182

1 case · 3 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Capture method: Transverse Section Aspect clear all

182 — sub-branches

grade F22 1grade F51 1grade F53 1grade F55 2grade F6NM 1

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Aspect of a section cut transverse to the center of the body. The crack is brittle, trough wall, and was arrested in the region where the valve body was welded to the insert.
105
VIEW
ML00134 / Aug.2020
Brittle Fracture of a Superduplex Valve Body
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Fracture
Cm - Transverse Section AspectDf - Cracking

More from these cases

ML00134 — Brittle Fracture of a Superduplex Valve BodyM - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Fracture
Aspect of a section cut transverse to the center of the body. The structure of the valve body was not uniform and close to the BX groove body face the structure was more degradated than in the bottom of the body, as it will be presented in the next figures.
83
VIEW
ML00134 / Aug.2020
Brittle Fracture of a Superduplex Valve Body
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Fracture
Cm - Transverse Section AspectDf - Cracking
Aspect of a section cut transverse to the center of the body. The cracking is brittle, trough wall.
58
VIEW
ML00134 / Aug.2020
Brittle Fracture of a Superduplex Valve Body
M - Super Duplex Stainless SteelP - Fabrication WeldAp - SubseaCd - Brittle Fracture
Cm - Transverse Section AspectDf - Cracking