1-20 of 583 Search Results for

metals and alloys

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001256
EISBN: 978-1-62708-218-1
... thought to be cracks were first noticed in visual inspection after rough machining of the hardened and tempered forgings. Magnaflux test confirmed the defects but did not dispel the doubt as to whether the affected areas were open cracks or non-metallic inclusions. The defects were not in one continuous...
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
... Fig. 1 Section of the alloy 800 by pass liner showing severe metal wastage on the inner surface. Fig. 2 Surface characteristics of the wasted areas, similar to erosion/corrosion damage. 13├Ś. Fig. 5 Micrograph of unaffected areas, showing the composite grain structure...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003552
EISBN: 978-1-62708-180-1
... focuses on the types of hydrogen embrittlement that occur in all the major commercial metal and alloy systems, including stainless steels, nickel-base alloys, aluminum and aluminum alloys, titanium and titanium alloys, copper and copper alloys, and transition and refractory metals. The specific types...
Image
Published: 01 June 2019
Fig. 5 A metal particle in the 1977 deposit. The steel appears to be an alloy steel and the shape of the porosity demonstrates that this particle formed directly from liquid steel, e.g., from weld spatter or in thermal cutting. More
Image
Published: 01 December 1992
Fig. 1 Section of the alloy 800 by pass liner showing severe metal wastage on the inner surface. More
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003554
EISBN: 978-1-62708-180-1
... metal induced embrittlement (LMIE). It describes the unique features that assist in arriving at a clear conclusion whether SMIE or LMIE is the most probable cause of the problem. The article briefly reviews some commercial alloy systems where LMIE or SMIE has been documented. It also provides some...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001836
EISBN: 978-1-62708-241-9
... low melting metal or alloy, high temperature, and tensile stress, which would most likely lead to crack initiation. Firstly, the low melting metal or alloy contacted or attached to base metal before forming as shown in Fig. 4a . Secondly, the low melting metal or its alloy met the high temperature...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006786
EISBN: 978-1-62708-295-2
... reviews some commercial alloy systems in which liquid-metal-induced embrittlement or solid-metal-induced embrittlement has been documented and describes some examples of cracking due to these phenomena, either in manufacturing or in service. commercial alloy systems failure analysis liquid-metal...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003548
EISBN: 978-1-62708-180-1
... of the proximity of the metals or their relative potential or size. Factors Affecting Galvanic Corrosion The intensity of galvanic corrosion is affected by the following factors: The potential difference between the metals or alloys The nature of the environment The polarization behavior...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006783
EISBN: 978-1-62708-295-2
... of galvanic corrosion is affected by such factors as: The potential difference between the metals or alloys The nature of the environment/the electrical conductivity of the solution where the dissimilar metals are in contact The polarization behavior of the metals or alloys The geometric...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047756
EISBN: 978-1-62708-235-8
... portion of the fracture. It was revealed by the initial fracture profile that fatigue cracks begun as an intergranular separation and subsequently became transgranular. It was concluded that failure of the tube was caused by excessive alloying between the braze metal and the Waspaloy. Reduced temperatures...
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
... (land-based, marine shipboard, and aircraft). Predicting corrosion of metals and alloys or coated alloys is often difficult because of the range of composition of the corrosive gaseous or molten environments. Moreover, corrosion prediction is further complicated, because materials often degrade...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c0047681
EISBN: 978-1-62708-229-7
... Abstract A fluorescent liquid-penetrant inspection of an experimental stator vane of a first-stage axial compressor revealed the presence of a longitudinal crack over 50 mm (2 in.) long at the edge of a resistance seam weld. The vane was made of titanium alloy Ti-6Al-4V (AMS 4911). The crack...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003570
EISBN: 978-1-62708-180-1
... not describe the cyclic behavior of metals and alloys. Fig. 13 Relative erosion rates in vibratory cavitation The implication of the foregoing is that the metallurgical factors that promote resistance to low-cycle fatigue ( Ref 12 ) should also confer resistance to liquid-impact erosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c9001673
EISBN: 978-1-62708-227-3
... elements detected. In the base metal tube spectrum copper, nickel and iron were detected. The chemistry was in agreement with alloy C70600 (UNS), also known as 90-10 cupronickel [ 1 ]. Cupronickels are known for their resistance to seawater corrosion. They are used in seawater piping evaporators...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003545
EISBN: 978-1-62708-180-1
... the stress with the modulus. One way to avoid creep failure is to select the proper alloy based on parametric extrapolation of creep properties. In general, creep occurs in any metal or alloy at a temperature where atoms become sufficiently mobile to allow time-dependent rearrangement of structure. Creep...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003569
EISBN: 978-1-62708-180-1
... methods are described subsequently. Metals and Alloys Various metals and alloys are used widely in mechanical engineering, but their degrees of cavitation erosion resistance are quite different. Generally, hard metals have a good resistance, although the hardness is not always a good indicator...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003532
EISBN: 978-1-62708-180-1
... the metal to pull away from the resin, producing shrinkage gaps that promote poor edge retention ( Fig. 10a , b ) because of the different rates of thermal contraction. Fig. 10 Light micrographs of the surface of a carburized 8620 alloy steel specimen mounted in phenolic resin. Note the shrinkage...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006780
EISBN: 978-1-62708-295-2
... to allow time-dependent rearrangement of structure. Creep behavior of a polycrystalline metal or alloy often is considered to begin at approximately one-third to one-half of its melting point (~0.3 to 0.5 T M ) measured on an absolute temperature scale (degrees Kelvin or Rankine). However, this rule...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006784
EISBN: 978-1-62708-295-2
... and manufacturing problems are both described in this article. Many metals and alloys are susceptible to hydrogen damage; however, specific forms of hydrogen damage are generally more common within particular alloy systems. Hydrogen damage in one form or another can severely restrict the use of certain...