displacement results in a tangential force, Q (amplitude Q * ). The measured displacement, δ m , is obtained from an external extensometer (linear variable differential transformer, laser, etc.), while the...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003097
EISBN: 978-1-62708-199-3
... requirements of the finished part ( Fig. 1 ). Finally, forgings are classified in terms of the forging equipment required for their manufacture: for example, hammer upset forgings, ring-rolled forgings and multiple-ram press forgings (see the Section “Forging” in this Handbook for more detailed information on...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001239
EISBN: 978-1-62708-170-2
... particles in a liquid vehicle between the specimen and a hard metallic block (lapping) or a soft, flexible pad (polishing). While the block is loaded against the workpiece (specimen) either hydraulically or mechanically, the abrasive particles roll or slide across the specimen so that the wear process is...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003983
EISBN: 978-1-62708-185-6
... and H13 are frequently used for hot swaging. Shock-resistant grades of carbide are used for high-production applications. However, the greater density of carbide may lead to increased backer and roll wear. Swaging machines may require auxiliary tools for guiding and feeding the...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005940
EISBN: 978-1-62708-166-5
... microsegregations, which are considerably affected by the solidification conditions. The cast blooms that were produced on a bow-type continuous casting machine were reverse hot rolled at the first two roller stands of a rolling mill with a starting temperature of approximately 1250 °C (2280 °F). Then the blooms...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000605
EISBN: 978-1-62708-181-8
... to 68:1). The ingots were rolled to 19- and 16-mm ( 3 4 - and 5 8 -in.) plate at 1175 °C (2150 °F). The specimens shown in Fig. 109 were machined, placed within a silica sleeve in a Gleeble test unit, and remelted in the central region of the gage length. They were then...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005238
EISBN: 978-1-62708-187-0
... have been developed, including the augmented Lagrangian method ( Ref 56 ). More complex and computationally expensive methods, such as the use of Lagrange multipliers may also be used ( Ref 57 ). The possible tangential friction effects between part and mold can be taken into account by a friction...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006467
EISBN: 978-1-62708-190-0
..., imperfections, faults, or other conditions that may nullify acceptability of the material. The term also encompasses such terms as pipe, porosity, laminations, slivers, scabs, pits, embedded scale, cracks, seams, laps , and chevrons , as well as blisters and slag inclusions in hot rolled products. For...