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Image
Published: 30 September 2015
Fig. 3 Flow chart of powder rolling as a continuous process: 1, powder rolling mill; 2, sintering furnace; 3, cold rolling; 4, annealing furnace; 5, coiling ( Ref 2 ) More
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
... rolling, planetary thread rolling, continuous rolling, and internal thread rolling, as well as the rolling machines and dies used. The article describes the factors affecting die life and provides information on radial die load, seam formation, surface finish, and thread dimensions that are affected...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005994
EISBN: 978-1-62708-168-9
..., in continuous rolling production lines for bar stock and wire products, controlled rolling at lower temperature is one of the key technologies for producing fine-grained steels, and control of austenite grain size by various precipitates is widely used, as explain subsequently. Most first-generation DHT...
Image
Published: 01 January 2005
Fig. 19 Fibering in a 2.5% Si flat-rolled electrical sheet steel (M-36), as continuously cold rolled to 6 mm (0.25 in.) thickness—a 70% reduction. The structure consists of ferrite grains elongated in the rolling direction. 3% nital. Original magnification 100× More
Image
Published: 01 December 2004
Fig. 46 Microstructures of as-rolled, continuously cast high-strength, low-alloy steel (Fe-0.19%C-1.24%Mn-0.37%Si-0.08%V). (a) Specimen containing segregation and some cracks (arrows) etched with 2% nital. The normal structure is ferrite and pearlite, but bainite was observed in the segregated More
Image
Published: 01 December 2008
Fig. 12 Four types of shell supporting systems used in continuous casting. (a) Roll. (b) Cooling grid. (c) Cooling plate. (d) Walking bar. Source: Ref 16 More
Image
Published: 01 December 2004
Fig. 3 Nickel 270, hot rolled and annealed in a continuous process at 830 °C (1525 °F). Structure: nickel solid solution. See also Fig. 4 . NaCN, (NH 4 ) 2 S 2 O 8 . 100× More
Book Chapter

Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001380
EISBN: 978-1-62708-173-3
... of titanium alloys makes the rolling of these materials labor intensive. Rolling passes are done by hand on relatively small pieces, and many intermediate reheating steps are required. Some β titanium alloys, however, are being continuously rolled on hot and cold strip mills. Nonpack rolling, of course...
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005126
EISBN: 978-1-62708-186-3
... Abstract Contour roll forming is a continuous process for forming metal from sheet, strip, or coiled stock into desired shapes of uniform cross section by feeding the stock through a series of roll stations equipped with contoured rolls. This article discusses the materials, roll-forming...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005286
EISBN: 978-1-62708-187-0
... in the DC process are summarized. The article explains continuous processes, namely, twin-roll strip casting, slab casting, and wheel-belt processes. It concludes with information on postsolidification processes, including stress relief and scalping, and a discussion of safety practices for ingot casting...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006485
EISBN: 978-1-62708-207-5
... repetitive energy-intense heating and cooling. There are no end-crop losses that are experienced in conventional hot rolling. Typically, edge trim is eliminated or greatly reduced. Because strip and slab casting are continuous, ingot structural differences associated with starting and stopping...
Book Chapter

By Prasan K. Samal
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006136
EISBN: 978-1-62708-175-7
... Abstract Direct powder rolling (DPR) is a process by which a suitable powder or mixture of powders is compacted under the opposing forces of a pair of rolling mill rolls to form a continuous green strip that is further densified and strengthened by sintering and rerolling. This article...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005849
EISBN: 978-1-62708-167-2
... pusher systems, walking beam assemblies, and index/continuous conveyor systems. It also discussed the hot billet handling systems used to deliver heated billets to the forging cell. These methods include billet extractor conveyors, accept/reject systems with pyrometer measurements, extractor rolls...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003091
EISBN: 978-1-62708-199-3
... of various steel manufacturing processes, such as ingot casting, continuous casting, and hot rolling. It provides an outline of specialized processing routes of producing ultralow plain carbon steels, interstitial-free steels, high strength low-alloy steels, ultrahigh strength steels, stainless steels...
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
... 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...
Book Chapter

By Muneharu Kutsuna
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005620
EISBN: 978-1-62708-174-0
.... The narrow working temperature range of titanium alloys makes the rolling of these materials labor-intensive. Rolling passes are done by hand on relatively small pieces, and many intermediate reheating steps are required. Some β-titanium alloys, however, are continuously rolled on hot and cold strip mills...
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...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003133
EISBN: 978-1-62708-199-3
... Abstract This article provides an overview of the classification system of coppers for conductors and for wires and cables, as well as wire rod fabrication techniques such as rolling and continuous casting. Wiredrawing and wire stranding operations, including the preparation of rod surface...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005742
EISBN: 978-1-62708-171-9
... is formulated to precise chemical compositions during the secondary refining process. The refined steel then is cast into a variety of solid shapes, usually by a continuous casting method. The solidified shapes are processed into finished goods by various processes, including hot rolling, cold rolling...
Book Chapter

By Prabir K. Chaudhury, Roger Rees
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
.... The basic advantages of the Roll forging process include: Continuous production of forged products with very short cycle time and high production rates suitable for mass production Improved grain flow Better surface finish and breakdown of scale in steel forgings Preform mass distribution...