Secondary Cracks

1 case · 1 image

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Application: Structure Microstructure: Alpha & Beta Capture method: Optical Microscope clear all

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Micrographic detail of the damaged plate (the side of the bullet impact is to the top of the figure). The projectile, in the right side, sheared the plate but did not perforate it and created longitudinal ductile secondary cracks in the middle of the thickness. HF+HNO3+H2O chemical etch.
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ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Micrography by OMDf - Secondary Cracks