1-20 of 167 Search Results for

hot mill defects

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310155
EISBN: 978-1-62708-286-0
... Abstract This article discusses the steps in the primary processing of stainless steels: melting, refining, remelting, casting, and hot rolling. It provides information of the major categories of defects in hot rolled stainless steels, namely hot mill defects, inclusion-related defects, and hot...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120025
EISBN: 978-1-62708-269-3
... further reduce the incidence of defects in titanium ingots. VAR has been the traditional melting method of choice for titanium ingot production. There are portions of every VAR melt that are transient by nature. The startup and the hot-top are two such places, and solidification defects are most...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740001
EISBN: 978-1-62708-308-9
... refers to hot rolled ingot with a cross-sectional area greater than 100 cm 2 (15 in. 2 ) and with a width that is at least twice the thickness. Blooms, billets, and slabs are known as semifinished products because they are subsequently formed into other mill products. Fig. 15 Rolling sequences...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110219
EISBN: 978-1-62708-247-1
... Abstract This chapter describes three approaches for 3D hot-spot localization of thermally active defects by lock-in thermography (LIT). In the first section, phase-shift analysis for analyzing stacked die packages is performed. The second example employs defocusing sequences for the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610585
EISBN: 978-1-62708-303-4
..., second phases, hot tears, metal penetration, and surface defects. A number of typical casting defects are shown in Fig. 9 . Fig. 9 Typical casting defects. (a) Inclusion (arrow) on machined surface of a casting. (b) Typical micrograph of gas porosity. Original magnification: 100×. (c) Micrograph...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.9781627083003
EISBN: 978-1-62708-300-3
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280041
EISBN: 978-1-62708-267-9
... molds are most commonly used in superalloy production. The product may be hot-worked directly or, depending on the alloy solidification characteristics, consumably remelted to obtain a less segregated structure than that obtainable through direct casting. There are several significant...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240349
EISBN: 978-1-62708-251-8
... Abstract This chapter discusses various processes involved in the production of steel from raw materials to finished mill products. The processes include hot rolling, cold rolling, forging, extruding, or drawing. The chapter provides a detailed description of two main furnaces used for making...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740103
EISBN: 978-1-62708-308-9
... suspensions in oil or water for hot forging steels, and glass films for titanium and superalloy hot forgings. In many cases, the internal and surface imperfections that occur during forging are defects that originated during the initial hot working of ingots or billets. Figure 8 shows a...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740047
EISBN: 978-1-62708-308-9
..., crucible, and vacuum melting, and common casting techniques such as sand casting, plaster and shell casting, evaporative pattern casting, investment casting, permanent mold casting, cold and hot chamber die casting, squeeze casting, semisolid metal processing, and centrifugal casting. casting...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240279
EISBN: 978-1-62708-251-8
... fairly large reductions without excessive amounts of roll deflection. Four-high mills are used to produce wide plates and hot-rolled or cold-rolled sheet, as well as strip of uniform thickness. Fig. 16.6 Common types of rolling mills. Source: Ref 5 Another important type of mill that uses...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480207
EISBN: 978-1-62708-318-8
... applied on alloy material to reduce oxidation and subsequent surface defects. Induction heating is often used. Although hot rolling equipment and procedures for strip vary, typical processing of material ranging from 0.9 to 1.2 m (36 to 48 in.) wide consists of rolling the slab in a universal mill to...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110144
EISBN: 978-1-62708-247-1
... or red fuming nitric acid. Yellow fuming or 90% nitric is used to expose the wire loops then red fuming nitric is used to finish the etch exposing the die. The extremely low moisture content of the red fuming nitric inhibits corrosion of aluminum bond pads and aluminum wires but is only used on a hot...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110391
EISBN: 978-1-62708-247-1
...) Sample stubs (also called chucks) Polishing blocks for sample stubs Various waxes for sample mounting to sample stubs, Recommended waxes: CrystalBond™ (Allied High Tech #71-10040) or Quartz Type Sticky Wax™ (South Bay Technology #MWM070) Hot plate for melting waxes Diamond saw (high- and/or...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720365
EISBN: 978-1-62708-305-8
... Abstract In forgings of both ferrous and nonferrous metals, the flaws that most often occur are caused by conditions that exist in the ingot, by subsequent hot working of the ingot or the billet, and by hot or cold working during forging. The inspection methods most commonly used to detect...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480243
EISBN: 978-1-62708-318-8
... characteristics of the metal generally require that cold forming be followed by hot sizing if high dimensional accuracy is to be achieved. Successful forming of titanium begins with careful preparation of the blanks. Surface and edge defects and oxygen-enriched surfaces must be removed to avoid cracking...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980417
EISBN: 978-1-62708-342-3
... Abstract This chapter begins with a description of the requirements of tooling and tooling material for hot extrusion. It covers the processes of designing tool and die sets for direct and indirect extrusion. Next, the chapter provides information on extrusion tooling and die sets for direct...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
... mills set up in series. In the latter procedure, roll gaps are progressively smaller than those of preceding stands. The resulting long strip can be coiled and handled as a continuous strip in the next stage of fabrication, or it can be cut into sheets of desired length. During hot rolling, ingots...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
... and Machining Process Evaluation of S-65 Grade Hot Pressed Beryllium ,” Report AFML-TR-76-08, Brush Wellman Inc . • Missel L. , and Shakeen M.E. , 1965 . Chemical Milling of Beryllium , Met. Finish. , Vol 63 ( No. 11 ), p 69 – 71 • Terry E.L. , 1963 . “ Effects of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480293
EISBN: 978-1-62708-318-8
... (a) 6061 Aluminum alloy Solution heat treated and artificially aged ... 200 B1112 Resulfurized steel Hot rolled ... 100 1020 Carbon steel Cold drawn ... 70 4340 Alloy steel Annealed ... 45 Titanium Commercially pure Annealed 200 30 302 Stainless steel...