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thermal stability

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001299
EISBN: 978-1-62708-170-2
... Abstract This article discusses the various tests applied to a thermal barrier coating system and to the zirconia layer to establish thermomechanical, environmental stability, and thermal design properties such as coefficient of thermal expansion, specific heat, and thermal transport properties...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005929
EISBN: 978-1-62708-166-5
... molten salts make them ideally suited to low-distortion quenching. Excellent thermal stability and tolerance for contaminants make salt quenching systems almost maintenance-free. Also, baths can provide satisfactory performance for many years simply by adding salt to replace that which is dragged out...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003023
EISBN: 978-1-62708-200-6
... kinetics, effects of individual and combinations of components, polymer stability, and material life predictions can all be determined by thermal analyses. The four thermal analysis techniques used most frequently are DSC, TGA, TMA, and rheological analysis. In general thermal characterization practice...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005436
EISBN: 978-1-62708-196-2
... Abstract This article provides information on the various stages of quenching, sources of distortion, and factors that affect the creation of thermal gradients. It reviews the various determinations of heat-transfer coefficients by the thermal conductivity and diffusivity method, analytical and...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0004050
EISBN: 978-1-62708-183-2
... Abstract This article describes the specific features and mechanisms of oxidation in thermal spray coatings. It discusses the two forms of hot corrosion in sulfur-containing combustion, namely high-temperature hot corrosion and low-temperature hot corrosion. The article reviews the behavior of...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.9781627081719
EISBN: 978-1-62708-171-9
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001282
EISBN: 978-1-62708-170-2
... Abstract This article introduces thermal spray coatings and describes the various types of coating processes and coating devices, including the flame spray, electric-arc spray, plasma spray, transferred plasma arc, high-velocity oxyfuel, and detonation gun. It provides information on the...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003832
EISBN: 978-1-62708-183-2
... Abstract This article provides a general technical description of thermal spray coatings used for corrosion protection in atmospheric and aqueous environments. It further discusses two basic coating approaches of corrosion protection, namely, the sacrificial coating of thermal spray aluminum...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003012
EISBN: 978-1-62708-200-6
... (described below), plasticizers act as internal lubricants because they reduce viscosity ( Ref 4 ). Heat stabilizers prevent thermal degradation of resins during processing and extend the life of finished articles ( Ref 5 ). Nearly all heat stabilizers are used for PVC, vinyl chloride copolymers, and PVC...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006253
EISBN: 978-1-62708-169-6
...- or alpha-beta-processed condition, depending on design requirements. Ti-15Mo-3Al-2.7Nb-0.25Si R58210 Timetal 21S and Beta 21S Beta 21S is a high-strength beta alloy designed specifically for improved oxidation resistance, creep resistance, and thermal stability. Primary applications include...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005209
EISBN: 978-1-62708-187-0
... o . The left side of Eq 11 represents the process variables, and the right side represents the alloy properties. Stability corresponds to G / V < Δ T o /D. Equation 11 can also be understood as the equality of two lengths: the diffusion length, δ C (= D/ V ), and the thermal length, δ T...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003057
EISBN: 978-1-62708-200-6
.... Chemical analysis is carried out by X-ray fluorescence spectrometry, atomic absorption spectrophotometry, and plasma-emission spectrophotometry. Phase analysis is done by X-ray diffraction, spectroscopic methods, thermal analysis, and quantitative analysis. Techniques used for microstructural analysis...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006252
EISBN: 978-1-62708-169-6
... distributions introduced into aluminum alloys by thermal operations associated with heat treatment. The available technologies by which residual stresses in aluminum alloys can be relieved are also described. The article shows why thermal stress relief is not a feasible stress-reduction technology for...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005676
EISBN: 978-1-62708-198-6
.../minimum continuous service temperature, thermal conductivity, specific heat, thermal expansion coefficient Environmental: Chemical resistance, ultraviolet resistance, thermooxidative stability, environmental stress cracking resistance Compatibility: Biocompatibility, United States Pharmacopeia...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003156
EISBN: 978-1-62708-199-3
... solder. Intergranular stress corrosion, believed to originate during thermal stress-relieving treatments, can cause open circuits. The fourth factor affecting the stability of enameled wire-wound resistors is humidity. The change in resistance is dependent on enamel thickness, wire diameter, and...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006285
EISBN: 978-1-62708-169-6
... products that are annealed to improve ductility and dimensional stability. The “O” may be followed by a digit other than zero.  O1 Thermally treated at approximately the same time and temperature required for solution treatment and slow cooled to room temperature  O2 Thermomechanically processed to...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003154
EISBN: 978-1-62708-199-3
... relations as for thermal effects, but where time is replaced, for example, by number of impacts. Little work has been done regarding stabilization to minimize mechanical effects because it is seldom found necessary. It is generally conceded that modern permanent magnet materials are not affected by...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006261
EISBN: 978-1-62708-169-6
... grain boundaries. Two types of M 3 B 2 can form, depending on thermal history. The M 3 B 2 type includes Ni 3 B 2 , Ta 3 B 2 , Mo 2 FeB 2 . The M 5 B 3 includes (Cr,Mo) 5 B 3 . Carbides MC TiC, NbC, HfC Cubic M 23 C 6 Cr 23 C 6 and (Cr, Fe, W, Mo) 23 C 6 Face-centered cubic M 6 C...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005323
EISBN: 978-1-62708-187-0
... properties decrease with increasing tensile strength, so that low-strength irons often perform better than high-strength irons when these properties are important: Machinability Resistance to thermal shock Damping capacity Ability to be cast in thin sections The SAE International standard...
Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006223
EISBN: 978-1-62708-163-4
... thermal fluctuations causes the atoms to be arranged into an unstable state, they will rapidly rearrange themselves into one with a free-energy minima. An example of a metastable configuration state is diamond. Given enough time, diamond will convert to graphite, the stable equilibrium configuration...