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oxide film

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Journal Articles
Alloy Digest (2005) 54 (1): Co-110.
Published: 01 January 2005
... Udimet 188 is a high-temperature aerospace alloy with excellent strength and oxidation resistance. It is used in applications such as gas turbine blades and combustion area parts. The alloy has a tenacious oxide film. This datasheet provides information on composition, physical properties...
Journal Articles
Alloy Digest (2006) 55 (7): Cu-745.
Published: 01 July 2006
... welding Fair Corrosion Resistance: General Corrosion Resistance. The general corrosion rate of copper- nickel alloys in seawater is very low and decreases over time once an adequate protective oxide film forms. For this reason, premature failure from general corrosion is rarely experienced by the copper...
Journal Articles
Alloy Digest (2003) 52 (11): SS-893.
Published: 01 November 2003
... surrounding normally ordinary air, particularly its oxygen content. This element reacts with the heating element alloy and oxidizes it. In nickel-chromium alloys, chromium reacts more intensively with oxygen than all the other elements present. A film, which consists mainly of chromi- um oxide, forms...
Journal Articles
Alloy Digest (2010) 59 (4): SA-616.
Published: 01 April 2010
.... Such steels initially corrode in exactly the same way as ordinary carbon steels. However, after a time a uniform dense oxide film will form on the steel surface. This property is promoted by appropriate contents of Cu, Cr, P, and Si in the steel. The oxide film remains firmly in place and prevents moisture...
Journal Articles
Alloy Digest (2004) 53 (4): SS-902.
Published: 01 April 2004
... S40975 Type 409, typical 70 260 38 425 62 32 Type 409NI, 83 345 50 450 65 33 typical DOI: 10.31399/asm.ad.ss0902 uous service to 675 °C (1250 ° F). Increasing amounts of chromi- um significantly increase oxidation resistance by forming a tight- ly adherent oxide film on the metal surface. The relatively...
Journal Articles
Alloy Digest (1999) 48 (5): SS-743.
Published: 01 May 1999
...) and continuous service to 675 °C (1250 °F.) Increasing amounts of chromium significantly increase oxidation resistance by forming a tightly adherent oxide film on the metal surface. The relatively low thermal expansion coefficient of the ferritic stainless steels helps to maintain the integrity of the protective...
Journal Articles
Alloy Digest (2004) 53 (3): SS-901.
Published: 01 March 2004
... (1700 °F) and continuous service to 760 °C (1400 °F). Increasing amounts of chromium significantly increase oxidation resistance by forming a tightly adherent oxide film on the metal surface. The relatively low ther- mal expansion coefficient of the ferritic stainless steels helps to maintain...
Journal Articles
Alloy Digest (1965) 14 (8): Al-146.
Published: 01 August 1965
... 16500 27000 15000 23000 13000 21000 11200 20000 11000 17000 9400 15700 9000 15000 Table 6 - STRESS-RUPTURE DATA Test Stress, psi for Rupture in Temperature oF oc Gl 204 - 600 316 900 482 100 hrs. 1000 hrs. 24500 22000 15500 14000 8500 8000 Machinability: The oxide films contained in SAP act as breakers...
Journal Articles
Alloy Digest (1982) 31 (7): Zr-8.
Published: 01 July 1982
... the material at 550°C (IOSO F) for /2-I hour at temperature. If this is done in air, if produces a thin oxide film which does not change the corrosion resistance of the metal. Hardening: Zircadyne 705 is an age-hardenable alloy. II can be hardened and strengthened by cold work as well as by solution treating...
Journal Articles
Alloy Digest (2023) 72 (2): Al-494.
Published: 01 February 2023
... on a protective surface oxide film, which when damaged is readily repaired by the rapid reaction between aluminum and oxygen. However, the high reactivity of the base metal can give rise to rapid corrosion if the oxide film cannot be repaired. Hence, aluminum alloys are not suitable for use with reducing media...
Journal Articles
Alloy Digest (2003) 52 (12): SS-897.
Published: 01 December 2003
... together with brazing or other heat treatments. An oxidized treatment to obtain a protective alumina (Al2O3) film for better washing coating adhesion can follow the diffusion alloying annealing in vacuum by exposure to a partial oxygen pressure. Alumina film is obtained at the same time with diffu- sion...
Journal Articles
Alloy Digest (1977) 26 (7): Ni-247.
Published: 01 July 1977
... conditions that contribute to the development of a passive oxide film that retards corrosion. Atmo- spheric corrosion is practically nil for indoor exposure. and very slow in outdoor exposure. Specification Equivalents: ASTM B 162, F9. MILN-46025. AMS 5555. General Characteristics: Techalloy Nickel 205...
Journal Articles
Alloy Digest (2003) 52 (11): SS-892.
Published: 01 November 2003
... expan- sion, protective alumina (Al2O3) film tenaciously adhered to the base metal, and slow oxidation kinetics. General Characteristics: DuraFoil is a proprietary heat-resistant, Fe-Cr-Al stainless steel designed for high-temperature applications and made by patent- ed roll bonding and diffusion...
Journal Articles
Alloy Digest (1982) 31 (12): Zr-9.
Published: 01 December 1982
... the material at 550°C (1050°F) for IA-1 hour at temperature. If this is done in air, it produces a thin oxide film which does not change the corrosion resistance of the metal. Hardening: This metal cannot be hardened by any thermal process. It can be hardened and strengthened only by cold working. Fig. 1...
Journal Articles
Alloy Digest (1983) 32 (5): Zr-10.
Published: 01 May 1983
... the material at 55oOC (I0500 F) for I%- I hour at temperature. If this is done in air, it produces a thin oxide film which does not change the corrosion resistance of the metal. Hardening: Zircadyne 706 is an age-hardenable alloy. It can be hardened and strengthened by cold work as well as by solution treating...
Journal Articles
Alloy Digest (2005) 54 (7): Ti-136.
Published: 01 July 2005
... at exposed surfaces when performing machining, cutting, or grinding operations. Corrosion Resistance and Biocompatibility: The passive oxide film on the surface of titanium and titanium alloys is resistant to tarnish and corrosion and also contributes to biocompatibility and osseointegratability. A tenacious...
Journal Articles
Alloy Digest (1988) 37 (6): Ta-10.
Published: 01 June 1988
... or dissimilar metals (stainless steels and other) can be accomplished using silver brazing alloys, copper or. specially developed refactory brazing alloys. Corrosion Resi8t8nc8: TANTALUM s corrosion resistance comes from a naturally occurring oxide film. It resists most severe acid environments and many other...
Journal Articles
Alloy Digest (1957) 6 (9): Al-55.
Published: 01 September 1957
.... For the sevaest conditions this resistance can be further in- creased by anodic tramxnt, supplemenrd by a di- chromate impregnation of the oxide film While mildly less resistant to marine atmosphere and to mildly alka- line solutions than are the aluminum-magnesium alloys, it is mu& superior in mildly acid...
Journal Articles
Alloy Digest (2023) 72 (1): Al-493.
Published: 01 January 2023
... in aqueous solutions in the pH range 4 9 is excellent. The corrosion resistance of aluminum alloys relies on a protective surface oxide film, which when damaged is readily repaired by the rapid reaction between aluminum and oxygen. However, the high reactivity of the base metal can give rise to rapid...
Journal Articles
Alloy Digest (2019) 68 (12): SS-1147.
Published: 01 December 2019
... Corrosion Resistance. This alloy is particularly designed to resist oxidation. Its chemistry, i.e., chromium, silicon, and rare earth element additions, is balanced in order to form a thin adhesive and protective oxide film on the surface, which reduces further oxidation during in service application...