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tundish metallurgy

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Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005296
EISBN: 978-1-62708-187-0
... such as near-net shape casting, tundish metallurgy, and pouring stream protection. The article discusses the use and capabilities of different molds for steel continuous casting, including thin-wall tube-type molds, solid molds, and plate molds. The article explains the methods for enhancing productivity...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005352
EISBN: 978-1-62708-187-0
... deskulling properties. In steel continuous casting, the tundish continues to play a critical role in postfurnace steelmaking practice (along with steel ladle metallurgy treatments, as described in the article “Steel Melt Processing” in this Volume). Properly designed tundish flow modifiers provide...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005200
EISBN: 978-1-62708-187-0
...) to a refractory tub (tundish). Some systems are designed to pour directly from the crucible into the tundish. The tundish contains a considerable volume of metal and allows residence time for entrained slag to float to the top of the tundish and be removed from the pour stream. The pour stream exits...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001007
EISBN: 978-1-62708-161-0
... in the continuous casting machines. Tundish Metallurgy and Continuous Casting The flow of steel from the tundish into the caster is shown in Fig. 9 . Figure 10 illustrates the potential sources of contamination of purified steel emptied from the teeming ladle into the tundish. Using a sliding gate nozzle...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003091
EISBN: 978-1-62708-199-3
... processes allows better recovery of the alloying elements and decreases the need for deoxidizers in ladle metallurgy. Lower oxygen is the result of better mixing and near-equilibrium refining of steel in combined-blowing processes. Combined-blown processes have ∼1.0% higher yield due to less oxidation...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006131
EISBN: 978-1-62708-175-7
... provides a discussion on the microstructure of conventional HATS and hot isostatically pressed high-speed steel. The effects of the processing in cold worked HATS are illustrated. high-alloy tool steels high-speed tool steels hot isostatic pressing hot working microstructure powder metallurgy...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006084
EISBN: 978-1-62708-175-7
... processes, ranging from 10 2 to 10 7 K/s. This now is known as rapid solidification (RS), but well before the invention of this terminology, such materials as CuPb-bearing alloys and powder metallurgy (PM) high-speed steel were being produced by atomization and PM compaction methods. These alloys remain...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006068
EISBN: 978-1-62708-175-7
... the two types of quality assurance testing measures for powder metallurgy stainless steels: tests for powder contamination and tests of chemical and physical properties. annealing chemical properties drying gas atomization lubricating physical properties powder characteristics powder...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006122
EISBN: 978-1-62708-175-7
... Abstract This article discusses the methods for producing powder metallurgy (PM) nickel powders, including carbonyl process, hydrometallurgical process, hydrogen reduction process, and atomization process, as well as their applications. It describes three processes for producing nickel alloy...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005199
EISBN: 978-1-62708-187-0
... metallurgy, which includes melt refinement in argon oxygen decarburization (AOD) vessels and vacuum oxygen decarburization (VODC) in a converter vessel. It also discusses ladle metallurgy, which includes vacuum induction degassing, vacuum oxygen decarburization, and vacuum ladle degassing. basicity...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005903
EISBN: 978-1-62708-167-2
... in the basis and finished melt ( Table 1 ). Fig. 14 Sandwich process. Source: Ref 13 Tundish Cover Process The sandwich process has been further developed by sealing the treatment ladle with a cover. This so-called tundish cover, as illustrated in Fig. 15 ( Ref 20 ), has a refractory...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006081
EISBN: 978-1-62708-175-7
... widely used materials for ferrous powder metallurgy. The article provides information on the properties and applications of these powders. It also includes an overview of diffusion alloying, basics of admixing, and bonded premixes. carbonyl iron powder diffusion alloying diffusion bonding...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006132
EISBN: 978-1-62708-175-7
... Abstract The powder metallurgy (PM) process is a relatively efficient and economic process that can be used to produce high quantities of aluminum components with a reasonable degree of precision and finds application in camshaft bearing cap (cam cap) production. The article discusses...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003841
EISBN: 978-1-62708-183-2
... decarburization vessel. After secondary refining, the molten metal is transported to a tundish for casting. Each furnace is lined with refractory materials. Usually, a practice called zoning is used, where refractories with different properties are used in different areas of the same vessel to resist...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003112
EISBN: 978-1-62708-199-3
... Abstract Iron powders are the most widely used powder metallurgy (P/M) material for structural parts. This article reviews low to medium density iron and low-alloy steel parts produced by the pressing and sintering technology. It explains different powder production methods, including Hoeganaes...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006497
EISBN: 978-1-62708-207-5
... Abstract Aluminum powders can be formed into components by several competing technologies, including powder metallurgy (PM), metal injection molding, powder forging, and additive manufacturing. This article explores PM methodologies that are being exploited to manufacture such components...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001050
EISBN: 978-1-62708-161-0
.... Pouring proceeds once the correct chemistry is ensured, the bath is properly solutioned/homogenized, and the proper pour temperature is attained. It is generally undertaken under high vacuum condition and proceeds from the furnace crucible into a relatively sophisticated multicompartment tundish, thereby...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005905
EISBN: 978-1-62708-167-2
... ), as discussed in the section “Cast Steel” in the article “Metallurgy of Induction Melting Processes for Iron and Noniron Materials” in this Volume. They normally are operated as remelting units with selected charge materials. Where the refractory lining is concerned, acid linings generally are replaced...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005420
EISBN: 978-1-62708-196-2
... modeling of these phenomena has been addressed in previous simulations of vacuum degassers, R-H degassers (a type of recirculating degasser), ladles, tundishes, and other refining vessels and transfer operations used in metallurgical processing ( Ref 2 ). These models solve the multiphase Navier-Stokes...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006058
EISBN: 978-1-62708-175-7
...), and high modulus are characteristics useful for high-end acoustic speaker domes and ribbons. Beryllium is also used in the high-speed microelectronics manufacturing industry, where speed, low vibration, and precision are required for mirrors used in laser bar-code readers. Beryllium Metallurgy...