Acicular Ferrite

2 cases · 2 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

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3
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ML00155 / Jan.2020
Failure of a Prestressed Concrete Steel Strand
M - High Carbon SteelP - Wire RopeAp - StructureCd - Corrosion Fatigue
Cm - As polishedDf - Acicular Ferrite
Micrographic detail of the weld metal at the face of the joint showing the acicular ferrite structure. The hardness level in this region is about 250HV10.
41
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ML00129 / Apr.2018
Non qualified WPS for High Strength Steel
M - Low Alloy Medium Carbon QTP - Welded Testpiece for QualificationAp - Oil and GasCd - Non qualified
Cm - Nital Etched Micrography by OMDf - Acicular Ferrite