Aspect Before Analysis

3 cases · 3 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Microstructure: Bainite Detail focus: Damage clear all

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Detail of the detached layer, about 1.5 mm thick.
48
VIEW
ML00108 / Dec.2017
Thermal Spray Layer in a Pinion Shaft
M - High Strength Low AlloyP - ShaftAp - EngineCd - Coating Defect
Cm - Aspect Before AnalysisDf - Layer Detachment
The aspect of the pin fracture surface shows that a fatigue crack propagated from the pin surface at the edge of a lubrication hole in the chromium plated pin.
83
VIEW
ML00081 / Aug.2017
Hydrogen Cracking of a Chromium Plated Carburized Pin
M - Low Alloy for Thermochemical TreatmentP - Chromium PlatedAp - AutomotiveCd - Hydrogen Embrittlement
Cm - Aspect Before AnalysisDf - Fatigue Fracture
Fracture occurred during fabrication of a low carbon steel automotive part, welded by SAW process in one fillet, between a superior plate (8mm thick) and an inferior plate (12 mm thick). See the schematic drawing in the next figure.
290
VIEW
ML00069 / May.2017
Liquation Cracks in SAW of Low Carbon Steel
M - Low Carbon SteelP - Fabrication WeldAp - AutomotiveCd - Welding Defect
Cm - Aspect Before AnalysisDf - Fracture