FPSO

1 case · 6 images

Crevice Corrosion in a Subsea System — Aspect Before Analysis

Microstructure: Duplex Ferritic Austenitic Standard: 10217-7 Detail focus: Duplex structure clear all

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Micrography of the pipe base metal presenting a refined duplex ferritic austenitc structure, banded.
47
VIEW
ML00049 / Apr.2017
Pipe to Flange Welded Joint in a 14" ND Superduplex Spool
M - Super Duplex Stainless SteelP - Piping spoolAp - Oil and GasCd - Removed From Service
Cm - NaOH Electrolytic Etched MicroDf - Duplex structure

More from these cases

ML00049 — Pipe to Flange Welded Joint in a 14" ND Superduplex SpoolM - Super Duplex Stainless SteelP - Piping spoolAp - Oil and GasCd - Removed From Service
Micrographic detail of the pipe base metal presenting a refined duplex ferritic austenitc structure, banded.
56
VIEW
ML00049 / Apr.2017
Pipe to Flange Welded Joint in a 14" ND Superduplex Spool
M - Super Duplex Stainless SteelP - Piping spoolAp - Oil and GasCd - Removed From Service
Cm - NaOH Electrolytic Etched MicroDf - Duplex structure
Micrography of the flange base metal presenting a coarse duplex ferritic austenitc structure.
88
VIEW
ML00049 / Apr.2017
Pipe to Flange Welded Joint in a 14" ND Superduplex Spool
M - Super Duplex Stainless SteelP - Piping spoolAp - Oil and GasCd - Removed From Service
Cm - NaOH Electrolytic Etched MicroDf - Duplex structure
Micrographic detail of the flange base metal presenting a coarse duplex ferritic austenitc structure. Detrimental phases associated to the ferritic structure.
62
VIEW
ML00049 / Apr.2017
Pipe to Flange Welded Joint in a 14" ND Superduplex Spool
M - Super Duplex Stainless SteelP - Piping spoolAp - Oil and GasCd - Removed From Service
Cm - NaOH Electrolytic Etched MicroDf - Duplex structure
Micrographic detail of the flange base metal presenting a coarse duplex ferritic austenitc structure and detrimental phases associated to the ferritic structure.
48
VIEW
ML00049 / Apr.2017
Pipe to Flange Welded Joint in a 14" ND Superduplex Spool
M - Super Duplex Stainless SteelP - Piping spoolAp - Oil and GasCd - Removed From Service
Cm - Electrolytic Etch Micrography by SEMDf - Duplex structure
Micrographic detail of the flange base metal presenting a coarse duplex ferritic austenitc structure and detrimental phases associated to the ferritic structure.
39
VIEW
ML00049 / Apr.2017
Pipe to Flange Welded Joint in a 14" ND Superduplex Spool
M - Super Duplex Stainless SteelP - Piping spoolAp - Oil and GasCd - Removed From Service
Cm - Electrolytic Etch Micrography by SEMDf - Duplex structure