360

A360

380

A380

383

384

390

13

A13

43

218

1．Mechanical properties

Tensile strength
σb/MPa

300

320

320

320

310

330

320

300

290

230

310

Yield strength
σ0.2/MPa

170

170

160

160

150

170

250

140

130

100

190

Elongation
δ/%

2.5

3.5

3.5

3.5

3.5

2.5

〈1

2.5

3.5

9.0

5.0

Hardness (Brinell)
HB

75

75

80

80

75

85

120

80

80

65

80

Shear strength
τ/MPa

190

180

190

190

-

200

-

170

170

130

200

Impact strength
ακ/J

-

-

4

-

4

-

-

-

-

-

9

Fatigue strength
σ-1 / MPa

140

120

140

140

145

140

140

130

130

120

140

Modulus of elasticity
ε/GPa

71

71

71

71

71

-

81.3

71

-

71

-

2．Physical properties

Density
γ/(g.cm3)

2.63

2.63

2.74

2.71

2.74

2.82

2.73

2.66

2.66

2.69

2.57

Melting range
T/℃

557-
596

557-
596

540-
595

540-
595

516-
582

516-
582

510-
650

574-
582

574-
582

574-
632

535-
621

Specific heat capacity
C/(J.kg. ℃)

963

963

963

963

963

-

-

963

963

963

-

Thermal expansion
α(μm.m.K)

21.0

21.0

22.0

21.8

21.1

21.0

18.0

20.4

21.6

22.0

24.1

Thermal conductivity
λ(W.m.K)

113

113

96.2

96.2

96.2

96.2

134

121

121

142

96.2

Electrical conductivity
σ(%IACS)

30

29

27

23

23

22

27

31

31

37

24

Poisson’s ratio
μ

0.33

0.33

0.33

0.33

0.33

-

-

-

0.33