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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047165
EISBN: 978-1-62708-217-4
... that the crack indication is removed Chemically treat repaired area in preparation for painting, then paint In initial liquid-penetrant inspection, the area containing the crack indication did not bleed out. However, the crack became apparent after light surface polishing. The wheel half...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001005
EISBN: 978-1-62708-215-0
... property determined. The hardness of the failed steering arms were consistently within the required hardness range of 285 to 341 HB. Discussion Forging slugs were blanks are prepared from annealed 4135 alloy bar material by shearing to the appropriate length. The process of forging the steering arm...
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
... exhibit a T g . The metallization interface was analyzed by preparing samples from group 3, the group that exhibited consistent gross delamination. Samples were prepared for transmission FTIR by replication in amyl acetate on potassium chloride blanks. During preparation, it was noted...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c0048795
EISBN: 978-1-62708-220-4
..., and water was admitted to the vessel through a fitting in the cover plate until the vent that was within 3 mm ( 1 8 in.) of the inside surface at the top showed a full-bore discharge of water, at which time it was blanked off. The specified hydrostatic proof test called for a pressure of 48 MPa...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... to the surface. Courtesy of J. Sampson, NASA Another destructive method is ICP-OES, which provides beneficial information on trace elements in an alloy. ICP-OES requires care in preparation of standards, blanks, and specimens for analysis. Machining chips from the suspect part using a clean roughing mill...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001601
EISBN: 978-1-62708-235-8
... conventional tube making methods. The Flow Forming Process Flow forming is used to produce a seamless tube with tight dimensional tolerances. Seamless tubing, theoretically, may represent the ultimate in reliability. 2 A metal blank or preform is formed over a rotating mandrel. The metal blank...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001814
EISBN: 978-1-62708-180-1
... percentage of the cases. A simple stereomicroscope generally suffices. Microstructural examination at and away from the damage and at the origin is imperative. This generally requires good edge-retention preparation, which is relatively easy for tool steels. A large percentage of tool and die failures...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006818
EISBN: 978-1-62708-329-4
... percentage of the cases. A simple stereomicroscope generally suffices. Microstructural examination at and away from the damage and at the origin is imperative. This generally requires good edge-retention preparation, which is relatively easy for tool steels. A large percentage of tool and die failures...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001848
EISBN: 978-1-62708-241-9
... to thank the management and the employees of SOPAL Society for their cooperation and assistance in the preparation of samples for laboratory analysis. References References 1. Chastel Y. , Caillet N. , Bouchard P.O. : Quantitative analysis of the impact of forging operations...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003507
EISBN: 978-1-62708-180-1
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001815
EISBN: 978-1-62708-180-1
... dissipated from the oil is equal to the heat extracted by the oil). Damage to and failures of gears can and do occur as a direct or indirect result of lubrication problems. Spur and Bevel Gears Spur-gear teeth are cut straight across the face of the gear blank, and the mating teeth theoretically meet...
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
... coupling were formed during welding and subsequently penetrated the section when the coupling was subjected to the thermal shock of steam injection. Where welding is required, a weldable-grade casting should be specified to ensure freedom from hot fissuring. A welded-on blank cap began leaking during...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006810
EISBN: 978-1-62708-329-4
...-sectional specimens prepared through fractures are used to classify fracture paths (transgranular or intergranular), to establish the mode of fracture (e.g., shear or cleavage), and to locate and identify crack-initiation sites. Plating before mounting can be used to preserve the edge or edges...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006927
EISBN: 978-1-62708-395-9
... blank shapes (sheet goods, rods, bars, etc.) of the various plastics materials are a good resource for machining recommendations. They will also have relationships with the raw material suppliers and can seek assistance from them if needed. Blow Molded Parts Blow molding is used for hollow parts...
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
... Practice for Evaluation of Technical Data ASTM E 1020—Standard Practice for Reporting Incidents ASTM E 860—Standard Practice for Examining and Preparing Items that Are or May Become Involved in Criminal or Civil Litigation Fitness-for-Service (FFS) Assessments Pressure-containing components...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001780
EISBN: 978-1-62708-241-9
... sulfide inclusions on a plane of ductile overload perpendicular to the rolling direction. The inclusions are not symmetric since the original rolled blank was used in a later forging operation Indeed, the author has been asked specifically what deficiencies (if any) resulfurized steels may pose...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003500
EISBN: 978-1-62708-180-1
... alignment Imbalance Inadequate bearing contact Inadequate testing Preparation for shipment Oil system not clean Inadequate drainage Protective coating not applied Wrong coating used Equipment not cleaned Protection Insufficient protection Corrosion by salt Corrosion by rain or humidity Poor packaging...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001808
EISBN: 978-1-62708-180-1
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006753
EISBN: 978-1-62708-295-2
... preparation prior to working Residual-stress cracking due to flowforming Lüders lines due to forming strain rate Microstructural damage due to shearing, blanking, piercing Overheating damage during spring winding Laps and cracks due to shot peening Stress-corrosion cracking due to use...
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
... (inverse pole figure: blue is 111, green is 101, and red is 001) taken from as-built 316L prepared using selective laser melting. Source: Ref 26 The microstructure also may vary with the part being fabricated due to the variation in build models and the use of support stilts. These metallurgical...