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This is an author-deposited version published in: https://sam.ensam.eu Handle ID: .http://hdl.handle.net/10985/6394
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Laurent LANGLOIS, Régis BIGOT, Saïd ETTAQI - Cobalt-based superalloy layers deposited on X38CrMoV5 steel base metal by explosion cladding process - 2008
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Illustrations Impact Zone Explosive Flyer plate Base plate Detonator And Booster
Explosion cladding set-up Zoom close to the impact zone during cladding process
Jet d Impact Zone Explosive Flyer plate Base plate Detonator And Booster
Explosion cladding set-up Zoom close to the impact zone during cladding process
Figure 2 X-ray diffraction Surface and interface surface Interface (80 + 6) mm 800 mm 800 mm
Bimaterial sheet obtained by explosive cladding 40 mm 10 mm 2 perpendicular cross sections Hardness measurments Micrographies of the surface and cross sections
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X-ray diffraction Surface and interface surface Interface (80 + 6) mm 800 mm 800 mmBimaterial sheet obtained by explosive cladding 40 mm 10 mm 2 perpendicular cross sections Hardness measurments Micrographies of the surface and cross sections
………
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2 perpendicular cross sections Hardness measurments Micrographies of the surface and cross sections………
…
..
a
Typical bondline wave area of Conicro 5010W
X38CrMoV5 X Y
b
Conicro 5010 W X38 CrMoV5 Wavy interfaceFigure 2 Figure 4
a
b
c
Figure 6
a
e
b
c
d
X38CrMoV5 Conicro 5010W HOLMZ1 HELMZ2 Slip lines Elongated grains Interface Wavy interfaceZE1
ZE2
α = 90°
β= 68º
γ = 55º
Transition band
A
A
B
θ = 113º
a
b
0 50 100 150 200 250 50 75 100 125 150 2-Theta In te ns it y/ cp s (200 ) (220 ) (311 ) (222 ) 0 5 10 15 20 25 30 35 40 45 50 75 100 125 150 (1 11 ) (2 00 ) (2 20 ) (311) (2 22 ) 2-Theta In te ns ity /c ps 0 10 20 30 40 50 60 70 80 90 50 75 100 125 150 (1 11 ) (2 00 ) (2 20 ) (3 11 ) (2 22 ) 2-Theta In te ns it y/ ps Figure 8 (1 1 1 )
a
b
c
HOLMZ1
267 µm
Supralloy X38CrMoV5
Figure 10 Superalloy X38CrMoV5 HOLMZ2 Superalloy HELMZ2 X38CrMoV5
300 400 500 600 Vickers Hardness/HV Clad (Conicro 5010W)
b
0,0 200,0 400,0 600,0 800,0 -2500 -2000 -1500 -1000 -500 0 500 1000 1500 2000 2500Distance (m icrom etre)
H ar d n es s (H V ) Interface a Superalloy Steel Steel superalloy Interface Steel superalloy Steel superalloy Interface