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flat-die rolling

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Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002142
EISBN: 978-1-62708-188-7
...Abstract Abstract This article discusses the three characteristics that are important in evaluating and selecting metals for thread rolling, namely, rollability, flaking, and seaming. It reviews the capabilities and limitations of flat-die rolling, radial-infeed rolling, tangential rolling...
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
... deformation die forging macrosegregation material flow open-die forging steel tolerances OPEN-DIE FORGING, also referred to as hand, smith, hammer, and flat-die forging, can be distinguished from most other types of deformation processes in that it provides discontinuous material flow as opposed...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001077
EISBN: 978-1-62708-162-7
..., including pressure die castings, and gravity castings. It details the wrought products of zinc and zinc alloys, including flat-rolled products, wire-drawn products, extruded products, and forged products. The article also describes various properties of zinc alloys, including mechanical, thermal, electrical...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003144
EISBN: 978-1-62708-199-3
... as well as the three main types of wrought products: flat-rolled products, wire-drawn products, and extruded and forged products. The article also provides a section on the corrosion resistance of zinc and zinc coatings in various atmospheres. corrosion resistance galvanizing iron and steel...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005542
EISBN: 978-1-62708-197-9
...Abstract Abstract This article is a comprehensive collection of tables containing formulas for metals processing, namely, casting and solidification, flat (sheet) rolling, conical-die extrusion, wire drawing, bending, and deep drawing. Formulas for compression, tension, and torsion testing...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005181
EISBN: 978-1-62708-186-3
... anisotropic yield function Yld2000-2d for plane-stress deformation of sheet material. It also contains formulas related to flat (sheet) rolling, conical-die extrusion, wire drawing, bending, and deep drawing of cups from sheet metal. arbitrary coordinates Barlat's anisotropic yield function...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004030
EISBN: 978-1-62708-185-6
.... The article also provides formulas for flat rolling, conical-die extrusion, wire drawing, deep drawing of cups from sheet metal, and bending, and formulas for anisotropic sheet materials. bending conical-die extrusion deep drawing flat rolling sheet metal forming strain strain rate stress...
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
... as between thread rolling and grinding. continuous rolling cutting cylindrical dies die life flaking flat-die rolling grinding internal thread rolling planetary thread rolling radial-infeed rolling rollability seaming tangential rolling thread rolling through-feed rolling warm rolling...
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
... through which the workpiece is passed sequentially to forge the desired shape. The roll dies are of three types: flat back, semicylindrical, and fully cylindrical ( Fig. 6 ) and are selected according to the design and manufacturer of the machine. Fig. 5 Roll die with two impressions Fig. 6...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003015
EISBN: 978-1-62708-200-6
.... For most profiles, opposing caterpillar belts are located at some distance from the die. For pipe or other round sections, opposing rubber tires or rolls are used, while for sheet and other flat sections, flat rubber rolls up to 3 m (10 ft) or more in width are used. The space between the die...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005119
EISBN: 978-1-62708-186-3
...-oriented steels. Cutting across the rolling direction results in a clean break, but the edges are smeared when cutting is parallel with the rolling direction. Therefore, punch-to-die clearance is more critical on the sides parallel with the rolling direction. Camber and Flatness Camber in electrical...
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
... method, and the predicted results for the relative stress and relative die length between the various segments for the various area ratios of the profile. Source: Ref 36 Example 7: Rolling and Ring Rolling While there are any applications of UBM to plane-strain flat rolling, including slabs...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005134
EISBN: 978-1-62708-186-3
... in the bending of bars is described in the following example. Fig. 14 Bending with rotary motion in a shaper Example 5: Shaper versus Press for the Bending of J-bolts Originally, J-bolts were press bent cold in a die from sheared lengths of 13 mm ( 1 2 in.) diameter hot-rolled merchant...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003177
EISBN: 978-1-62708-199-3
... High-production X X X X X X X X X X X X X X Dieing machine X X X X X X X X X X Transfer X X X X X X X X X X X X X X X Flat-edge trimming X X X X X X X X...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005162
EISBN: 978-1-62708-186-3
... presses the workpiece into a die) is widely used and is often the most effective method when production quantities are large and workpieces are relatively small. In some applications, however, other forming methods may be desirable or needed. For example, the production of hollow shells from flat blanks...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005136
EISBN: 978-1-62708-186-3
... of roll straightening, square, flat, hexagonal, and other flat-sided bars are continuously passed between sets of parallel-axis rolls ( Fig. 10 , 11 ). Uniform bends are introduced such that the bar is straight when it leaves the rolls. By varying the distance between roll centers and the amount...
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005142
EISBN: 978-1-62708-186-3
... in.) and 559 by 355 mm (22 by 14 in.), at thicknesses of 1.4 and 1.88 mm (0.055 and 0.074 in.), respectively, from cross-rolled beryllium powder sheet. The flat beryllium sheet was heated to approximately 427 °C (800 °F), placed on a stainless steel sheet somewhat longer than the beryllium, and manually rolled...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003183
EISBN: 978-1-62708-199-3
... section of the part because it is easier to spread metal by forging action than to force it into deep die impressions. If the largest cross section coincides with a flat side of a forging, the parting line could be located along the edges of the flat section, thus placing the entire impression in one die...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005178
EISBN: 978-1-62708-186-3
... opposed cutting surfaces that closely pass by one another—as in, for example, a pair of scissors or a typical mechanically driven universal shear. Nondistorted cuts are possible only where both the upper blade and lower die match the contour of the bar. For example, flat bars are cut free of distortion...
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005177
EISBN: 978-1-62708-186-3
... bend it. Fig. 5 Wiping dies. (a) Die set for flanging with spring-loaded pressure pad to hold material flat during forming. (b) Die for wiping radius Special Dies and Punches Dies that combine two or more operations to increase productivity in press-brake forming are generally more...