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ML00026 - Feb.2017donated by: Marcelo Tomazela

Autogenous Seam Welded Tube in Ferritic SS

Micrography of the transverse section of the tube presenting the columnar grains of the autogenous weld, in the central region of the weld.

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of the of the presenting the of the , in the central region of the weld.
M

Material

Ferritic Stainless Steel
  • UNS S40900
  • ASTM A 268 TP 409
Ds

Description

adopted for resisting the temperature and corrosive action of exhausting gases from combustion .

C

Chemistry (% in weight)

Product Analysis

0.04C; 0.61Si; 0.22Mn; 0.018P; 0.005S; 11.55Cr; 0.22Ni; 0.02Mo; 0.54Ti.

Associated Images
Transverse section of the 1/16" thick tube at the autogenous seam weld.
588
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Autogenous Weld
Seam welded tube, nominal diameter 2 1/4" and thickness 1/16".
105
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Aspect Before AnalysisDf - Autogenous Weld
Equiaxial grains of a ferritic structure, in a longitudinal section of the tube.
97
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Longitudinal Section
Equiaxial grains of a ferritic structure, in a longitudinal section of the tube.
67
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Equiaxial Grains
Equiaxial grains of a ferritic structure, in a longitudinal section of the tube.
48
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Ferrite
Equiaxial grains of a ferritic structure, in a transverse section of the tube.
40
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Transverse Section
Equiaxial grains of a ferritic structure, in a transverse section of the tube.
35
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Equiaxial Grains
Equiaxial grains of a ferritic structure, in a transverse section of the tube.
37
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Ferrite
Micrography of the transverse section of the tube presenting the autogenous weld at the fusion line.
40
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Fusion Line
Micrography of the transverse section of the tube presenting the autogenous weld at the fusion line.
27
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Fusion Line
Micrography of the transverse section of the tube presenting the columnar grains of the autogenous weld, in the central region of the weld.
26
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Columnar Grains
Micrography of the transverse section of the tube presenting the columnar grains of the autogenous weld, in the central region of the weld.
22
VIEW
ML00026 / Feb.2017
Autogenous Seam Welded Tube in Ferritic SS
M - Ferritic Stainless SteelP - Fabrication WeldAp - AutomotiveCd - Typical manufacturing
Cm - Kalling Etched Micrography by OMDf - Columnar Grains