Applied Electromagnetics Using Quickfield & MATLAB

Appendix 4: Engineering Material Properties

OVERVIEW

Material

Young's Modulus (Gpa)

Shear Modulus

Rubber

0.007 0.035

0.0008 0.0016

Glass

65

8 30

Concrete

25 30

Marble

50

Granite

70

Aluminum

56 77

25 30

Copper

120

50 63

Cast Iron

70 145

50

Wrought Iron

180 210

85

Stainless Steel

190

85

Structural Steel

200

80

Titanium

105 120

41.4

Tungsten

360

150

Diamond

1200

Carbon Fiber Composite

35 1000

Carbon nanotube

1000

Material

Thermal Conductivity (W/ m K)

Coefficient of Linear Expansion (10 -6/K at 20 C)

Air

0.023

Water (20 C)

0.59

Ice

2.22 (0 C)

51 (0 C)

Silver

420

18.8

Carbon Steel

52

11.7

Concrete

12

Stainless Steel

15

17.3

Iron

47

10.5 (cast) 12 (malleable)

Aluminum

237

23

Titanium

180

8.5

Gold

318

14

Brass

19

Diamond

1

Material

Conductivity (S/m)

Silver

61 10 6

Copper

58 10 6

Aluminum

35 10 6

Steel

2 10 6

Titanium

2.310 6

Graphite

1 10 5

Earth Resistivity ( ?m)

Average

100

Dry earth

10 3

Slate

10 7

Sand stone

10 8

Wet soil

10 100

Sea water

1 5

Space Shuttle Tile (composed of SiO 2)

Density

9 Ib/ft 3

Specific Heat

0.15 BTU/Ib- F

Thermal Conductivity 70 F and 1 ATM

0.028 BTU/ft-hr- F

Thermal Conductivity 2000 F and 10 -4 ATM

0.073 BTU/ft-hr- F

1 BTU = 1.054 10 3J

1 BTU/ft-hr- F = 1.731 W/m-K

REFERENCES

CRC Handbook of Chemistry and Physics 88th Edition (2007 2008). Section 4: Properties of the Elements and Inorganic Compounds, Section 5: Thermochemistry, Electrochemistry, and Kinetics, Section 12: Properties...

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