Fractography by SEM

4 cases · 4 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Product: Raw Material Detail focus: Intergranular Cracking clear all

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Scanning electron fractography (originally 1000x), showing intergranular aspects in the fracture surface.
42
VIEW
ML00138 / Jun.2018
Liquid Metal Embrittlement of a HSLA Steel
M - High Strength Low AlloyP - Coated ProductAp - Mechanical IndustryCd - Liquid Metal Embrittlement
Cm - Fractography by SEMDf - Intergranular Cracking
Fracture appearance in a brittle region, presenting an intergranular morphology.
93
VIEW
ML00046 / Jan.2018
Brittle Fracture of SS Shear Pin
M - Martensitic Stainless SteelP - Machined PartAp - EnergyCd - Intergranular Cracking
Cm - Fractography by SEMDf - Intergranular Cracking
Intergranular morphology of the fracture in a scanning electron microscopy image.
65
VIEW
ML00071 / Jan.2019
Reheating Cracking of a CrMo Vessel Weld
M - CrMo SteelP - In Field WeldAp - EnergyCd - Welding Defect
Cm - Fractography by SEMDf - Intergranular Cracking
After opening the crack the fracture surface presented different aspects close to the surface, initiation mechanism, and through the wall propagation. Detail of the intergranular cracking mechanism close to the internal surface.
98
VIEW
ML00011 / Oct.2017
Intergranular SCC of Pure Nickel
M - Unalloyed NickelP - Wrought FittingAp - Chemical IndustryCd - Stress Corrosion
Cm - Fractography by SEMDf - Intergranular Cracking