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overaging

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Published: 01 October 2014
Fig. 6 Yield strength of AF1410 determined by the overaging heat treatment. Larson-Miller parameter is provided with temperature ( T ) in °F and time ( t ) in hours. More
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Published: 01 October 2014
Fig. 5 Yield strength of AF 1410 determined by the overaging heat treatment. Larson-Miller parameter is provided with temperature ( T ) in °F and time t ) in hours. Source: Ref 4 More
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Published: 31 December 2017
Fig. 13 Effect of overaging on the hardness of A354, C355, and A356 T6 heat treated alloys More
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Published: 01 January 1996
Fig. 16 Effect of overaging and copper content on SCC resistance of an Al-Zn-Mg alloy in 3.5% NaCl solution. Source: Ref 33 More
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Published: 01 January 1996
Fig. 71 Effect of overaging on part through crack growth of aluminum alloy 7475 subject to 500 h block flight-by-flight fighter spectrum loading in sump tank water. Source: Ref 127 More
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Published: 01 January 2002
Fig. 9 Gamma-prime overaging in a nickel-base alloy turbine blade material. (a) SEM micrograph of the blade material, showing the breakdown of the eutectic gamma prime (5) and the spreading of the coarse gamma prime. Smaller particles of fine aging gamma prime (4), which would appear between More
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Published: 15 June 2019
Fig. 14 Effect of overaging and copper content on stress-corrosion cracking (SCC) resistance of an Al-Zn-Mg alloy in 3.5% NaCl solution. Source: Ref 47 More
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Published: 01 June 2016
Fig. 23 Q′-phase in an Al-0.93Si-0.61Mg-0.45Cu(Fe,Mn) alloy overaged for 7 h at 200 °C (390 °F). (a) Bright-field transmission electron microscopy (TEM) image in the ⟨100⟩ α zone axis. Q′ are the small precipitates slightly inclined due to their elongation parallel to ⟨510⟩ α directions. (b More
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Published: 01 June 2016
Fig. 3 Micrograph of an α-β alloy. Microstructure of solution-treated and overaged Ti-6Al-4V. Source: Ref 7 More
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Published: 01 January 1996
Fig. 23 Schematic effect of yield strength (peak and overaged tempers) on fatigue crack growth rate under spectrum loading. Source: Ref 60 More
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Published: 01 December 2004
Fig. 7 Transmission electron microscope micrograph of an overaged sample of Au-0.2Co-0.3Sb (wt%) alloy showing small antimony-rich precipitates in the matrix. Source: Ref 8 , 9 More
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Published: 01 December 2004
Fig. 16 Micrographs from solution treated and overaged Ti-6Al-4V plate after etching with Kroll's reagent for (a) 5 s, (b) 15 s, (c) 30 s, and (d) 60 s. All specimens polished for 1 h with vibratory polisher, non-nap polyester cloth and alumina. In the severe etch (d), note that fine detail More
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Published: 01 January 1996
Fig. 18 Fatigue crack propagation rate of C17200 in the overaged and underaged conditions. Material aged to 760 MPa (110 ksi) yield strength More
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Published: 15 June 2019
Fig. 53 Schematic effect of yield strength (YS, peak and overaged tempers) on fatigue crack growth rate under spectrum loading. Source: Ref 92 More
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005960
EISBN: 978-1-62708-168-9
... Abstract Hardenable steels with high-alloy content includes a family of nickel-cobalt steels with high strength and high toughness. This article describes various heat treatments, namely, normalizing, annealing, hardening, tempering, stress relieving, overaging, quenching, refrigeration...
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Published: 01 January 1996
Fig. 3 Effect of precipitate and grain size on FCP rates in Inconel 718 tested in air at 425 °C (800 °F), R = 0.05, 0.33 Hz. (a) Fine grain; underaged versus overaged. (b) Coarse grain; underaged versus overaged. (c) Underaged; fine grain versus coarse grain. (d) Overaged; fine grain versus More
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006531
EISBN: 978-1-62708-207-5
..., and artificially aged T66 Solution heat treated and artificially aged; mechanical property level higher than T6 achieved through special control of the process (6000-series alloys) T7 Solution heat treated and stabilized T73 Solution heat treated and artificially overaged to achieve the best stress...
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006622
EISBN: 978-1-62708-210-5
... treated and artificially overaged/stabilized to control important properties (rarely used without second digit, as below) 7050 Rivets T72 Solution heat treated and artificially aged by user from O or F temper (not available from producer) 2024 Sheet T73 Solution heat treated and fully overaged...
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006746
EISBN: 978-1-62708-210-5
... in T7651 (peak aged) and T7951 (overaged) tempers. Mechanical properties are given in Tables 2 and 3 . AMS specifications include AMS 4250 (7440-T651) and AMS 4299 (7449-T7951 plate) and MMPDS coverage with A and B-basis values. Alloy T7951 plate is particularly suited for low-to-medium gauge parts like...
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Published: 01 January 1996
Fig. 21 Effects of superposed pressure on the damage evolution in the MB78/15% SiC p overaged (OA) system. More