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platinum alloys

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001598
EISBN: 978-1-62708-232-7
...), and 4) evaluate the overall metallurgical condition of the melter and drain tube. Data generated by this investigation will be used in consideration for future melter design improvements. The CIM vessel, including the drain tube, was fabricated from an 80 wt.% platinum 20 wt.% rhodium alloy...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0006899
EISBN: 978-1-62708-225-9
... atoms into the metal lattice, causing loss of ductility. In stressed high-strength alloys, such as type 410 stainless steel, they induce hydrogen-stress cracking ( Ref 1 ). For the type 410 splice cause bolts, the MoS 2 antiseize compound provided the catalyst poison. Several failures of splice...
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
...Suggested maximum temperatures for various alloys in continuous, isothermal oxidizing atmospheres without excessive scaling Table 1 Suggested maximum temperatures for various alloys in continuous, isothermal oxidizing atmospheres without excessive scaling Alloy designation Temperature...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001676
EISBN: 978-1-62708-229-7
... between purges; or, (ii) permanently sealed at the time of manufacture and containing a static He atmosphere. A typical type (i) self-powered flux detector assembly is illustrated in Figure 1 . This assembly has six pairs of double-ended platinum detectors numbered from 1 (inboard) to 6 (outboard...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003539
EISBN: 978-1-62708-180-1
... Fig. 1 General features of fatigue fractures. Fig. 48 Artifacts generated by improper platinum sputter coating of a 4.6 mm (0.18 in.) diameter polycarbonate rotating beam fatigue specimen. This SEM view shows a pattern in the coating reminiscent of “mud-cracking.” Fig. 49...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006776
EISBN: 978-1-62708-295-2
... Fig. 1 General features of fatigue fractures Fig. 2 Close-up view of ratchet marks between distinct surface origin sites in an 18.4 cm (7.25 in.) low-alloy steel shaft that failed in rotating-bending fatigue. Ratchet marks (at arrows) are roughly radial steps formed where fatigue...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003533
EISBN: 978-1-62708-180-1
.... Fig. 13 Ductile fatigue striations in aluminum alloy 2024-T3. (a) The uniformity of the crack-propagation process is well illustrated. There was little or no interaction of the fracture process with the inclusion within the rectangle. The long ridges are believed to be high-angle steps at subgrain...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003517
EISBN: 978-1-62708-180-1
... and tubing. The article discusses metallurgical instabilities of steel-based alloys and nickel-base superalloys. It provides information on several life assessment methods, namely, the life fraction rule, parameter-based assessments, the thermal-mechanical fatigue, coating evaluations, hardness testing...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001560
EISBN: 978-1-62708-217-4
... polarization and linear polarization techniques. A standard three electrode cell was used with the steel as the working electrode, a saturated calomel electrode as the reference electrode, and a platinum electrode as the auxiliary electrode. A PAR 175 universal programmer, PAR 173 potentiostat with model 376...
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
...Approximate temperatures for onset of creep behavior for select alloy groups Table 1 Approximate temperatures for onset of creep behavior for select alloy groups Alloy group Temperature for onset of creep °C °F T as ratio of T M , K Aluminum alloys 150–200...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006769
EISBN: 978-1-62708-295-2
... of the coatings to suffer. Typical metals used for coating are gold and platinum, with finer-grained coatings being produced as the evaporation temperature increases. One drawback of metallic films is that the coating produced will be detected in any subsequent x-ray investigations. If chemical analysis...
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
...Suggested maximum operating temperatures for select alloys in continuous, isothermal oxidizing atmospheres without excessive scaling Table 1 Suggested maximum operating temperatures for select alloys in continuous, isothermal oxidizing atmospheres without excessive scaling Alloy...
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
..., copolymer, terpolymer, blends, alloys Additives: intentional, unintentional Molecular weight Molecular weight distribution Cross linking gives infinite molecular weight. Intermolecular order Crystallinity Orientation: intentional, unintentional Degree of fusion Thermal transitions...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003562
EISBN: 978-1-62708-180-1
... fretting Ti-6Al-4V (IMI 318) titanium alloy in a saline solution Fig. 30 Two views of an isometric projection of a scar in the crossed-cylinder arrangement Fig. 20 Fading of surface compressive stress induced with a number of fretting cycles by shot peening Fig. 27 Local...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003549
EISBN: 978-1-62708-180-1
.... Essentially, passivity refers to the loss of chemical reactivity experienced by certain metals and alloys under particular environmental conditions. That is, certain metals and alloys become essentially inert and act as if they were noble metals such as platinum and gold. Fortunately, from an engineering...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006829
EISBN: 978-1-62708-295-2
... versus fretting cycles for mild steel under gross slip 90 μm displacement amplitude in both dry air and nitrogen atmosphere. Adapted from Ref 74 Fig. 21 (a) Evolution of wear rate of a flat-on-flat low-alloyed steel contact as a function of the mean contact pressure for gross slip fretting...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001769
EISBN: 978-1-62708-241-9
... contribute directly to the formation of calcium carbonate, a critical factor in the buildup of scale and pitting corrosion on heat exchanger tubes. heat exchanger tubes pitting corrosion scale formation IA/PA mild steel scale deposits chemical analysis calcium concentration Mild steel (alloy...
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
..., uniform corrosion, pitting and crevice corrosion, intergranular corrosion, and velocity-affected corrosion. The article contains a table that lists combinations of alloys and environments subjected to selective leaching and the elements removed by leaching. corrosion crevice corrosion...
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
... The intensity 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...