1-20 of 29 Search Results for

atomizing nozzle

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.usage.c9001508
EISBN: 978-1-62708-236-5
...-P-408 gas turbine (turbojet) engines, involves the rework and/or replacement of many components including the fuel nozzle heat shields. These heat shields, which are fabricated by press forming from annealed type 321 corrosion resistant steel (CRES) sheet, are utilized to keep hot combustion gases...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001837
EISBN: 978-1-62708-241-9
...Abstract Abstract This case study describes the failure analysis of a steel nozzle in which cracking was observed after a circumferential welding process. The nozzle assembly was made from low-carbon CrMoV alloy steel that was subsequently single-pass butt welded using gas tungsten arc welding...
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
...Abstract Abstract A 76 mm (3 in.) type 304 stainless steel tube that was used as a heat shield and water nozzle support in a hydrogen gas plant quench pot failed in a brittle manner. Visual examination of a sample from the failed tube showed that one lip of the section was eroded from service...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001812
EISBN: 978-1-62708-241-9
.... The application of LME as a failure analysis tool is also discussed. fasteners nozzles valves fracture mercury lead cadmium zinc structural alloys cracking cleavage radiography fracture toughness 5083-O (wrought aluminum magnesium alloy) UNS A95083 10Zn-2Pb (free-machining brass...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006819
EISBN: 978-1-62708-329-4
... history. Examples of this are cyclic pressure loading in a pressure vessel where nozzle loads do not scale directly with pressure. Other examples of nonproportional loading are aircraft fuselage or automotive frame loading and shafts subjected to out-of-phase torsion and bending. Nonproportional...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006821
EISBN: 978-1-62708-329-4
... the fuel nozzle was removed, it was discovered that the burner had been mounted in reverse, facing the compressor end instead of the turbine end of the engine. The atomizer end of the fuel nozzle was melted at the elbow end and had holes from the melting and resolidification processes. The damage...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001818
EISBN: 978-1-62708-180-1
... in commerical materials and define acceptability standards for the producer. Many imperfections are detected before actual operation. For example, a crack indication was found in a forged nozzle by magnetic-particle inspection before welding of the nozzle into a pressure vessel. The nozzle manufacturer had...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006812
EISBN: 978-1-62708-329-4
.... Effects of Construction Practices Many imperfections are detected before actual operation. For example, a crack indication was found in a forged nozzle by magnetic-particle inspection before welding of the nozzle into a pressure vessel. The nozzle manufacturer had found the crack and, instead...
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
... for an increase of both strength and ductility (toughness). However, the grain boundaries are also a region with many faults, dislocations, and voids. This relative atomic disarray of the grain boundaries, as compared to the more regular atomic arrangement of the grain interiors, provides an easy path...
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
... the preferred path of cracking. Grain boundaries are a region with many faults, dislocations, and voids. This relative atomic disarray of the grain boundaries, as compared to the more regular atomic arrangement of the grain interiors, provides an easy path for diffusion-related alterations. Grain boundaries...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006807
EISBN: 978-1-62708-329-4
... atomic and dislocation mobility, increased equilibrium concentration of vacancies, and additional pathways for dislocation motion, among other things. These are diffusion-controlled mechanisms, and, by virtue of being so, they introduce a time dependency to the design problem at hand. This time...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001756
EISBN: 978-1-62708-241-9
... in blades, accompanying aerofoil flutter, and acoustic fatigue of sheet metal components in the combustor, nozzle, and augmenter also can contribute to HCF in gas turbine engines [ 1 , 2 ]. Other contributing factors generally include environmental conditions, corrosion, and cyclic loads, over-firing...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006838
EISBN: 978-1-62708-329-4
... at specific locations on a build platform or part. The materials in the AM jetting processes involved controlled deposition of curable polymers or atomized melt (material jetting) or powder deposition with binder resins (binder jetting). Other AM technologies emerged with the development of selective laser...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001396
EISBN: 978-1-62708-229-7
... a boiler of the type fitted with flow-control nozzles at the inlet ends of the tubes, and if these nozzles become choked with scale or foreign matter, than the resulting water starvation can lead to overheating. If this is severe it will result in steam generation and progressive oxidation of the tube...
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
... in the nickel-iron matrix Deposition of graphite on the alloy surface in different orientations Growth of graphite into the metal phase by carbon atoms from the solid solution, attaching to graphite planes growing vertical to the metal surface Destruction of the metal phase by the inward-growing...
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
...) are extremely noble because of their passive films. In general, these alloys are not susceptible to galvanic corrosion, and their ease of polarization tends to minimize adverse galvanic effects on other metals or alloys. Because of the ease with which they pick up hydrogen in the atomic state, they may...
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
...) are extremely noble because of their passive films. In general, these alloys are not susceptible to galvanic corrosion, and their ease of polarization tends to minimize adverse galvanic effects on other metals or alloys. Because of the ease with which they pick up hydrogen in the atomic state, they may...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006785
EISBN: 978-1-62708-295-2
... the protective film to the metal surface. Injurious ions will chemisorb on the metal surface, forming a bond between the ion and the metal atom. There are several proposed mechanisms that describe how the adsorbed injurious ions facilitate crack propagation. The specific steps involved in each mechanism vary...
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
... to the deterioration of metal components and result in failure, notably of pressure vessels and pipes. Under certain conditions of temperature and hydrogen partial pressure, atomic hydrogen permeates the steel and reduces iron carbide (Fe 3 C) to form methane (CH 4 ). The methane does not diffuse from the metal...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003553
EISBN: 978-1-62708-180-1
.... There is preferential dissolution of one microstructural constituent (such as a grain boundary) that is anodic with respect to the main body of the metal. Adsorption of damaging ions weakens the atomic bonds at the crack tip, allowing them to be pulled apart at a lower-than-normal applied stress. More detail...