UNS

16 cases · 32 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Capture method: Transverse Section Aspect clear all

UNS — sub-branches

A03560 2A08500 1A96061 1C12000 1C28000 1C36000 1C60800 1C68700 1C70600 1C85710 1C92200 1C95300 1F11701 1F32800 2F34800 1G10050 1G10080 1G10100 1G10200 2G10450 2G10500 1G10550 1G10600 1G10700 2G10800 2G10900 1G12110 1G15220 mod 1G15240 1G41300 4G41400 3G43400 1G48200 1G61500 1G86300 2J23055 1J91540 2J92900 1K03101 2K81340 1N02200 1N04400 1N07718 7N08705 1R50400 2R56400 3S15500 1S17400 3S17700 1S21800 2S30300 1S30400 4S30403 1S30409 1S31600 4S31603 3S32304 1S32750 5S32760 2S40900 2S41500 1S42000 3S43100 mod 1T31501 1

Results

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Transverse section of the tube in a position of localized thinning.
60
VIEW
ML00180 / Mar.2022
Local Melting of Copper Cooling Tubes
M - Pure CopperP - Cooling TubeAp - SiderurgyCd - Overheating
Cm - Transverse Section AspectDf - Localized Thinning
Macrosection of the wire rope, transverse, showing 6 strands and an independent wire rope core (IWRC). Each strand presents three layers in a SEALE construction.
92
VIEW
ML00175 / Aug.2021
Localized External Wear of a Wire Rope
M - High Carbon SteelP - Wire RopeAp - Oil and GasCd - Wear
Cm - Transverse Section AspectDf - Plastic Deformation
Macrography of a transverse section of the tube close to the leakage point, evidencing a localized thinning from the internal side of the tube.
65
VIEW
ML00170 / Sep.2020
MIC in Aluminum Brass Tubes
M - Aluminum BrassP - Seamless tubeAp - MaritimeCd - Preferential Dissolution
Cm - Transverse Section AspectDf - Localized Thinning
SCC of Austenitic SS Flange Stub End
1
VIEW
ML00168 / Aug.2020
SCC of Austenitic SS Flange Stub End
M - Austenitic Stainless SteelP - Stub EndAp - Chemical IndustryCd - Stress Corrosion
Cm - Transverse Section AspectDf - Cracks
Flat casting product presenting several thermal fatigue cracks all thorugh the surfaces. 1" thicknes.
171
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Transverse Section AspectDf - Cracks Transverse to the Surface
The metallic part of the fork handle is about 9mm wide. It was cut in a transverse section and the profile is shown in this figure. The thickness is 1mm and the curvature depth is about 3mm.
85
VIEW
ML00151 / Dec.2018
Ferritic Stainless Steel of a Flatware Fork
M - Ferritic Stainless SteelP - Foodstuff ArticleAp - KitchenCd - Typical manufacturing
Cm - Transverse Section AspectDf - Formed Profile
Aspect of the 3/8" thickness, 50 mm x 50 mm, 6061 T6 aluminum plate, in a section transverse to the impact position that is to the top of the figure. The perforated hole expulsed the material to the top and bottom directions. The hole is larger in the exit of the bullet.
23
VIEW
ML00145 / Sep.2018
Impact of a .380 Winchester on 6061 T6 Plate
M - Aluminum Magnesium SiliconP - Rolled PlateAp - StructureCd - Pierced
Cm - Transverse Section AspectDf - Transverse Section
Aspect of the 3/8" thickness plate, 50 mm x 50 mm, of the titanium alloy, in a section transverse to the impact position that is to the top of the figure. The projectile did not perforate the plate but caused a localized plastic deformation and cracks that appear in the opposite site of the plate at the projectile impact position.
11
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Transverse Section AspectDf - Transverse Section

More from these cases

ML00180 — Local Melting of Copper Cooling TubesM - Pure CopperP - Cooling TubeAp - SiderurgyCd - Overheating
Transverse section of the tube in a position of wall perforation.
32
VIEW
ML00180 / Mar.2022
Local Melting of Copper Cooling Tubes
M - Pure CopperP - Cooling TubeAp - SiderurgyCd - Overheating
Cm - Transverse Section AspectDf - Leakage
Local Melting of Copper Cooling Tubes
1
VIEW
ML00180 / Mar.2022
Local Melting of Copper Cooling Tubes
M - Pure CopperP - Cooling TubeAp - SiderurgyCd - Overheating
Cm - Transverse Section AspectDf - Thinning
Local Melting of Copper Cooling Tubes
1
VIEW
ML00180 / Mar.2022
Local Melting of Copper Cooling Tubes
M - Pure CopperP - Cooling TubeAp - SiderurgyCd - Overheating
Cm - Transverse Section AspectDf - Leakage
ML00175 — Localized External Wear of a Wire RopeM - High Carbon SteelP - Wire RopeAp - Oil and GasCd - Wear
Detail of the IWRC with 6 strands of 7 wires plus the core. It is possible to see that the outer wires of the external strands are plastically deformed, mainly in the upper side of the figure; and the core is manufactured using galvanized wires.
39
VIEW
ML00175 / Aug.2021
Localized External Wear of a Wire Rope
M - High Carbon SteelP - Wire RopeAp - Oil and GasCd - Wear
Cm - Transverse Section AspectDf - General View
Detail of the IWRC with 6 strands of 7 wires plus the core. It is possible to see that the outer wires of the external strands are plastically deformed, mainly in the upper side of the figure; and the core is manufactured using galvanized wires.
3
VIEW
ML00175 / Aug.2021
Localized External Wear of a Wire Rope
M - High Carbon SteelP - Wire RopeAp - Oil and GasCd - Wear
Cm - Transverse Section AspectDf - General View
ML00170 — MIC in Aluminum Brass TubesM - Aluminum BrassP - Seamless tubeAp - MaritimeCd - Preferential Dissolution
Macrograhy of
5
VIEW
ML00170 / Sep.2020
MIC in Aluminum Brass Tubes
M - Aluminum BrassP - Seamless tubeAp - MaritimeCd - Preferential Dissolution
Cm - Transverse Section AspectDf - Localized Thinning
ML00001 — Thermal Fatigue of Cast IronM - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Oriundos
59
VIEW
ML00001 / Dec.2017
Thermal Fatigue of Cast Iron
M - Nodular Cast IronP - CastAp - SiderurgyCd - Thermal Fatigue
Cm - Transverse Section AspectDf - Acicular Alpha
ML00144 — Impact of a .380 Winchester on Ti64 PlateM - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Aspect of the 3/8" thickness plate, 50 mm x 50 mm, of the titanium alloy, in a section transverse to the impact position that is to the top of the figure. The projectile did not perforate the plate but caused a localized plastic deformation and a shear effect.
15
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Transverse Section AspectDf - Transverse Section
Macrography of the 3/8" thickness titanium alloy plate, in a section. The side of bullet impact is to the top of the figure. The impact sheared the plate wall in a very localized position. HF+HNO3+H2O chemical etch.
20
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Transverse Section AspectDf - Plastic Deformation
Macrography of the 3/8" thickness titanium alloy plate, in a section. The impact side of the plate is to the top of the figure. The plate was sheared through wall in a very localized position. HF+HNO3+H2O chemical etch.
13
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Transverse Section AspectDf - Ductile Crack
Macrography of the 3/8" thickness titanium alloy plate, in a section. The side of bullet impact is to the top of the figure. The impact sheared the plate wall in a very localized position. HF+HNO3+H2O chemical etch.
12
VIEW
ML00144 / Aug.2018
Impact of a .380 Winchester on Ti64 Plate
M - Ti6Al4VP - Rolled PlateAp - StructureCd - Non-Pierced
Cm - Transverse Section AspectDf - Ductile Crack