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UNS S44004

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c0047917
EISBN: 978-1-62708-227-3
... concentration 416 UNS S41600 440C UNS S44004 Corrosion fatigue A support bearing of a hydrofoil vessel failed after only 220 h of operation. The bearing ( Fig. 1 ) consisted of an outer ring made of chromium-plated AISI type 416 stainless steel and an inner ring with a spherical outer surface made...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0047935
EISBN: 978-1-62708-225-9
... used grease was nonconductive. It was concluded that the pits were formed by momentary welding between the ball and ring surfaces. The lubricant was replaced by electrically conductive grease as a corrective measure. Lubricants Melting Resistivity Welding 440C UNS S44004 (Other...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0047968
EISBN: 978-1-62708-225-9
... life Supports Temperature 440C UNS S44004 Fatigue fracture Rolling-contact wear The radial-contact ball bearings supporting a computer microdrum became noisy and were removed for examination. A sample of the lubricant used with the bearings was sent to the laboratory with four sets...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006448
EISBN: 978-1-62708-217-4
... to ensure that a source of hydrogen is not introduced during the plating operation. Electroplating Martensitic stainless steels Nondestructive testing 440C UNS S44004 Stress-corrosion cracking Pitting corrosion Hydrogen damage and embrittlement Three wing flap hinge bearings were received...