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Published: 15 May 2022
Fig. 15 Face plates, vacuum plates, and shaping plates of a hollow profile process More
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c9001245
EISBN: 978-1-62708-232-7
... Abstract A working roll of 210 mm diam and 500 mm face length was examined because of shell-shaped fractures. The roll consisted of Fe-0.83C-1.6Cr steel. The chromium content was low for a roll of this diam. The crack origin was located about 10 mm under the roil face. Surface hardness (HV1...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047059
EISBN: 978-1-62708-217-4
... Abstract The governor on an aircraft engine failed and upon disassembly of the unit, it was discovered that the retainer for the flyweight pivot pins was broken. The channel-shaped retainer was made of 0.8 mm (0.030 in.) thick 1018 or 1020 steel. The part was plated with copper, which acted...
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Published: 01 January 2002
Fig. 37 Dimensions of a ring gear shape. Shape limitation: length/wall thickness ≤ 1.5; inside diameter (ID)/outside diameter (OD) > 0.4. Minimum wall thickness (WT) is defined by WT ≥ 2.25 × module + [0.4 × 5 (mod × L × OD 3 ) 1/2 ] More
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Published: 01 January 2002
Fig. 12 Barrel-shape and hourglass-shape journals. These types of journals can penetrate the oil film and result in bearing failure because of increased loading in localized areas. More
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Published: 30 August 2021
Fig. 9 (a) Barrel-shaped and (b) hourglass-shaped journals. These types of journals can penetrate the oil film and result in bearing failure because of increased loading in localized areas. More
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Published: 01 June 2019
Fig. 4 The irregular shape of this pore indicates that it may be due in part to entrained air or turbulence in the die. The crack at the arrow may be indicative of a mild form of shrinkage. More
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Published: 01 June 2019
Fig. 5 The irregular shape of the largest pore here is typical of entrained air porosity. More
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Published: 01 June 2019
Fig. 3 Macrograph of fractured shaft. Note the elliptical shape of the propagating fatigue crack. The scale markings are 0.1 in. More
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Published: 01 June 2019
Fig. 9 a. In the unaffected part. Change of shape and distribution of the manganese sulfide inclusions as the weld seam is approached, longitudinal polished section, unetched. 500 × b). In the proximity of the weld seam. Change of shape and distribution of the manganese sulfide inclusions More
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Published: 01 June 2019
Fig. 4 Crack (a) and broken-open fracture surface (b) of failed wedge-shaped middle tapered ring. 6× More
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Published: 01 June 2019
Fig. 6 Significant volume fraction of manganese sulfide inclusions in wedge-shaped tapered ring microstructure. 73× More
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Published: 01 June 2019
Fig. 7 Rod-shaped sulphide inclusions under SEM examination, at × 450 More
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Published: 01 June 2019
Fig. 2 Cracks in the back wall of impeller II following the shape of the blades. 2 3 × More
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Published: 01 June 2019
Fig. 2 View on Fracture. (Note crescent shaped lip at top right.) More
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Published: 01 June 2019
Fig. 5 Side Wall Tube Near Throat - Note relatively flat oxidized crescent shaped crack propagating from the outside inward. More
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Published: 01 June 2019
Fig. 10 Fracture Surface - Note dark area corresponding to crack whose shape indicates propagation inside out. More
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Published: 01 June 2019
Fig. 6 Grain Morphology of Fusion Zone Indicating Teardrop-Shaped Weld Pool (a) and Schematic of Moving Weld Pool (b) [ 2 ]. More
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Published: 01 June 2019
Fig. 6 Form (shape) factors of isolated delta ferrite in the cladding of the Midland control specimens. More
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Published: 01 June 2019
Fig. 2 Perfectly shaped dimple. The flattening of 50% of the conical wall thickness is necessary only with aluminium sheet. More