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Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500249
EISBN: 978-1-62708-317-1
... Abstract Sheet metal spinning is a forming technique that produces axially symmetric hollow bodies with nearly any contour. It is often used in combination with flow forming and shear spinning to manufacture a wide range of complex parts. This chapter describes the operating principles, stress...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740163
EISBN: 978-1-62708-308-9
... Abstract This chapter describes sheet metal forming operations, including cutting, blanking, piercing, and bending as well as deep drawing, spinning, press-brake and stretch forming, fluid forming, and drop hammer and electromagnetic forming. It also discusses the selection and use of die...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400005
EISBN: 978-1-62708-316-4
... of the process and a bullet-point list identifying relevant equipment, materials, variations, and applications. The chapter also discusses critical process variables, interactions, and components and the classification of sheet metal parts based on geometry. bending blank preparation deep drawing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480243
EISBN: 978-1-62708-318-8
... to achieve a desired radius. Spinning and Shear Forming Spinning and shear forming are processes for shaping sheet metal into seamless hollow parts using pressure on a rotating workpiece. Spinning involves only minor thickness changes in the sheet metal, whereas shear forming is an extension...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
... machining (EDM) NA A A A A A LC LC LC A LC Wire EDM NA A A A A A LC LC LC A LC Sheet metal forming NA A A A A A LC LC LC LC NA Metal spinning NA A LC A A A A LC LC LC LC (a) NA, not applicable; A, applicable and routinely done; LC, less common...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390389
EISBN: 978-1-62708-459-8
... lubrication punch wear shearing sheet forming sheet metal lubricants spinning springback stretching wrinkling In Chapter 6 it was stated that by far the largest quantity of all metals (typically some 70 to 80%) is rolled into sheet and plate. Heavy plate is directly used after various...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280091
EISBN: 978-1-62708-267-9
... fabricated to unique shapes. In the early days, superalloys, based on the cast cobalt dental alloy Vitallium, became the materials of choice for gas turbine engine airfoils. Some cobalt-base and nickel-base alloys became available as sheet to operate at temperatures then in effect. Gas turbines were...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340395
EISBN: 978-1-62708-427-7
... that approximately 60% of all cookware sold in the United States was produced from aluminum ( Ref 17.3 ). Forming Forming is simple for pizza pans and shallow frying pans. For saucepans, drawing may be required. Larger, deeper pots may require metal spinning , a forming process in which circles, typically O...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730051
EISBN: 978-1-62708-283-9
... temperature ). Ferromagnetic elements and Curie temperatures Table 5.1 Ferromagnetic elements and Curie temperatures Metal Curie temperature, °C (°F) Iron 1044 (1910) Cobalt 1121 (2050) Nickel 358 (675) Gadolinium 16 (60) Terbium –40 (–40) Dysprosium –181 (–295...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... forming is completed, is needed only when forming relatively thick sheet metal or in severe forming. For some finish-formed parts, stress relieving has proved an effective means of counteracting “oil canning” or excessive warpage. When stress relieving is used, regardless of whether it is an intermediate...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550193
EISBN: 978-1-62708-307-2
... joined by brazing. Fusion welding is not advisable in most situations, although beryllium can be fusion welded with aluminum filler metals with extreme care. Beryllium can be extruded into bar, rod, and tubing or rolled into sheet. The surface of beryllium can be polished to a very reflective mirror...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500273
EISBN: 978-1-62708-317-1
... with stretch forming ( Ref 13.18 ), as discussed in section 13.6, “Hybrid Process Variations,” in this chapter. 13.4 Multistage Forming Strategies The process limits of ISF have motivated research into multistage forming strategies. Inspired by the forming strategies used in sheet metal spinning...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340001
EISBN: 978-1-62708-427-7
... with casthouse to supply metal to a hot and cold rolling complex capable of producing nearly 1 billion pounds of sheet per year. Warrick was designed for one purpose only: to produce can body and end stock at the lowest possible cost, even though the can market was in its infancy. Postwar Growth of Alcan...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730081
EISBN: 978-1-62708-283-9
..., and the strain rate to produce 10% deformation over 750 years correspond to a viscosity less than could reasonably be expected by extrapolation to 20 °C (70 °F). The true explanation is that the glass varied in thickness when it was installed. Until the 19th century, sheets of glass were made by spinning hot...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.9781627082839
EISBN: 978-1-62708-283-9
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290207
EISBN: 978-1-62708-306-5
... material is soft enough to be cut or formed. Similar screws for wood are both self-drilling and self-tapping so that even a pilot hole is not necessary. Self-tapping screws are widely used in the assembly of sheet-metal components in which the thread-cutting action results in a good fit and is resistant...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340165
EISBN: 978-1-62708-427-7
... the metal into a closed die to form the depth of the wheel rim. At this stage, the forging looks like a big cup with a thick bottom. (Alternatively, the rim of the wheel could be formed by spinning to form the rim.) The forged pieces are loaded into baskets and passed through a continuous heat-treatment...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310173
EISBN: 978-1-62708-286-0
... 0 +  2 r 45 + r 90 4 where R is the average strain ratio, r 0 is the strain ratio in the longitudinal direction, r 45 is the strain ratio measured at 45° to the rolling direction (of the sheet metal-forming operation), and r 90 is the strain ratio...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340413
EISBN: 978-1-62708-427-7
... to a concrete base or connected to a light metal frame that can be moved as needed ALUMINUM, in the same way that it helped transform architecture and household life, its replacement of other metals created more efficient durable products for the power grid and transportation infrastructure. The impact...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340211
EISBN: 978-1-62708-427-7
.... The customer, most of all, wants to put an aluminum coil or pallet of cut sheets on the fabrication line and run it at top speed without interruption or adjustments. Although the aluminum base metal price is important, forming can also be a major part of the manufacturing cost. Forming of aluminum requires...