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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003551
EISBN: 978-1-62708-180-1
... in relation to the thermal stress and thermal shock resistances. The main criteria to meet the chemical qualifications is the corrosion resistance. Durability for refractories and technical ceramics is a matter of both phase composition and texture. The texture (nature and dimension of the grains, coarse...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003564
EISBN: 978-1-62708-180-1
... Abstract Rolling-contact fatigue (RCF) is a surface damage process due to the repeated application of stresses when the surfaces of two bodies roll on each other. This article briefly describes the various surface cracks caused by manufacturing processing faults or blunt impact loads on ceramic...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003522
EISBN: 978-1-62708-180-1
..., Auger electron spectroscopy, secondary ion mass spectroscopy, and X-ray powder diffraction. The article discusses the analysis and interpretation of base material composition and microstructures. Preparation and examination of metallographic specimens in failure analysis are also discussed. The article...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006757
EISBN: 978-1-62708-295-2
..., for typical types of damage experienced for metallic components. This article discusses the processes involved in visual or macroscopic examination of damaged material; the interpretation of fracture features, corrosion, and wear damage features; and the analysis of base material composition. It covers...
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
... Abstract High-temperature corrosion can occur in numerous environments and is affected by various parameters such as temperature, alloy and protective coating compositions, stress, time, and gas composition. This article discusses the primary mechanisms of high-temperature corrosion, namely...
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
... Abstract High temperature corrosion may occur in numerous environments and is affected by factors such as temperature, alloy or protective coating composition, time, and gas composition. This article explains a number of potential degradation processes, namely, oxidation, carburization...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001809
EISBN: 978-1-62708-241-9
.... The replacement pump was slightly oversized, which had the potential to cause erosion or cavitation. The impeller was coated with a brushable ceramic, which was typical for seawater impellers, for additional corrosion resistance and mechanical strength. The pump is a split case, double suction, with equal suction...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001803
EISBN: 978-1-62708-241-9
.... : “ Compositional Variations in the Surface and Interface of Calcium Phosphate Ceramic Coatings on Ti and Ti-6Al-4V due to Sintering and Immersion ,” Biomaterials , 1991 , 12 , pp. 461 – 469 10.1016/0142-9612(91)90143-X . 10. Cheang P. and Khor K.A. : “ Addressing Processing Problems...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001829
EISBN: 978-1-62708-241-9
... of turbines, that is, on the combustors, blades, and vanes. Experience has shown that substrate compositional requirements for improved high-temperature strength are not compatible with the requirements for optimal high-temperature environmental protection. Increasing the operating temperatures causes...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006824
EISBN: 978-1-62708-329-4
...-limiting factors, such as creep or oxidation. The turbine may also be sensitive to the environment in which it operates and the composition of key inputs such as process water and fuel. A number of performance parameters, such as pressures, temperatures, speed, vibration, and power output...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2
.... The use of paints or dyes to mark components can also alter the corrosion resistance of a component and the chemical composition of a corrosion product. In short, any alteration of the system prior to the corrosion should be noted and documented. The chain of events leading to and occurring after...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006794
EISBN: 978-1-62708-295-2
... is effective and economical. Various coating techniques can be used, including thermal spray, hardfacing, laser surface modification, physical vapor deposition, and chemical vapor deposition ( Ref 63 , 68 ). Ceramic-metal composite coatings (e.g., WC-CrNi, WC-Co, and WC-FeCrAl coatings) are often used...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001391
EISBN: 978-1-62708-215-0
..., and apparently most prevalent, type was that of total delamination ( Fig. 3 ). The end terminations peeled from the substrate, exposing the ceramic ends and fracturing the polymer coating. It was noticed that the polymer coating on the failed resistors appeared darker in color than those in the as-received...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003565
EISBN: 978-1-62708-180-1
... Abstract This article discusses the generic features of impact wear on metals, ceramics, and polymers. It describes normal impact wear and compound impact wear, as well as the features of impact wear testing apparatus such as ballistic impact wear apparatus and pivotal hammer impact wear...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001796
EISBN: 978-1-62708-241-9
.... Problem Description The investigated tri-lobe bearing was fabricated from through-hardened M50 (outer ring and rollers) and carburized M50NiL (inner ring) materials. Nominal chemical compositions of the bearing components are shown in Table 1 . An overall view of the actual roller bearing that had...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001489
EISBN: 978-1-62708-217-4
... facility was not windowless. A similar work was also conducted on the fracture surfaces of specimens ruptured in the tensile and impact loading modes. The bulk chemical composition of rings A and B was determined using standard atomic absorption spectroscopy and a carbon sulfur analyzer. It was quite...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006795
EISBN: 978-1-62708-295-2
... and/or high impact angles. Ceramics are preferable for conditions where high erosion resistance is required and additional corrosive and oxidative effects occur. Ceramic-metal composites are more susceptible to these effects, while they perform better in dynamic conditions where impact is present and brittle...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006792
EISBN: 978-1-62708-295-2
... surface hardness and compressive residual stresses. Hybrid Bearings Steel rolling elements may be replaced with ceramic (silicon nitride or zirconium oxide) rolling elements to form a combination called a hybrid bearing ( Ref 119 – 127 ). Under ideal conditions, hybrid bearings show lower RCF life...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006793
EISBN: 978-1-62708-295-2
... situations, the bodies tend to be large and contact in a well-defined location in a controlled way, unlike erosion where the eroding particles are small and interact randomly with the target surface. This article describes some generic features and modes of impact wear of metals, ceramics, and polymers...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006869
EISBN: 978-1-62708-395-9
... be eliminated or reduced because polymers, unlike other material classes, can absorb liquid lubricants ( Ref 3 ). Polymers have strengthened their position alongside metals and ceramics in sliding and rolling tribological applications because polymers can be modified both on the surface and in bulk to obtain...