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Carburization (corrosion)

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Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001104
EISBN: 978-1-62708-214-3
... belt and an unused section of new wire showed that the fracture resulted from sulfur attack and overheating during service. It was recommended that the sinter belt material be changed to Nicrofer 3220-H (alloy 800H). Belt conveyors Carburization (corrosion) Furnace conveyors Sintering furnaces...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001043
EISBN: 978-1-62708-214-3
... that plant startup and shutdown procedures be modified to reduce or eliminate the presence of the carburizing gas mixture. Carburization (corrosion) Chemical processing equipment Heat shields Thermal fatigue 304 UNS S30400 Brittle fracture Thermal fatigue fracture High-temperature corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001233
EISBN: 978-1-62708-232-7
... probably not have damaged the nickel-free steel used here at the given temperatures if it had been present as sulfur dioxide in an oxidizing atmosphere. The damage was therefore caused primarily by an incorrectly conducted combustion process. Blast furnace components Carburization (corrosion) Pipe...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c0046995
EISBN: 978-1-62708-232-7
... corrosion and oxidation Three radiant tubes, made of three different high-temperature alloys, were removed from a carburizing furnace after approximately 8 1 2 months of service when they showed evidence of failure by collapsing (telescoping) in a region 30 cm (12 in.) from the tube bottoms...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001383
EISBN: 978-1-62708-215-0
... on the carburized fastener creates a source of hydrogen when the fastener is exposed to corrosive conditions. Zinc will act as a sacrificial anode during corrosion, with the result that hydrogen atoms will be liberated at the cathodic region in a galvanic cell between zinc and iron. The presence of a crack...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001907
EISBN: 978-1-62708-217-4
... Attachment bolts Grain flow Carburizing Hy-Tuf UNS K325599 Heat treating related failures Metalworking related failures Stress-corrosion cracking Introduction Acknowledgment Reference Reference 1. Anon. : in Product Design Guide for Forging , Forging Industry Association , Cleveland...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... such as temperature, alloy or protective coating composition, time, and gas composition. This article explains a number of potential degradation processes, namely, oxidation, carburization and metal dusting, sulfidation, hot corrosion, chloridation, hydrogen interactions, molten metals, molten salts, and aging...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
..., alloy and protective coating compositions, stress, time, and gas composition. This article discusses the primary mechanisms of high-temperature corrosion, namely oxidation, carburization, metal dusting, nitridation, carbonitridation, sulfidation, and chloridation. Several other potential degradation...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c0046998
EISBN: 978-1-62708-232-7
... (0.120 in.). Failure occurred where the tube passed through the refractory hearth (floor) of the furnace. Although the furnace atmosphere was neutral with respect to the work, it had a carburizing potential relative to the radiant tubes. Analysis (visual inspection, 250x spectroscopic examination...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001169
EISBN: 978-1-62708-220-4
.... Carburized zone at internal surface, transverse section, etch: V2A-Pickle. 90 × Fig. 3 Pitting corrosion with incipient crack formation. Longitudinal section, etch V2A Pickle. 100 × The dark peripheral zone proved to be carburization ( Fig. 4 ) when observed under high magnification...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001107
EISBN: 978-1-62708-214-3
... on the inner surface, along with sooty residue. Patterns similar to those associated with erosion/corrosion damage were observed. Microstructural examination of wasted areas revealed a bulk matrix composed of massive carbides, indicating that gross carburization and metal dusting had occurred. X-ray...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c9001638
EISBN: 978-1-62708-228-0
... spectroscopy revealed that the failure was due to sulfidation. The source of the sulfur in the furnace effluent was either dimethyl disulfide, injected into the furnace feed to prevent coke formation and carburization of the furnace tubes, or contamination of the feed with sulfur bearing oil. Energy...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c0046915
EISBN: 978-1-62708-232-7
...) Liquid metals Strip mills 309 UNS S30900 High-temperature corrosion and oxidation Intergranular corrosion Severe reduction of wall thickness was encountered at the liquid line of a lead-bath pan ( Fig. 1 ) that was used in a continuous strip or wire oil-tempering unit. Replacement of the pan...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006816
EISBN: 978-1-62708-329-4
... and material factors that cause a part to fail during heat treatment. The article discusses the problems associated with heating and furnaces, quenching media, quenching stresses, hardenability, tempering, carburizing, carbonitriding, and nitriding as well as potential stainless steel problems and problems...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003540
EISBN: 978-1-62708-180-1
...Common grain-boundary embrittlers Table 1 Common grain-boundary embrittlers Group Elements IVa Si, Ge, Sn Va P, As, Sb VIa S, Se, Te Fig. 9 Corrosion products on the grain facets from SCC of a U-700 turbine blade, presumably from combustion-gas attack...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006777
EISBN: 978-1-62708-295-2
... Handbook , 9th ed., American Society for Metals, 1985, p 476–491 R.H. Jones and R.E Ricker, Stress-Corrosion Cracking, Corrosion , Vol 13, Metals Handbook , 9th ed., ASM International, 1987, p 145–163 G. Krauss, Bending Fatigue of Carburized Steels , Fatigue and Fracture , Vol 19, ASM Handbook...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001714
EISBN: 978-1-62708-232-7
... through the surface oxide layer (Cr2O3), triggering a succession of reactions that led to pitting and the formation of craters. Heat exchangers Metal dusting Radiant pipes HK-40 UNS J94204 High-temperature corrosion and oxidation Metal dusting is a corrosion-like degradation mechanism...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001787
EISBN: 978-1-62708-241-9
... and study on the failure event. During work of tool drilling, the drilling bit directly contacts a rock and crushes the rock so as to drill a hole in the rock. Under the effect of drastic abrasion and corrosive medium, the drilling bit is subject to tension and compression, bending force, and twisting...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001771
EISBN: 978-1-62708-241-9
... . Eng. Fail. Anal. 13 , 1005 – 1021 ( 2006 ) 10.1016/j.engfailanal.2005.04.003 3. Wu X.Q. , Yang Y.S. , Zhan Q. , Hu Z.Q. : Structure Degradation of 25Cr35Ni Heat-Resistant Tube Associated with Surface Coking and Internal Carburization , vol. 7 , pp. 667 – 672 . ASM...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001513
EISBN: 978-1-62708-232-7
... Section from carburized double cone (the bearing ring was intact on receipt from the customer). Lines of corrosion pits which can often be mistaken for cracks can be seen at roller intervals (a). The corrosion pits initiated coarse grain spalling at (b). Fig. 2 One of the many fractured appeared...