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UNS G86200

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0047939
EISBN: 978-1-62708-225-9
... G86200 4620 UNS G46200 (Other, miscellaneous, or unspecified) failure The roller bearing shown in Fig. 1 was one of two that were mounted in an electric motor/gearbox assembly. Rough operation of the bearing was observed, and the unit was shut down. The bearing was removed and submitted...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0092148
EISBN: 978-1-62708-235-8
... treated. Hydraulic valves Retained austenite Seizing 8620 UNS G86200 1117 UNS G11170 (Other, general, or unspecified) distortion Heat treating-related failures Occasional failures were experienced in spool-type valves used in a hydraulic system. When a valve would fail, the close...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.machtools.c0047964
EISBN: 978-1-62708-223-5
..., the spindle of the grinding machine was reconditioned to eliminate the undulations and retained austenite was minimized by careful heat treatment. Bevel gears Cracks Gear boxes Magnetic particle testing Spalling Surface grinding 8620 UNS G86200 Rolling-contact wear The service life...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.design.c0047817
EISBN: 978-1-62708-233-4
... was changed to a one-piece forging and circulation of atmosphere during heat treatment was permitted through a hole drilled in the flange end of the rod to avoid decarburization. Friction Welding Holes Roughness Stress concentration 8620 UNS G86200 Fatigue fracture Heat treating-related failures...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0046028
EISBN: 978-1-62708-235-8
.... Clutches Impact strength Surface defects 8620 UNS G86200 Brittle fracture The latch tip on the main-clutch stop arm shown in Fig. 1(a) fractured during normal operation in a business machine. In operation, the latch tip was subjected to intermittent impact loading. Three stop arms that failed...