CrMo Steel

1 case · 3 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Capture method: Micrography by OM clear all

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Micrography of a longitudinal section of the bolt at the fracture surface. The material showed several creep voids and interconnected cracks. The broken bolt remained in service during some time and the fracture surface presented a thick oxide layer(grey). As polished.
529
VIEW
ML00004 / Jun.2018
Creep in High Temperature Bolts
M - CrMo SteelP - FastenerAp - Gas TurbineCd - Creep
Cm - Micrography by OMDf - Oxide Layer

More from these cases

ML00004 — Creep in High Temperature BoltsM - CrMo SteelP - FastenerAp - Gas TurbineCd - Creep
Micrographic detail of the creep voids and interconnected cracks. The broken bolt remained in service during some time and the fracture surface presented a thick oxide layer(grey). As polished.
121
VIEW
ML00004 / Jun.2018
Creep in High Temperature Bolts
M - CrMo SteelP - FastenerAp - Gas TurbineCd - Creep
Cm - Micrography by OMDf - Interconnected Cracks
Micrographic detail of the creep voids and interconnected cracks. The broken bolt remained in service during some time and the fracture surface presented a thick oxide layer(grey). As polished.
101
VIEW
ML00004 / Jun.2018
Creep in High Temperature Bolts
M - CrMo SteelP - FastenerAp - Gas TurbineCd - Creep
Cm - Micrography by OMDf - Voids