Virtual Institute ( MetBioMat )

Characterization of the effect of the ECAP process on Mg4Y05Ca alloy.

2

Results of corrosion test

Corrosion rate

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

Mg4Y05Ca/14082.B05.C01.01

ECAP Mg4Y05Ca/

14082.B02.C18.01

Co

rro

sio

n r

ate

[m

m/y

ea

r]

3

Results of corrosion test

pH value

0 24 48 72 120 1687.60

7.70

7.80

7.90

8.00

8.10

8.20

8.30

8.40

8.50

Mg4Y05Ca/14082.B05.C01.01

ECAP Mg4Y05Ca/14082.B02.C18.01 Time [hour]

pH

4

Results of corrosion test

Osmolality

0 24 48 72 120 1680.300

0.320

0.340

0.360

0.380

0.400

0.420

Mg4Y05Ca/14082.B05.C01.01

ECAP Mg4Y05Ca/14082.B02.C18.01Time [hour]

Os

mo

lali

ty [

Os

mo

les

/Kg

]

5

Tension tests ECAP Mg4Y05Ca extruded samples(ID14082.B02.C16.01)

6

Tension tests ECAP T4 Mg4Y05Ca extruded samples(ID14082.B02.C16.01)

7

Hardness tests for ECAP Mg4Y05Ca, Mg4Y05Ca

Overview ECAP Mg4Ag alloy.pptx -- 14.03.2014 8

Microstructure Mg4Y05Ca extruded (ID14082.B03.C01.01)

Overview ECAP Mg4Ag alloy.pptx -- 14.03.2014 9

Microstructure ECAP Mg4Y05Ca extruded (ID14082.B02.C18.01)

Overview ECAP Mg4Ag alloy.pptx -- 14.03.2014

Mw

10

Small differences between images Mg4Y05Ca, ECAP Mg4Y05Ca

ECAP Mg4Y05Ca ECAP Mg4Y05CaMg4Y05Ca Mg4Y05Ca