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Cold shuts

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260119
EISBN: 978-1-62708-336-2
...: Cracking and splitting Segregation Bleeding Cold shutting Porosity Grain growth Cracking and Splitting In the solidification system, metal starts freezing from the outer skin to the center of the mold because the outer skin is being cooled by the water flow. After the outer shell...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900089
EISBN: 978-1-62708-350-8
... Abstract Ion nitriding equipment can be categorized into two groups: cold-wall continuous direct current (dc) equipment and hot-wall pulsed dc equipment. This chapter focuses on these two categories along with other important considerations for ion (plasma) nitriding equipment and processing...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410253
EISBN: 978-1-62708-280-8
... 0.5 in. Fluorescent Dye Penetrant Inspection All castings are checked for surface discontinuities using fluorescent dye penetrant inspection, per ASTM E 165: Dye penetrant indications Scope Acceptance/rejection criteria Cracks, hot tears, misruns, cold laps, cold shuts All surface...
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
.... These flaws are often caused by the movement of metal over or upon another surface without actual welding or fusing of the surfaces; such flaws may be laps or folds. Cold shuts often occur in closed-die forgings. They are junctures of two adjoining surfaces caused by incomplete metal fill and incomplete...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050245
EISBN: 978-1-62708-311-9
... Internal bursts produce a sharp reflection; able to differentiate types of bursts Magnetic particle testing Surface and near-surface bursts only of ferromagnetic materials Cold shuts (casts) Liquid penetrant inspection Surfaces of most metals; smooth regular line; casts difficult x-radiography...
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
... by conditioning, the remaining ferrite is extremely low in tensile strength and often splits during the metal movement necessary during cold forming. Cold shuts often occur in closed-die forgings. They are junctures of two adjoining surfaces caused by incomplete metal fill and incomplete fusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040193
EISBN: 978-1-62708-300-3
... parameters by: Process simulation to assure die fill Preventing flow-induced defects such as laps and cold shuts Predicting processing limits that should not be exceeded so that internal and surface defects are avoided Predicting temperatures so that part properties, friction conditions, and die...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280149
EISBN: 978-1-62708-267-9
..., moisture, incorrect amperage, and excessive arc length. Dry electrodes are essential. When high amperage or a long arc length is used, deoxidizers that help prevent porosity can be totally consumed when transferring across the arc. Cold shuts and surface pits in a weld are possible evidence...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400233
EISBN: 978-1-62708-316-4
... radius or profile. Coining can be done while forgings are hot or cold and is usually performed on surfaces parallel to the parting line of the forging. coin straightening A combination coining and straightening operation performed in special cavity dies designed to impart a specific amount of working...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.9781627083164
EISBN: 978-1-62708-316-4
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050263
EISBN: 978-1-62708-311-9
... is not in calibration. Workpiece Has Defects as Received The induction heat-treating process can cause defects that were originally in the parts to become more apparent. Examples of these are seams, porosity (in castings), cold shuts and cracks produced by cold heading, and other casting and forming defects...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480243
EISBN: 978-1-62708-318-8
... Abstract This chapter describes the equipment and processes used to form titanium alloy parts. It discusses the advantages and disadvantages of hot and cold forming, the factors that influence formability, and the effect of forming temperature and lubricants. It describes common processes...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630281
EISBN: 978-1-62708-270-9
... that holds together the atoms in metal crystals. Analogous to tensile strength, but on a submicroscopic scale. cold heading. Axial compression of the end of a metal cylinder to enlarge the cross section. Used to form the head of a nail or bolt. cold shut. (1) A discontinuity that appears on the surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480161
EISBN: 978-1-62708-318-8
... be obtained. Poor electrode spacing and centering along with noncoaxial electrical systems and improper solenoid operation result in nonuniform ingot surfaces. Some areas may have good quality and others may have numerous cold shuts and other defects. Trends in Titanium Melting Product Quality...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410151
EISBN: 978-1-62708-280-8
...-walled castings do not require much feeding, but they need to be filled without laps or cold shuts. Normally, the gates are provided at the parting plane to enable part ejection with the gating. The length of the parting plane needs to be adequate for the gates and for access to the required walls...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980141
EISBN: 978-1-62708-342-3
.... Fig. 4.20 Examples of types of cast log surfaces. (a) Surface with sweat beads. (b) Surface with segregation beads. (c) Surface with cold laps. Casting direction downward Cold Shuts Cold shuts are one surface feature that is not related to the peripheral segregation. An example is shown...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930197
EISBN: 978-1-62708-359-1
... joint Excessive bead convexity and bead reinforcement Excessive bead concavity and undersized welds Sharp undercut and overlap at the weld toe Cracks—hot or cold, longitudinal or transverse, crater and at weld toe Gas porosity Incomplete fusion Arc strike Spatter Subsurface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400005
EISBN: 978-1-62708-316-4
...-dimensional geometry, usually without any intended significant change in sheet thickness and surface characteristics. Sheet metal forming operations are usually performed as cold working processes, which means that they are performed at a temperature that is below the recrystallization temperature...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.9781627082709
EISBN: 978-1-62708-270-9
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630001
EISBN: 978-1-62708-270-9
..., or forging problems, such as adiabatic overheating, end grain, laps, or other discontinuities, that could have had an effect on performance? If it is a casting, does it contain shrinkage cavities, cold shuts, gas porosity, or other discontinuities, particularly near the surface of the part? Frequently...