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stress relieving

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Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310331
EISBN: 978-1-62708-326-3
... Decrease Source: Ref 6 Examples of stress-relieving treatments for gray and ductile iron castings Table 2 Examples of stress-relieving treatments for gray and ductile iron castings Type and class of casting Range of section thickness Recommended stress-relief cycle...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310161
EISBN: 978-1-62708-286-0
...Recommended thermal processing temperatures for austenitic alloys Table 1 Recommended thermal processing temperatures for austenitic alloys Alloy Annealing temperature, °C Annealing temperature, °F ASTM A480 (a) 2006, °F Stress relieving, °F Stress relieving, °C Standard alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240177
EISBN: 978-1-62708-251-8
..., such as ductility, formability, and machinability. This chapter discusses various heat treatment processes, namely annealing, stress relieving, normalizing, spheroidizing, and hardening by austenitizing, quenching and tempering. It also discusses two types of interrupted quenching processes: martempering...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440001
EISBN: 978-1-62708-262-4
...Abstract Abstract This chapter introduces the principal heat treating processes, namely normalizing, annealing, stress relieving, surface hardening, quenching, and tempering. An overview of four of the more popular surface hardening treatments, namely carburizing, carbonitriding, nitriding...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440207
EISBN: 978-1-62708-262-4
..., 0.02 to 0.04% P, 0.22 to 0.41% Mn, 0.69 to 0.99% Ni, and 0.045 to 0.065% Mg. Data for tensile strength, tensile yield strength, and elongation are for irons (from two of these heats) that contained 0.91 and 0.99% Ni. Source: Ref 8 , 9 Fig. 4 Effect of stress relieving temperature...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280135
EISBN: 978-1-62708-267-9
... reasons such changes are required. It describes several types of treatments, including stress relieving, in-process annealing, full annealing, solution annealing, coating diffusion, and precipitation hardening. It discusses the temperatures, holding times, and heating and cooling rates necessary...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120055
EISBN: 978-1-62708-269-3
... are used to make titanium stronger, tougher, more ductile, and easier to machine as well as more resistant to the effects of corrosion and thermal and mechanical fatigue. It describes accepted practices for stress relieving, aging, annealing, and post-treatment processing along with associated challenges...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480265
EISBN: 978-1-62708-318-8
... development required Stress-relaxation annealing temperature and time Table 12.10 Stress-relaxation annealing temperature and time Nominal composition, wt% Stress-relieving temperature Time at temperature, h °C °F Commercially pure 427 800 8 482 900 0.75 538 1000 0.5...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310233
EISBN: 978-1-62708-326-3
...), martensitic, and precipitation-hardening. In addition, information on special considerations for stainless steel castings is also provided. The heat treatment processes explained in the chapter are preheating, annealing, stress relieving, hardening, tempering, austenite conditioning, heat aging, and nitride...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870265
EISBN: 978-1-62708-299-0
... it is desirable to identify a variation of one of the ten major T tempers described above, additional digits, the first of which cannot be zero, can be added to the designation. Specific sets of additional digits have been assigned to the following wrought products that have been stress relieved by stretching...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050155
EISBN: 978-1-62708-311-9
... their ductility and relieve quenching stresses. During tempering, martensitic microstructures supersaturated with carbon decompose into a more stable, ductile form. This chapter discusses the transformations associated with the tempering process and their effect on ductility as well as other properties...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170021
EISBN: 978-1-62708-297-6
... Behavior Effects of Alloying on Annealing Effects of Alloying on Normalizing Effects of Alloying on Hardenability Effects of Alloying on Flame Hardening Effects of Alloying on Stress Relieving High-Silicon Gray Irons for High-Temperature Service High-Silicon Gray Irons for Corrosion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050093
EISBN: 978-1-62708-311-9
... Complex pattern of residual stresses forms in a carbon steel cylinder after induction heating and spray quenching. One of the goals of tempering is to relieve the subsurface tensile stresses that can cause cracking in service. Surface compressive stresses are beneficial. Stresses shown...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820115
EISBN: 978-1-62708-339-3
... and stress relieved condition. Tempering between approximately 400–570 °C (750–1050 °F) lowers its resistance in some media. This grade has good oxidation resistance up to 680 °C (1250 °F) in continuous service. Scaling becomes excessive above approximately 760 °C (1400 °F) in intermittent service. Turbine...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030089
EISBN: 978-1-62708-282-2
... and welding procedures will assist in achieving good-quality welds, ensuring full weld penetration and minimizing excessive weld reinforcement; postweld dressing by grinding (a costly method) can be effective in minimizing the geometric effects. A stress-relieving heat treatment may be effective...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820013
EISBN: 978-1-62708-339-3
..., the specifications called for stress relieving or PWHT of piping and vessels in amine service at temperatures above 95 °C (200 °F). Therefore, it was highly unlikely that any of the leaking welds had received PWHT. Further metallurgical examination of leaking welds from various lines conclusively confirmed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240527
EISBN: 978-1-62708-251-8
.... 28.13 Effect of hot isostatic pressing (HIP) on fatigue properties of Ti-6Al-4V investment castings. Room temperature smooth bar, tension-tension fatigue, R = +0.1 Source: Ref 2 Heat treatments for titanium alloys include stress relieving, annealing, and STA. Titanium and titanium alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090317
EISBN: 978-1-62708-266-2
... microstructural changes such as the formation of coherent precipitates. These increases in strength make the materials inherently more susceptible to environmentally assisted cracking; however, the quench-induced residual stresses that frequently drive the cracking processes are also progressively relieved during...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130001
EISBN: 978-1-62708-284-6
... and properties, and various types of heat treatments may be employed to meet design requirements for mechanical strength, corrosion, wear, and so on. Heat treatments include stress relieving, austenitizing, normalizing, annealing, quenching, and tempering (Ref 1) . Heat treating may also involve chemical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480095
EISBN: 978-1-62708-318-8
... tests on three titanium alloys shear spun at 538 °C (1000 °F) Alloy Anneal or stress relieve 0.2% yield strength Calculated R Uniaxial 1:2 stress ratio °C °F MPa ksi MPa ksi Ti-5Al-2.5Sn 760 1400 876 127 1117 162 1.70 650 1200 979 142 1324 192 2.34 538 1000...