Titanium - Comparison of Properties with Other Metals

Table 1 provides a direct comparison of physical, thermal and electrical properties of pure titanium with other metals such as 304 stainless steel, aluminium, magnesium, nickel and copper.

Table 1. Comparison of physical properties of titanium with those of other metals

Property

Titanium

304 Stainless Steel

Aluminium

Magnesium

Nickel

Copper

Atomic No.

22

--

13

12

28

29

Atomic Wt.

47.9

--

26.97

24.32

58.69

63.57

Specific Gravity

4.5

7.9

2.7

1.7

8.9

8.9

Linear thermal expansion coefficient (/°C)

8.4X10-6

17X10-6

23X10-6

25X10-6

15X10-6

17X10-6

Specific heat (cal/gr/°C)

0.124

0.12

0.21

0.24

0.11

0.092

Thermal conductivity coefficient (cal/cm2/sec/°C/cm)

0.041

0.039

0.49

0.38

0.22

0.92

Specific electrical resistance
(µOhm-cm)

55

72

2.7

4.3

9.5

1724

Electrical conductivity (%IACA)

3.1

2.4

64

40

18

100

Young's modulus (kg/mm2)

10850

20403

7050

4570

21000

11000

Poisson's ratio

0.34

0.3

0.33

0.35

0.30

0.34

 

Source: Timet

 

For more information on this source please visit Timet

 

Date Added: Mar 4, 2002 | Updated: Jun 11, 2013
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