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press straightening

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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003177
EISBN: 978-1-62708-199-3
... forming, drawing of irregular-shape parts, straightening, operations requiring high and variable forces, and operations requiring variable or partial strokes In most mechanical presses, a flywheel is the major source of energy applied to the slides by cranks, gears, eccentrics, or linkages...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003178
EISBN: 978-1-62708-199-3
... B, and force at C on the convex side causes straightening. (a) Manual straightening with a grooved block. (b) Straightening in a press. (c) Simplest form of rotary straightening. (d) Two-roll straightening. (e) Five-roll straightening. (f 1 and f 2 ) Two arrangements of rolls for six-roll...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004006
EISBN: 978-1-62708-185-6
... extrusion. The article illustrates the significance of extrusion speeds and temperatures in hot extrusion. It describes the basic types of presses used in the hot extrusion of metals. The article provides information on the characterization of extruded shapes and explains the operating parameters, including...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003181
EISBN: 978-1-62708-199-3
... Abstract This article provides a detailed account on forming operations (blanking, piercing, press-brake forming, contour rolling, deep drawing, cold forming, and hot forming) of various nonferrous metals, including aluminum alloys, beryllium, copper and its alloys, magnesium alloys, nickel...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003988
EISBN: 978-1-62708-185-6
... Abstract Powder forging is an extension of the conventional press and sinter powder metallurgy process, which is recognized as an effective technology for producing a variety of parts to net or near-net shape. This article focuses on the material considerations, such as powder characteristics...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003113
EISBN: 978-1-62708-199-3
... 1565 227 1425 207 13.6 42.3 16.3 12.0 487 565 82 0.36 Re-press 0.24 210 1495 217 1325 192 11.0 34.3 12.9 9.5 479 550 80 0.37 Upset (a) 0.22 90 1455 211 1275 185 14.8 46.4 22.2 16.4 473 550 80 0.38 Re-press (a) 0.25 100 1455 211 1280 186 12.5...
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
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006285
EISBN: 978-1-62708-169-6
..., 6463, and 7005, and no separate solution heat treating operation is needed. For steels, hot forming and quenching is a traditional way to achieve the highest strength by martensitic transformation. The same is applicable for aluminum alloys; hot press forming with subsequent quenching can ieve a...
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
... alloy forgings are often straightened between solution treatment and quench and artificial aging. Straightening is typically accomplished cold using either hand (frequently press assisted) or die straightening techniques. Many aluminum alloy open- and closed-die forgings in the 2 xxx and 7 xxx...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006288
EISBN: 978-1-62708-169-6
... 175 (k) 350 (k) 8 T62 6951 Sheet 530 985 T4 160 320 18 T6 T42 160 320 18 T62 (a) By suitable control of extrusion temperature, product may be quenched directly from extrusion press to provide specified properties for this temper. Some products may be adequately quenched...
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
... screw press or other rapid-strain-rate forging equipment, the highly β-stabilized alloy Ti-13V-11Cr-3Al has the highest flow stress even at a temperature well above the β t of the alloy. Thus, for deformations at rapid strain rates, very highly alloyed titanium alloys, whether α alloys, β alloys, or α...
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
... shearing, trimming, straightening, and bending, a vertical side press can be built into the main housing. Both of these auxiliary presses are of the simple eccentric type, driven from a roll shaft. When roll forging is used to preform stock prior to completing in dies, the machine is usually stopped...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005220
EISBN: 978-1-62708-187-0
... bifilms occur mainly during turbulence involved in the pouring of liquid metals, they similarly can be avoided by avoiding turbulence. Although the effects of bifilms can be reduced (but often not eliminated) by expensive postcasting operations such as hot isostatic pressing or working, the major future...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003237
EISBN: 978-1-62708-199-3
... bonding, and forming operations, such as shaft straightening and punch press operations. In general, AE inspection can be considered whenever the process stresses the material and produces permanent deformation. In structural testing, AE inspection is used on pressure vessels, storage tanks, pipelines...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004008
EISBN: 978-1-62708-185-6
... parts with good dimensional accuracy while maintaining or improving concentricity. A very common application of tandem drawing is the production of beverage cans from steel or aluminum. The principle of a can ironing press is illustrated in Fig. 13 The press is horizontal, and the ram has a...
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
Book Chapter

By Ted Kostilnik
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001235
EISBN: 978-1-62708-170-2
... precision collets and large aluminum tubes that were preformed in halves in a press brake and peened to the desired diameter. Straightening and correcting of distortion by peening have been used in salvaging parts. For example, large ring gears, 915 mm (36 in.) outside diameter by 19 mm ( 3 4 in...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006274
EISBN: 978-1-62708-169-6
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005337
EISBN: 978-1-62708-187-0
... product applications of titanium alloy castings. The tensile properties, standard industry specifications, and chemical compositions of various titanium alloy castings are tabulated. titanium alloy castings titanium casting chemical composition corrosion resistance hot isostatic pressing...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003980
EISBN: 978-1-62708-185-6
... may also be done using solid dies in more traditional forging presses or in electric upset machines that are designed to heat the bar end as part of the upsetting operation. Electric upsetting is covered in more detail in a later section of this article...