Copper Alloy

3 cases · 3 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Detail focus: In the Center of the Thickness clear all

Copper Alloy — sub-branches

Aluminum Brass 1Aluminum Bronze 2Brass 3Cupronickel 1Pure Copper 1Tin Bronze 1

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Micrographic aspect of the tube out of the damaged region, in a longitudinal section, showing the grain refined copper structure.
96
VIEW
ML00180 / Mar.2022
Local Melting of Copper Cooling Tubes
M - Pure CopperP - Cooling TubeAp - SiderurgyCd - Overheating
Cm - FeCl3+HCl+H2O Etched MicroDf - In the Center of the Thickness
Micrography of a tube transverse section, at the through wall cracking position, showing intergranular morphology of the stress corrosion cracking. In the center of the thickness, far from the external surface corroded layer, the cracks are intergranular but did not present any dealloying evidence.
49
VIEW
ML00165 / Jul.2020
SCC of Aluminum Bronze Heating Coil
M - Aluminum BronzeP - Seamless tubeAp - Oil and GasCd - Stress Corrosion
Cm - FeCl3+HCl+H2O Etched MicroDf - In the Center of the Thickness
Detail of the structure in the center of the thickness. Alpha grains and lamellar eutectoid structure.
28
VIEW
ML00044 / Feb.2017
Centrifugally Cast CuAl Bushing
M - Aluminum BronzeP - Cast BushingAp - EngineCd - Removed From Service
Cm - NH4OH+H2O+H2O2 Etched MicroDf - In the Center of the Thickness