Coarse Structure

2 cases · 2 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Standard: ALLOY clear all

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Micrographic detail of the fitting longitudinal section showing a coarse austenitic ferritic structure.
37
VIEW
ML00094 / Sep.2017
MIC of a Subsea Hydraulic Line
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Behavior
Cm - NaOH Electrolytic Etched MicroDf - Coarse Structure
Transverse section of the blade showing large grains of this poliycristaline cast material.
421
VIEW
ML00042 / Apr.2017
Gas Turbine Blade IN 939, Coated
M - NiCrCo AlloyP - CastAp - Gas TurbineCd - Intergranular Cracking
Cm - H2SO4+HNO3+H3PO4 Etched MicroDf - Coarse Structure