1-20 of 264 Search Results for

preheating stock

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 Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003996
EISBN: 978-1-62708-185-6
..., and die manufacture. The article discusses the critical aspects of various manufacturing elements of aluminum alloy forging, including the preparation of the forging stock, preheating stock, die heating, lubrication, trimming, forming and repair, cleaning, heat treatment, and inspection. It concludes...
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
... affecting forgeability. It describes the forging techniques, equipment, and common processing elements associated with titanium alloy forging. The processing elements include the preparation of forging stock, preheating of the stock, die heating, lubrication, forging process, trimming and repair, cleaning...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003179
EISBN: 978-1-62708-199-3
... and irregular shapes from flat stock. Cutting Torches Cutting torches, such as the one shown in Fig. 12 , control the mixture and flow of preheat oxygen and fuel gas and the flow of cutting oxygen. The cutting torch discharges these gases through a cutting tip at the proper velocity and flow rate...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005946
EISBN: 978-1-62708-168-9
...). Hardening and tempering of tool steels Table 3 Hardening and tempering of tool steels Type Rate of heating Hardening Time at temperature, min Quenching medium (a) Tempering temperature Preheat temperature Hardening temperature °C °F °C °F °C °F High-speed steels M1...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005886
EISBN: 978-1-62708-167-2
... in the preheated stock and can significantly impact forging process success and final component microstructure and properties. Induction preheating of 316 stainless steel stock prior to extrusion has been done successfully. Studies of preheating optimization were accomplished by computational modeling...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006518
EISBN: 978-1-62708-207-5
... Sheet Plate Tube Pipe Structural profiles (shapes) (a) Extruded wire, rod, bar, and profiles (shapes) Rolled and cold-finished Rivets Forgings and forging stock Foil Fin stock Drawn Extruded Rod Bar Wire 1050 … … … H112 … … … … … … … … … … 1060 O, H12, H14, H16...
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005175
EISBN: 978-1-62708-186-3
... Abstract Oxyfuel gas cutting (OFC) includes a group of cutting processes that use controlled chemical reactions to remove preheated metal by rapid oxidation in a stream of pure oxygen. This article discusses the operation principles and process capabilities of the OFC. It reviews the properties...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005834
EISBN: 978-1-62708-167-2
.... It is readily adapted to through preheating of steels, aluminum alloys, and specialty metals such as titanium and nickel-base alloys. Frequently, the workpieces in these types of applications consist of round, square, or round-cornered square bar stock. For steels, the high heating rates of induction processes...
Book Chapter

Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001483
EISBN: 978-1-62708-173-3
... Abstract Oxyfuel gas cutting (OFC) includes a group of cutting processes that use controlled chemical reactions to remove preheated metal by rapid oxidation in a stream of pure oxygen. This article provides a detailed discussion on the principles of operation and the process capabilities of OFC...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003975
EISBN: 978-1-62708-185-6
... impression used to reduce the cross section and to lengthen a portion of the forging stock. In longitudinal cross section, the fuller is usually elliptical or oval to obtain optimum metal flow without producing laps, folds, or cold shuts. Fullers are used in combination with edgers or rollers, or as the only...
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
.... In its simplest form, hot upset forging is accomplished by confining one end of a bar and applying pressure to the end of the stock that is unconfined. This axial pressure, applied by the heading tool, causes the material to spread (upset) in a manner to achieve the desired shape. This simple upsetting...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003993
EISBN: 978-1-62708-185-6
... on-die temperature before the final forging pass; some alloys will develop nonuniform microstructures if the final passes are too light and the temperatures too low. (f) Typically forged from powder metallurgy (P/M) stock. Forging guidelines for P/M preform Forging Process Regardless...
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
.... Some examples of the various shapes generated are: Rounds, squares, rectangles, hexagons, and octagons forged from ingots, concast material, or billet stock ( Example 1 ), in order to develop mechanical properties that are superior to those of rolled bars or to provide these shapes...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001438
EISBN: 978-1-62708-173-3
... to provide maximum heat input to the joint. This high heat input counteracts the rapid heat dissipation away from the localized weld zone. Depending on section thickness, preheating may be required for copper alloys with lower thermal conductivities. The interpass temperature should be the same...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005285
EISBN: 978-1-62708-187-0
... of energy efficiencies gained from preheat and drying of the charge materials before entering the melting zone but sustain somewhat higher melting losses when melting thin-gage stocks and flashings because of increased oxidation before reaching the melting zone. The other notable disadvantage of stack...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006256
EISBN: 978-1-62708-169-6
... uranium stock of different thicknesses to achieve maximum ductility. This illustration assumes an initial hydrogen concentration within the part of 2 ppm, which is typical of material processed through carbonate preheating baths, and it can be used for cast material. Fig. 17 Time required...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001273
EISBN: 978-1-62708-170-2
... spray, or welding techniques can be employed. Suppliers of such repair equipment should be consulted for operating instructions. Thin-wall babbitted half bearings, rolled bushings, and flat thrust washers are mass produced from bimetal strip stock. The strip stock is produced by continuously feeding...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003992
EISBN: 978-1-62708-185-6
.... 10 . Fig. 10 Effect of section thickness on time for heating stainless steel in various types of furnaces. Source: Ref 5 The preheating of forging stock is dictated by the grade, size, and condition of the stock to be forged. Austenitic and ferritic grades, for example, are generally...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003979
EISBN: 978-1-62708-185-6
... the workpiece on all sides. The impression for the forging can be entirely in either die or can be divided between the top and bottom dies. The forging stock, generally round or square bar, is cut to length to provide the volume of metal needed to fill the die cavities, in addition to an allowance for flash...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006301
EISBN: 978-1-62708-179-5
... irons require precautions that are normally unnecessary for steels. Nevertheless, large quantities of iron castings are welded successfully, and satisfactory joints can be obtained with proper precautions that may include preheating, filler-metal selection, joint design, and postweld heat treatment...