UNS

2 cases · 5 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Condition: Damage Capture method: Optical Microscope Detail focus: Close to the Internal Surface clear all

UNS — sub-branches

A03560 1A96061 1C12000 1C28000 1C36000 1C60800 1C68700 1F32800 2G10050 1G10080 1G10200 2G10450 1G10550 1G10700 1G10800 1G12110 1G15220 mod 1G15240 1G41300 3G41400 2G43400 1G48200 1G61500 1J23055 1J91540 1K03101 2N02200 1N04400 1N07718 3N08705 1R50400 2R56400 1S15500 1S17400 3S17700 1S21800 2S30300 1S30400 4S30409 1S31600 4S31603 3S32304 1S32750 3S32760 2S42000 3S43100 mod 1

Results

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MIC in Aluminum Brass Tubes
2
VIEW
ML00170 / Sep.2020
MIC in Aluminum Brass Tubes
M - Aluminum BrassP - Seamless tubeAp - MaritimeCd - Preferential Dissolution
Cm - FeCl3+HCl+Ethanol Etched MicroDf - Close to the Internal Surface
Micrography of a transverse section of the seam weld, close to the internal surface, presenting several cracks perpendicular to the thickness.
37
VIEW
ML00061 / Apr.2017
Creep in a Seam Weld of a 304H SS Fitting
M - Austenitic Stainless SteelP - Fabrication WeldAp - Chemical IndustryCd - Creep
Cm - Micrography by OM using A262 Method ADf - Close to the Internal Surface

More from these cases

ML00061 — Creep in a Seam Weld of a 304H SS FittingM - Austenitic Stainless SteelP - Fabrication WeldAp - Chemical IndustryCd - Creep
Micrographic detail of the seam weld close to the internal surface, presenting the needles that are the result of microsctructural evolution and cracks filled with oxides.
36
VIEW
ML00061 / Apr.2017
Creep in a Seam Weld of a 304H SS Fitting
M - Austenitic Stainless SteelP - Fabrication WeldAp - Chemical IndustryCd - Creep
Cm - Micrography by OM using A262 Method ADf - Close to the Internal Surface
Micrography of a transverse section of the circumferential butt weld, close to the internal surface, presenting a shallow localized corrosion at the margin of the weld.
24
VIEW
ML00061 / Apr.2017
Creep in a Seam Weld of a 304H SS Fitting
M - Austenitic Stainless SteelP - Fabrication WeldAp - Chemical IndustryCd - Creep
Cm - Micrography by OM using A262 Method ADf - Close to the Internal Surface
Micrographic detail of the circumferential butt weld, close to the internal surface, at the localized corrosion in the margin of the weld.
27
VIEW
ML00061 / Apr.2017
Creep in a Seam Weld of a 304H SS Fitting
M - Austenitic Stainless SteelP - Fabrication WeldAp - Chemical IndustryCd - Creep
Cm - Micrography by OM using A262 Method ADf - Close to the Internal Surface