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Table 418. SELECTING POISSONS RATIOS FOR CERAMICS

(SHEET 1 OF 2)

Ceramic

Poisson’s Ratio

Titanium Diboride (TiB2)

0.09—0.28

Titanium Diboride (TiB ) (6.0 μm grain size, ρ=4.46g/cm3)

0.10

2

 

 

 

 

 

Titanium Diboride (TiB2)

 

(6.0 μm grain size, ρ=4.56g/cm3, 0.16wt% Ni)

0.11

Titanium Diboride (TiB2)

 

(3.5 μm grain size, ρ=4.37g/cm3, 0.8wt% Ni)

0.12

Zirconium Diboride (ZrB2)

0.144

Titanium Diboride (TiB2)

 

(12.0 μm grain size, ρ=4.66g/cm3, 9.6wt% Ni)

0.15

Molybdenum Disilicide (MoSi2)

0.158—0.172

Magnesium Oxide (MgO) (ρ = 3.506 g/cm3) (room temp)

0.163

Hafnium Monocarbide (HfC)

0.166

Cordierite (2MgO 2Al

O

5SiO

2

) (ρ=2.1g/cm3)

0.17

2

3

 

 

 

Tantalum Monocarbide (TaC)

0.1719—0.24

Silicon Carbide (SiC) (ρ = 3.128 g/cm3) (room temp)

0.183—0.192

Titanium Monocarbide (TiC)

0.187—189

Boron Carbide (B4C)

0.207

Cordierite (2MgO 2Al O

5SiO

2

) (ρ=2.3g/cm3)

0.21

2

3

 

 

 

Aluminum Oxide (Al2O3)

0.21—0.27

Trisilicon tetranitride (Si3N4) (presureless sintered)

0.22—0.27

Zirconium Oxide (ZrO2) (partially stabilized)

0.23

Zirconium Oxide (ZrO2) (fully stabilized)

0.23—0.32

Source: data compiled by J.S. Park from No. 1 Materials Index, Peter T.B. Shaffer, Plenum Press, New York, (1964); Smithells Metals Reference Book, Eric A. Brandes, ed., in association with Fulmer Research Institute Ltd. 6th ed. London, Butterworths, Boston, (1983); and Ceramic Source, American Ceramic Society (1986-1991)

©2001 CRC Press LLC

Table 418. SELECTING POISSONS RATIOS FOR CERAMICS

(SHEET 2 OF 2)

Ceramic

Poisson’s Ratio

Mullite (3Al O

3

2SiO

2

) (ρ=2.779 g/cm3)

0.238

2

 

 

 

 

Tungsten Monocarbide (WC)

0.24

Trisilicon tetranitride (Si3N4)

0.24

Zirconium Oxide (ZrO2) (plasma sprayed)

0.25

Zirconium Monocarbide (ZrC) (ρ = 6.118 g/cm3)

0.257

Cordierite (2MgO 2Al2O3 5SiO2) (glass)

0.26

Beryllium Oxide (BeO)

0.26—0.34

Cerium Dioxide (CeO2)

0.27—0.31

Thorium Dioxide (ThO ) (ρ=9.722 g/cm3)

0.275

 

 

 

 

 

2

 

Titanium Oxide (TiO2)

0.28

Spinel (Al O

3

MgO) (ρ=3.510 g/cm3)

0.294

2

 

 

 

 

 

Uranium Dioxide (UO ) (ρ=10.37 g/cm3)

0.302

 

 

 

 

2

 

 

Zirconium Oxide (ZrO2) (room temp)

0.324—0.337

Source: data compiled by J.S. Park from No. 1 Materials Index, Peter T.B. Shaffer, Plenum Press, New York, (1964); Smithells Metals Reference Book, Eric A. Brandes, ed., in association with Fulmer Research Institute Ltd. 6th ed. London, Butterworths, Boston, (1983); and Ceramic Source, American Ceramic Society (1986-1991)

©2001 CRC Press LLC

Table 419. SELECTING POISSONS RATIOS OF GLASS

(SHEET 1 OF 2)

 

Temperature

 

Glass

(˚C)

Poisson’s Ratio

 

 

 

 

 

 

SiO2–PbO glass (38.4% mol PbO)

 

0.150

SiO2 glass

room temp.

0.166–0.177

SiO2–PbO glass (30.0% mol PbO)

 

0.174

SiO2–Na2O glass (15% mol Na2O)

room temp.

0.183

SiO2–Na2O glass (20% mol Na2O)

room temp.

0.203

SiO2–Na2O glass (25% mol Na2O)

room temp.

0.219

SiO2–PbO glass (45.0% mol PbO)

 

0.219

SiO2–PbO glass (55.0% mol PbO)

 

0.222

SiO2–Na2O glass (30% mol Na2O)

room temp.

0.236

SiO2–Na2O glass (35% mol Na2O)

room temp.

0.248

SiO2–Na2O glass (33% mol Na2O)

room temp.

0.249

SiO2–PbO glass (24.6% mol PbO)

 

0.249

SiO2–PbO glass (35.7% mol PbO)

 

0.252

SiO2–PbO glass (50.0% mol PbO)

 

0.259

B2O3–Na2O glass (15.4% mol Na2O)

 

0.271

B2O3–Na2O glass (25% mol Na2O)

15

0.2713

B2O3–Na2O glass (22.8% mol Na2O)

 

0.272

B2O3–Na2O glass (37% mol Na2O)

15

0.2739

B2O3–Na2O glass (29.8% mol Na2O)

 

0.274

B2O3–Na2O glass (10% mol Na2O)

15

0.2740

 

 

 

Source: data compiled by J.S. Park from O. V. Mazurin, M. V. Streltsina and T. P. Shvaiko– Shvaikovskaya, Handbook of Glass Data, Part A and Part B, Elsevier, New York, 1983

©2001 CRC Press LLC

Table 419. SELECTING POISSONS RATIOS OF GLASS

(SHEET 2 OF 2)

 

Temperature

 

Glass

(˚C)

Poisson’s Ratio

 

 

 

 

 

 

B2O3–Na2O glass (33.3% mol Na2O)

15

0.2771

B2O3–Na2O glass (5.5% mol Na2O)

 

0.279

SiO2–PbO glass (60.0% mol PbO)

 

0.281

SiO2–PbO glass (65.0% mol PbO)

 

0.283

B2O3–Na2O glass (20% mol Na2O)

15

0.2860

B2O3 glass

room temp.

0.288–0.309

B2O3–Na2O glass (37.25% mol Na2O)

 

0.292

 

 

 

Source: data compiled by J.S. Park from O. V. Mazurin, M. V. Streltsina and T. P. Shvaiko– Shvaikovskaya, Handbook of Glass Data, Part A and Part B, Elsevier, New York, 1983

©2001 CRC Press LLC

Table 420. SELECTING COMPRESSION POISSONS RATIOS OF

TREATED DUCTILE IRONS

 

Compression Poisson’s

Treatment

Ratio

 

 

 

 

60-40-18

0.26

120 90-02

0.27

65-45-12

0.31

80-55-06

0.31

 

 

Source: data from ASM Metals Reference Book, Second Edition, American Society for Metals, Metals Park, Ohio 44073, p169-170, (1984).

Table 421. SELECTING TORSION POISSONS RATIOS OF

TREATED DUCTILE IRONS

Treatment

Torsion Poisson’s Ratio

 

 

 

 

120 90-02

0.28

60-40-18

0.29

65-45-12

0.29

80-55-06

0.31

 

 

Source: data from ASM Metals Reference Book, Second Edition, American Society for Metals, Metals Park, Ohio 44073, p169-170, (1984).

©2001 CRC Press LLC

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