Various data pinched from the web

Properties of materials
Conversion factors
More unit conversions (and a diatribe about SI)
Physical constants
Astronomical constants

Found at various places on the web - the only attribution that I can see is siegmund@astro.washington.edu in the header. I found this copy at:
http://www.apo.nmsu.edu/Telescopes/SDSS/eng.papers/19950926_ConversionFactors/19950926_MProperties.html.
nib - 2001-12-05.

Nigel's metric page

 

This table gives various engineering material properties listed alphabetically. The units are SI.

Density

Acrylic

1400

kg/m3

Density

Air (2800 m)

0.9800

kg/m3

Density

Air (STP)

1.2930

kg/m3

Density

Alumina (94%)

3700

kg/m3

Density

Aluminum 2024-T3

2770

kg/m3

Density

Aluminum 3003

2700

kg/m3

Density

Aluminum 6061-T6

2700

kg/m3

Density

Aluminum 7079-T6

2740

kg/m3

Density

Ammonia - liquid

682.10

kg/m3

Density

Argon - liquid

1390

kg/m3

Density

Beryllium QMV

1850

kg/m3

Density

Borosilicate Ohara E6

2180

kg/m3

Density

Borosilicate Tempax

2230

kg/m3

Density

Concrete

2242

kg/m3

Density

Copper - pure

8900

kg/m3

Density

Dow Corning 200 (350cSt)

968.00

kg/m3

Density

Fused silica

2200

kg/m3

Density

Glass wool

64.00

kg/m3

Density

Gold - pure

1.932E+04

kg/m3

Density

Helium - liquid

125.00

kg/m3

Density

Hydrogen - liquid

70.00

kg/m3

Density

Iron

7830

kg/m3

Density

Lead - pure

1.134E+04

kg/m3

Density

Magnesium AZ31B-H24

1770

kg/m3

Density

Magnesium HK31A-H24

1790

kg/m3

Density

Methane - liquid

424.00

kg/m3

Density

Molybdenum - wrought

1.030E+04

kg/m3

Density

Neon - liquid

1200

kg/m3

Density

Nickel - pure

8900

kg/m3

Density

Nitrogen - liquid

804.00

kg/m3

Density

Nylon

1700

kg/m3

Density

Platinum

2.145E+04

kg/m3

Density

Polycarbonate

1300

kg/m3

Density

Polyethylene

940

kg/m3

Density

Polypropylene (amorphous)

855

kg/m3

Density

Polypropylene (crystalline)

946

kg/m3

Density

Propan-2-ol

786

kg/m3

Density

PTFE

2200

kg/m3

Density

SiC Alpha

2975

kg/m3

Density

SiC sintered KT

2975

kg/m3

Density

Silver - pure

1.050E+04

kg/m3

Density

Steel AISI 304

8030

kg/m3

Density

Steel AISI C1020

7850

kg/m3

Density

Tantalum

1.660E+04

kg/m3

Density

Titanium B 120VCA

4850

kg/m3

Density

Tungsten

1.930E+04

kg/m3

Density

Water (4 C)

999.97

kg/m3

Density

White pine

513.00

kg/m3

Elastic modulus

Aluminum 2024-T3

7.310E+10

Pa

Elastic modulus

Aluminum 6061-T6

7.310E+10

Pa

Elastic modulus

Aluminum 7079-T6

7.172E+10

Pa

Elastic modulus

Beryllium QMV

2.897E+11

Pa

Elastic modulus

Borosilicate Ohara E6

5.743E+10

Pa

Elastic modulus

Borosilicate Tempax

6.200E+10

Pa

Elastic modulus

Copper - pure

1.172E+11

Pa

Elastic modulus

Gold - pure

7.448E+10

Pa

Elastic modulus

Lead - pure

1.379E+10

Pa

Elastic modulus

Magnesium AZ31B-H24

4.483E+10

Pa

Elastic modulus

Magnesium HK31A-H24

4.414E+10

Pa

Elastic modulus

Molybdenum - wrought

2.759E+11

Pa

Elastic modulus

Nickel - pure

2.207E+11

Pa

Elastic modulus

Platinum

1.469E+11

Pa

Elastic modulus

SiC Alpha

4.760E+11

Pa

Elastic modulus

SiC sintered KT

3.320E+11

Pa

Elastic modulus

Silver - pure

7.241E+10

Pa

Elastic modulus

Steel AISI 304

1.931E+11

Pa

Elastic modulus

Steel AISI C1020

2.034E+11

Pa

Elastic modulus

Tantalum

1.862E+11

Pa

Elastic modulus

Titanium B 120VCA

1.021E+11

Pa

Elastic modulus

Tungsten

3.448E+11

Pa

Electrical resistivity

Aluminum 2017

4.000E-08

ohm*m

Electrical resistivity

Aluminum 3003

4.000E-08

ohm*m

Electrical resistivity

Aluminum 99.996%

2.655E-08

ohm*m

Electrical resistivity

Copper

1.673E-08

ohm*m

Electrical resistivity

Nickel ASTM B160

1.000E-07

ohm*m

Electrical resistivity

Steel AISI 304

7.200E-07

ohm*m

Electrical resistivity

Steel AISI C1020

1.000E-07

ohm*m

Heat capacity

Air

1006

J/kg*K

Heat capacity

Aluminum 2024-T3

963.00

J/kg*K

Heat capacity

Aluminum 6061-T6

963.00

J/kg*K

Heat capacity

Aluminum 7079-T6

963.00

J/kg*K

Heat capacity

Beryllium QMV

1884

J/kg*K

Heat capacity

Borosilicate glass

710.00

J/kg*K

Heat capacity

Concrete

1000

J/kg*K

Heat capacity

Copper - pure

385.00

J/kg*K

Heat capacity

Dow Corning 200 (350 cST)

1465

J/kg*K

Heat capacity

Ethanol (25K)

2453

J/kg*K

Heat capacity

Gold - pure

130.00

J/kg*K

Heat capacity

Ice

2093

J/kg*K

Heat capacity

Iron

440.00

J/kg*K

Heat capacity

Lead - pure

130.00

J/kg*K

Heat capacity

Magnesium AZ31B-H24

1047

J/kg*K

Heat capacity

Magnesium HK31A-H24

544.00

J/kg*K

Heat capacity

Methanol (25K)

2547

J/kg*K

Heat capacity

Molybdenum - wrought

293.00

J/kg*K

Heat capacity

Nickel - pure

461.00

J/kg*K

Heat capacity

Platinum

130.00

J/kg*K

Heat capacity

Polypropylene

1925

J/kg*K

Heat capacity

SiC Alpha

1300

J/kg*K

Heat capacity

SiC sintered KT

1340

J/kg*K

Heat capacity

Silica (0K)

937.00

J/kg*K

Heat capacity

Silver - pure

235.00

J/kg*K

Heat capacity

Steel AISI 304

503.00

J/kg*K

Heat capacity

Steel AISI C1020

419.00

J/kg*K

Heat capacity

Tantalum

126.00

J/kg*K

Heat capacity

Titanium B 120VCA

544.00

J/kg*K

Heat capacity

Tungsten

138.00

J/kg*K

Heat capacity

Water

4216

J/kg*K

Heat of combustion

Methane

55.70

MJ/kg

Heat of combustion

Octane

47.70

MJ/kg

Heat of fusion

Nitrogen

25.50

kJ/kg

Heat of fusion

Water

334.00

kJ/kg

Heat of vaporization

Ammonia

1368

kJ/kg

Heat of vaporization

Argon

162.76

kJ/kg

Heat of vaporization

Helium

23.93

kJ/kg

Heat of vaporization

Hydrogen

451.90

kJ/kg

Heat of vaporization

Methane

577.40

kJ/kg

Heat of vaporization

Neon

87.03

kJ/kg

Heat of vaporization

Nitrogen

199.20

kJ/kg

Heat of vaporization

Water (100K)

2258

kJ/kg

Heat transfer coef.

Air v = 0 m/s

5.6000

W/K*m2

Heat transfer coef.

Air v = 3.4 m/s

18.90

W/K*m2

Heat transfer coef.

Air v = 6.7 m/s

38.00

W/K*m2

Kinematic viscosity

Air (101 kPa)

1.800E-05

m2/s

Kinematic viscosity

Dow Corning 200 (350cSt)

1.121E-07

m2/s

Kinematic viscosity

Water (0K)

1.753E-06

m2/s

Poisson's ratio

Aluminum 2024-T3

0.3300

 

Poisson's ratio

Aluminum 6061-T6

0.3300

 

Poisson's ratio

Aluminum 7079-&6

0.3300

 

Poisson's ratio

Beryllium QMV

0.0300

 

Poisson's ratio

Borosilicate Ohara E6

0.1950

 

Poisson's ratio

Borosilicate Tempax

0.2200

 

Poisson's ratio

Copper - pure

 

 

Poisson's ratio

Gold - pure

0.4200

 

Poisson's ratio

Lead - pure

0.4200

 

Poisson's ratio

Magnesium AZ31B-H24

0.3500

 

Poisson's ratio

Magnesium HK31A-H24

0.3500

 

Poisson's ratio

Molybdenum - wrought

0.3200

 

Poisson's ratio

Nickel - pure

 

 

Poisson's ratio

Platinum

0.3900

 

Poisson's ratio

Silver - pure

0.3700

 

Poisson's ratio

Steel AISI 304

0.2900

 

Poisson's ratio

Steel AISI C1020

0.2900

 

Poisson's ratio

Tantalum

0.3500

 

Poisson's ratio

Titanium B 120VCA

0.3000

 

Poisson's ratio

Tungsten

0.2800

 

Thermal Conductivity

Acetyl

0.2300

W/m*K

Thermal Conductivity

Acrylic

0.1400

W/m*K

Thermal Conductivity

Air (20°C)

0.0257

W/m*K

Thermal Conductivity

Alumina (94%)

18

W/m*K

Thermal Conductivity

Aluminum 2024-T3

190.40

W/m*K

Thermal Conductivity

Aluminum 3003

233.64

W/m*K

Thermal Conductivity

Aluminum 6061-T6

155.80

W/m*K

Thermal Conductivity

Aluminum 7079-T6

121.10

W/m*K

Thermal Conductivity

Beryllium QMV

147.10

W/m*K

Thermal Conductivity

Borosilicate glass

1.1300

W/m*K

Thermal Conductivity

Borosilicate glass (Tempax)

1.1300

W/m*K

Thermal Conductivity

Concrete (sand & gravel)

1.8000

W/m*K

Thermal Conductivity

Copper - pure

392.90

W/m*K

Thermal Conductivity

Diamond

550.00

W/m*K

Thermal Conductivity

Douglas fir

0.1100

W/m*K

Thermal Conductivity

Dow Corning 200 (350cSt)

0.1590

W/m*K

Thermal Conductivity

Dow Corning 739

0.1900

W/m*K

Thermal Conductivity

Dow Corning 93-500

0.1500

W/m*K

Thermal Conductivity

Dow Corning Q3-6605

0.8400

W/m*K

Thermal Conductivity

Epoxy (Epotek 353ND)

0.0490

W/m*K

Thermal Conductivity

Epoxy (Masterbond 11A0)

1.4400

W/m*K

Thermal Conductivity

Glass wool

0.0400

W/m*K

Thermal Conductivity

Gold - pure

297.70

W/m*K

Thermal Conductivity

Heatsink compound (approx)

1..3

W/m*K

Thermal Conductivity

Helium

2.7700

W/m*K

Thermal Conductivity

Ice

2.2000

W/m*K

Thermal Conductivity

Iron

83.50

W/m*K

Thermal Conductivity

Lead - pure

37.04

W/m*K

Thermal Conductivity

Limestone

0.5000

W/m*K

Thermal Conductivity

Magnesium HK31A-H24

114.20

W/m*K

Thermal Conductivity

Magnesium AZ31B-H24

95.19

W/m*K

Thermal Conductivity

Methane

0.3030

W/m*K

Thermal Conductivity

Molybdenum - wrought

143.60

W/m*K

Thermal Conductivity

Nickel - pure

91.73

W/m*K

Thermal Conductivity

Nitrogen

0.1460

W/m*K

Thermal Conductivity

Nylon

0.2400

W/m*K

Thermal Conductivity

Platinum

69.23

W/m*K

Thermal Conductivity

Polycarbonate

0.2000

W/m*K

Thermal Conductivity

Polypropylene

0.4000

W/m*K

Thermal Conductivity

Polystyrene foam

0.3600

W/m*K

Thermal Conductivity

Polyurethane foam

0.0260

W/m*K

Thermal Conductivity

PTFE

0.2400

W/m*K

Thermal Conductivity

Quartz

1.3200

W/m*K

Thermal Conductivity

SiC Alpha

77.50

W/m*K

Thermal Conductivity

SiC sintered KT

80.00

W/m*K

Thermal Conductivity

Silastic E

0.1800

W/m*K

Thermal Conductivity

Silastic L

0.2800

W/m*K

Thermal Conductivity

Silicone foam (Poron)

0.0600

W/m*K

Thermal Conductivity

Silver - pure

417.10

W/m*K

Thermal Conductivity

Snow (light)

0.6000

W/m*K

Thermal Conductivity

Snow (packed)

2.2000

W/m*K

Thermal Conductivity

Soil (coarse)

0.5200

W/m*K

Thermal Conductivity

Soil (dry w/stones)

0.5200

W/m*K

Thermal Conductivity

Soil (dry)

0.2300

W/m*K

Thermal Conductivity

Soil (w/42% water)

1.1000

W/m*K

Thermal Conductivity

Steel AISI 304

16.27

W/m*K

Thermal Conductivity

Steel AISI C1020

46.73

W/m*K

Thermal Conductivity

Tantalum

53.65

W/m*K

Thermal Conductivity

Titanium B 120VCA

7.4420

W/m*K

Thermal Conductivity

Tungsten

164.40

W/m*K

Thermal Conductivity

Water

0.6030

W/m*K

Thermal Conductivity

White pine

0.1100

W/m*K

Thermal expansion coefficient

Alumina (94%)

8.1

µm/m*K

Thermal expansion coefficient

Aluminum 2024-T3

22.68

µm/m*K

Thermal expansion coefficient

Aluminum 6061-T6

24.30

µm/m*K

Thermal expansion coefficient

Aluminum 7079-T6

24.66

µm/m*K

Thermal expansion coefficient

Beryllium QMV

14.94

µm/m*K

Thermal expansion coefficient

Borosilicate E6 -30 to +70C

2.8000

µm/m*K

Thermal expansion coefficient

Copper - pure

16.56

µm/m*K

Thermal expansion coefficient

Glass (ordinary)

9

µm/m*K

Thermal expansion coefficient

Glass (Pyrex)

4

µm/m*K

Thermal expansion coefficient

Gold - pure

4.39

µm/m*K

Thermal expansion coefficient

Invar 36

1.3

µm/m*K

Thermal expansion coefficient

Lead - pure

52.74

µm/m*K

Thermal expansion coefficient

Magnesium AZ31V-H24

26.10

µm/m*K

Thermal expansion coefficient

Magnesium HK31A-H24

25.20

µm/m*K

Thermal expansion coefficient

Molybdenum - wrought

5.4000

µm/m*K

Thermal expansion coefficient

Nickel - pure

12.96

µm/m*K

Thermal expansion coefficient

Platinum

9.0000

µm/m*K

Thermal expansion coefficient

SiC Alpha

4.0000

µm/m*K

Thermal expansion coefficient

SiC sintered KT

5.0000

µm/m*K

Thermal expansion coefficient

Silver - pure

19.80

µm/m*K

Thermal expansion coefficient

Steel AISI 304

17.82

µm/m*K

Thermal expansion coefficient

Steel AISI C1020

11.34

µm/m*K

Thermal expansion coefficient

Tantalum

6.4800

µm/m*K

Thermal expansion coefficient

Titanium B 120VCA

9.3600

µm/m*K

Thermal expansion coefficient

Tungsten

4.5000

µm/m*K

Viscosity

Air (0K,101 kPa)

1.708E-05

N*s/m2

Viscosity

Carbon dioxide (0K,101 kPa)

1.390E-05

N*s/m2

Viscosity

Helium (0K,101 kPa)

1.860E-05

N*s/m2

Viscosity

Hydrogen (0K,101 kPa)

8.345E-06

N*s/m2

Viscosity

Methane (0K,101 kPa)

1.026E-05

N*s/m2

Viscosity

Nitrogen (0K,101 kPa)

1.660E-05

N*s/m2

Viscosity

Oxygen (0K,101 kPa)

1.919E-05

N*s/m2

Viscosity

Benzene (0K)

9.121E-04

N*s/m2

Viscosity

Carbon tetrachloride (0K)

1.346E-03

N*s/m2

Viscosity

Glycerin (0K)

12.07

N*s/m2

Viscosity

Kerosene (0K)

2.959E-03

N*s/m2

Viscosity

Mercury (0K)

1.685E-03

N*s/m2

Viscosity

Oil - light machine (0K)

0.3534

N*s/m2

Viscosity

Water (0K)

1.753E-03

N*s/m2

 

This table gives conversion factors to convert various units to their SI equivalents. It will not be very useful for people who prefer to use cgs or English units although it can be used to convert from SI to those systems.

Name

To convert from

to

multiply by

divide by

Acceleration

ft/sec2

m/s2

0.3048

3.2810

Area

acre

m2

4047

2.471E-04

Area

ft2

m2

9.294E-02

10.7600

Area

hectare

m2

1.000E+04

1.000E-04

Area

in2

m2

6.452E-04

1550

Density

g/cm3

kg/m3

1000

1.000E-03

Density

lbm/ft3

kg/m3

16.02

6.243E-02

Density

lbm/in3

kg/m3

2.767E+04

3.614E-05

Density

lb*s2/in4

kg/m3

1.069E+07

9.357E-08

Density

slug/ft3

kg/m3

515.40

1.940E-03

Energy

BTU

J

1055

9.478E-04

Energy

cal

J

4.1859

0.2389

Energy

erg

J

1.000E-07

1.000E+07

Energy

ev

J

1.602E-19

6.242E+18

Energy

ft*lbf

J

1.3557

0.7376

Energy

kiloton TNT

J

4.187E+12

2.388E-13

Energy

kW*hr

J

3.600E+06

2.778E-07

Energy

megaton TNT

J

4.187E+15

2.388E-16

Force

dyne

N

1.000E-05

1.000E+05

Force

lbf

N

4.4484

0.2248

Force

ozf

N

0.2780

3.5968

Heat capacity

BTU/lbm*°F

J/kg*K

4188

2.388E-04

Heat transfer coefficient

BTU/hr*ft2*°F

W/m2*K

5.6786

0.1761

Length

AU

m

1.496E+11

6.685E-12

Length

ft

m

0.3048

3.2810

Length

in

m

2.540E-02

39.3700

Length

mile

m

1609

6.214E-04

Length

Nautical mile

m

1853

5.397E-04

Length

parsec

m

3.085E+16

3.241E-17

Mass

amu

kg

1.661E-27

6.022E+26

Mass

lbm

kg

0.4535

2.2050

Mass

lb*s2/in

kg

1200.00

5.711E-03

Mass

slug

kg

14.59

6.853E-02

Mass flow rate

lbm/hr

kg/s

1.260E-04

7937

Mass flow rate

lbm/sec

kg/s

0.4535

2.2050

Moment of inertia

ft*lb*s2

kg*m2

1.3557

0.7376

Moment of inertia

in*lb*s2

kg*m2

0.1130

8.8510

Moment of inertia

oz*in*s2

kg*m2

7.062E-03

141.60

Power

BTU/hr

W

0.2931

3.4120

Power

hp

W

745.71

1.341E-03

Power

tons of refrigeration

W

3516

2.844E-04

Pressure

bar

Pa

1.000E+05

1.000E-05

Pressure

dyne/cm2

Pa

0.1000

10.0000

Pressure

in. mercury

Pa

3377

2.961E-04

Pressure

in. water

Pa

248.82

4.019E-03

Pressure

kgf/cm2

Pa

9.807E+04

1.020E-05

Pressure

lbf/ft2

Pa

47.89

2.088E-02

Pressure

lbf/in2

Pa

6897

1.450E-04

Pressure

mbar

Pa

100.00

1.000E-02

Pressure

microns mercury

Pa

0.1333

7.501

Pressure

mm mercury

Pa

133.3

7.501E-03

Pressure

std atm

Pa

1.013E+05

9.869E-06

Specific heat

BTU/lbm*°F

J/kg*K

4186

2.389E-04

Specific heat

cal/g*K

J/kg*K

4186

2.389E-04

Temperature

°F

K

0.5556

1.8000

Thermal conductivity

BTU/hr*ft*°F

W/m*K

1.7307

0.5778

Thermal conductivity

BTU*in/hr*ft2*°F

W/m*K

0.1442

6.9340

Thermal conductivity

cal/cm*s*K

W/m*K

418.60

2.389E-03

Thermal conductivity

cal/ft*hr*°F

W/m*K

6.867E-03

145.62

Time

day

s

8.640E+04

1.157E-05

Time

sidereal year

s

3.156E+07

3.169E-08

Torque

ft*lbf

N*m

1.3557

0.7376

Torque

in*lbf

N*m

0.1130

8.8504

Torque

in*ozf

N*m

7.062E-03

141.61

Velocity

ft/min

m/s

5.079E-03

196.90

Velocity

ft/s

m/s

0.3048

3.2810

Velocity

km/hr

m/s

0.2778

3.6000

Velocity

miles/hr

m/s

0.4470

2.2370

Viscosity - absolute

centipose

N*s/m2

1.000E-03

1000

Viscosity - absolute

g/cm*s

N*s/m2

0.1000

10

Viscosity - absolute

lbf/ft2*s

N*s/m2

47.87

2.089E-02

Viscosity - absolute

lbm/ft*s

N*s/m2

1.4881

0.6720

Viscosity - kinematic

centistoke

m2/s

1.000E-06

1.000E+06

Viscosity - kinematic

ft2/sec

m2/s

9.294E-02

10.7600

Volume

ft3

m3

2.831E-02

35.3200

Volume

in3

m3

1.639E-05

6.102E+04

Volume

liters

m3

1.000E-03

1000

Volume

U.S. gallons

m3

3.785E-03

264.20

Volume flow rate

ft3/min

m3/s

4.719E-04

2119

Volume flow rate

U.S. gallons/min

m3/s

6.309E-05

1.585E+04

 

This is a short list of physical constants in SI units.

Avogadro's number

N

6.02E+23

mole-1

Boltzmann constant

k

1.381E-23

J/K

Electric charge

e

1.602E-19

coul

Gas constant

R

8.3145

J/K*mole

Gravitation

G

6.672E-11

N*m2/kg2

Mass

electron

9.11E-31

kg

Mass

proton

1.67E-27

kg

Mass

neuton

1.68E-27

kg

Mass

alpha-particle

6.64E-27

kg

Plank's

h

6.626E-34

J*s

Plank's

hc

1.986E-25

J*m

Plank's

hc/k

1.439E-02

m*K

Radiation constant

hc2

5.955E-17

W*m2

Speed of light

c

2.998E+08

m/s

Stefan-Boltzmann

sigma

5.6705E-08

W/m2*K4

 

This is a short list of astronomical constants in SI units.

Acceleration

Sea level

9.8067

m/s2

Luminosity

Sun

3.826E+26

J/s

Mass

Sun

1.989E+30

kg

Mass

Earth

5.976E+24

kg

Pressure

Sea level

1.013E+05

Pa

Radius

Earth

6.371E+06

m

Radius

Sun

6.970E+08

m

Velocity

Earth's orbital

2.978E+04

m/s

nib additions
Equatorial circumferenceEarth 40075.16km
Polar circumferenceEarth 40008.16km
Equatorial diameterEarth 12756.32km
Polar diameterEarth 12713.54km


Maintainer nib - 2001-12-05 .. 2016-03-08