Mechanical Properties

Requirements for Wheel Production

Magnesium Alloys

AM100

AS41

AZ31

AZ61

AZ80

AZ81

AZ91

EZ33

HK31

ZE41

ZK60

AM20

AM60

AM70

WE43

Specific Strength (MPa*cc/g)

Minimum 80 MPa*cc/g

144.75

118.64

146.89

172.22

191.67

153.33

127.07

76.50

145.25

112.64

196.72

117.98

133.33

N/A

135.87

Ductility (Elongation)

Minimum 7%

7%

6%

15%

16%

5%

15%

3%

2%

21%

5%

12%

20%

13%

N/A

7%

Fatigue Strength (MPa)

Minimum

75 MPa

70

N/A

120

125

100

76

95

100

70

130

N/A

N/A

N/A

N/A

N/A

Impact Strength (J)

Minimum 3 J

2.0

2.5

3.2

2.2

N/A

4.5

1.3

0.8

3.0

1.4

N/A

4.2

3.0

1.8

N/A

Corrosion Rate (mg/cm²/day)

Minimum 0.64 (mg/cm²/day)

N/A

0.25

N/A

N/A

N/A

N/A

0.63

N/A

N/A

N/A

N/A

N/A

0.13

N/A

N/A

Galvanic Corrosion

Zero tolerance

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Satisfied

Tensile Strength (MPa)

N/A

262

210

260

310

345

276

230

140

260

205

360

210

240

N/A

250

Yield Strength (MPa)

N/A

124

140

200

230

250

85

169

95

195

140

295

90

130

N/A

162

Density (g/cc)

N/A

1.81

1.77

1.77

1.80

1.80

1.80

1.81

1.83

1.79

1.82

1.83

1.78

1.80

N/A

1.84