Ferrous Alloys

2 cases · 2 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Application: Ship Capture method: Optical Microscope Detail focus: Secondary Cracks clear all

Ferrous Alloys — sub-branches

Carbon Steel 6Cast Iron 2High Alloy Steel 2Low Alloy Steel 3

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Micrographic detail of the fractured region transverse to the tooth. Secondary parallel cracks propagating in the tooth structure, tyypical of contact fatigue.
38
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ML00181 / Apr.2022
Wear of a Carburized Hypoid Gear
M - Low Alloy for Thermochemical TreatmentP - Pinion-crown assemblyAp - ShipCd - Wear
Cm - Nital Etched Micrography by OMDf - Secondary Cracks
Micrographic detail of the intergranular morphology of the cracking, adjacent to the fracture surface, in the starting point of the failure.
37
VIEW
ML00137 / Mar.2021
Brittle Fracture of a 15-5 PH Valve Spring
M - Precipitation Hardened Stainless SteelP - SpringAp - Oil and GasCd - Brittle Behavior
Cm - Kalling Etched Micrography by OMDf - Secondary Cracks