Structure

2 cases · 9 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Capture method: Aspect Before Analysis Detail focus: Damage clear all

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General aspect of the degradated wires of the strand, most part presenting rust and rupture. There are two mais aspects of the degradation: wire thickness reduction by corrosion and cracks creating a longitudinal fracture of several wires.
96
VIEW
ML00155 / Jan.2020
Failure of a Prestressed Concrete Steel Strand
M - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Cm - Aspect Before AnalysisDf - Fracture
The fracture surface is flat and smashed due to the shearing action.
87
VIEW
ML00007 / Dec.2020
Free Machining Brass in Shear Pin
M - BrassP - Machined PartAp - LiftingCd - Shear
Cm - Aspect Before AnalysisDf - Fracture

More from these cases

ML00155 — Failure of a Prestressed Concrete Steel StrandM - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Macro view of individual strand wires emerging from the anchorage fitting, most surfaces covered in reddish-brown corrosion product and several wire ends showing fracture.
4
VIEW
ML00155 / Jan.2020
Failure of a Prestressed Concrete Steel Strand
M - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Cm - Aspect Before AnalysisDf - Corrosion
Cross-section at the wire surface showing a deep corrosion pit with branching attack adjacent to the longitudinally drawn metal texture.
4
VIEW
ML00155 / Jan.2020
Failure of a Prestressed Concrete Steel Strand
M - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Cm - Aspect Before AnalysisDf - Corrosion
Cross-sectional view of a wire showing irregular corrosion pits penetrating inward from both surfaces.
4
VIEW
ML00155 / Jan.2020
Failure of a Prestressed Concrete Steel Strand
M - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Cm - Aspect Before AnalysisDf - Corrosion
Failure of a Prestressed Concrete Steel Strand
4
VIEW
ML00155 / Jan.2020
Failure of a Prestressed Concrete Steel Strand
M - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Cm - Aspect Before AnalysisDf - Corrosion
Failure of a Prestressed Concrete Steel Strand
2
VIEW
ML00155 / Jan.2020
Failure of a Prestressed Concrete Steel Strand
M - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Cm - Aspect Before AnalysisDf - Fracture

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