Material Constants

Youngs' Modulus 'E' - Shear Modulus'G' -  Poisson's Ratios 'v'

Material

E

G

Poisson's ratio n

ksi

GPa

ksi

Gpa

Aluminum alloys

-

-

-

-

-

      2014-T4

10,600

73

4,000

27.6

0.33

      2014-T6

10,600

73

3,800

26.2

0.33

      2024-T4

10,600

73

3,900

27

0.33

      6061-T6

10,400

72

3,900

27

0.33

      7075-T6

10,000

69

3,750

26

0.33

Brass (Red, cold rolled)

15,000

104

5,500

38

0.34
Brass (Red, annealed)

15,000

104

 5,500 38

0.34

Bronze (cold rolled)

15,000

104

6,500

44.9

0.34
Bronze (annealed)

15,000

104

6,500

44.9

0.34

Cast iron (tension)

25,000

173

12,500

86.3

0.28

Cast iron (compression)

25,000

173

12,500

86.3

0.28

Concrete (compression)

4,500

31

-

-

0.15

Copper (cold-drawn)

 17,000 117 6,300 43.5 .35

Plate glass

10,000

69

 4,000 27.6

0.2

Magnesium alloy

24,000

166

 20,000 138

0.35

Monel (wrough, hot rolled)

 26,000 179 9,500 65.6 .32

Nickel alloy

30,000

207

 11,400 78.7

0.31

Plastics

-

-

 - -

-

     Nylon

400

2.76

 - -

0.4

     Polyethylene

150

1

 - -

0.4

Rubber (average)

.4

.00276

.0007

41.5

0.48

Steel

-

-

-

-

-

   .2% C hardened

 30,000 207 11,600 80 .32
   .2% C cold-rolled

30,000

207

11,600

 80 .32
   .2% C hot-rolled

30,000

207

 11,600 80 .32

   .4% C hot-rolled

30,000

207

11,600

 80 .32

   .8% C hot-rolled

30,000

 207

11,600

80

.32

  Stainless (cold-rolled)

 29,000 200 12,500 86.3 .27

  Stainless (heat-treated)

 29,000 200 12,500 86.3 .27

Steel, structural

 - - - - -

     ASTM-A36

 29,000 200 11,000 75.9 .32

     ASTM-A572

 29,000 200 11,000 75.9 .32

     ASTM-A514

 29,000 200 11,000

75.9

 .32
Wood (comp.along grain) - - - - -
Douglas Fir 1,300 9

-

-

.29
Southern Pine 1,900 13.1

-

-

.3
Red Oak 1,800 12.4

-

-

 .3