TECHNICAL DATA
Physical Constants
TABLE 1 - PROPERTIES OF METALS
Material

Average
specific
heat
Btu/
(lb.)(°F)

Latent
heat of
fusion,

Btu/lb.

Density
lbs./in.3

Melting
point,
°F
(lowest)

Thermal
Conductivity
K
   (BTU)(in.) 
(hr.)(sq.ft.)(°F)

Thermal
expansion
in./in./°F
x10-6
Aluminum

.24

169

.098

1190

1540

13.1
Antimony

.049

69

.239

1166

131
 
Babbit - lead base

.39
 

.370

470

165.6
 
Babbit - tin base

.071
 

.267

465

278.4
 
Barium

.068
 

.130

1562
   
Beryllium

.052
 

.066

2345

1121.0
 
Bismuth

.031

22.4

.353

520

59
 
Boron

.309
 

.083

4172
   
Brass (80-20)

.091
 

.310

1700

82
 
Brass (70-30)

.10
 

.304

1700

672
 
Brass (yellow)

.096
 

.306

1710

830

11.2
Bronze (75/25)

.082

75

.313

1832

180
 
Cadmium

.055

23.8

.313

610

660
 
Calcium

.149

140

.056

1564

912
 
Carbon

.165
 

.080

6422

173
 
Chromium

.11
 

.260

2822

484
 
Cobalt

.099

115.2

.321

2696

499
 
Constantan

.098
 

.321
     
Copper

.095

91.1

.322

1981

2680

9.8
German silver

.109
 

.311

1761

168
 
Gold

.032

29.0

.698

1945

2030

7.9
Incoloy 800

.13
 

.290

2500

80

7.9
Incoloy 600

.126
 

.304

2500

103

5.8
Inconel 600

.11
 

.304

2470

109

5.8
Iron, cast

.12
 

.260

2150

346

6.0
Iron, wrought

.12
 

.278

2800

432
 
Lead, solid

.032

11.3

.410

620

240

16.4
Lead, liquid

.037
 

.387
 

108
 
Linotype

.04
 

.363

480
   
Lithium

.79

59

.212

367

516
 
Magnesium

.27

160

.063

1202

1106

14
Manganese

.115

116

.268

2268

80.6
 
Mercury

.033

5.0

.488

-38

60.8
 
Molybdenum

.071

126

.369

4750

980

2.94
Monel 400

.11
 

.319

2400

151

6.4
Nickel 200

.12

133

.321

2615

520

5.8
Nichrome

.11
 

.302

2550

104

7.3
Platinum

.035

49

.775

3225

480

4.9
Potassium

.058

26.2

.434

146

720
 
Rhodium

.059
 

.449

3570

636
 
Silicon

.162
 

.008

2570

600
 
Silver

.057

38

.379

1760

2900

10.8
Sodium

.295

49.5

.035

207

972
 
Solder

.051

17

.323

361

310

13.1
Steel, mild

.122
 

.284

2760

460

6.7
Stn. Stl. 304

.12
 

.286

2550

105

9.6
Stn. Stl. 430

.11
 

.275

2650

0155

6.0
Tantalum

.035
 

.60

5425

375

3.57
Tin, liquid

.052
 

.253
 

218
 
Tin, solid

.065

26.1

.263

450

455

13
Titanium 99.0%

.13
 

.164

3035

112

4.7
Tungsten

.040

79

.697

6170

1130

2.45
Type Metal

.040

14

.388

500

180
 
Uranium

.028
 

.677

3075

193.2
 
Zinc

.096

43.3

.258

787

740

22.1
Zirconium

.067

108

.234

3350

145

3.22
TABLE 2 - PROPERTIES OF NON-METALLIC SOLIDS
Material

Average
specific
heat
Btu./
(lb.)(°F)

Latent
heat of
fusion,

Btu/lb.

Average
Density
lbs./in.3

Melting
point,
°F
(lowest)

Thermal
Conductivity
K
   (Btu)(in.) 
(hr.)(sq.ft.)(°F)

Thermal
expansion
in./in./°F
x10-6
ABS Plastic

.35
 

.042
 

1.32
 
Acrylic

.34
 

.041
 

2.28
 
Aluminua    

.087
 

1.0
 
Aluminum Silicate

.2
 

.086

3690

9.1
 
Asbestos

.25
 

.021
 

.44
 
Ashes

.2
 

.025
 

.49
 
Asphalt

.40
 

.046
 

5.3
 
Bakelight, Pure Resin

.3-.4
 

.045
     
Barium Chloride

.10
 

.139

1697
   
Beeswax  

75

.035

144

1.67
 
Boron Nitride

.33
 

.082

5430

125

1-4
Brickwork

.22
 

.076
 

3-7

3-6
Calcium Chloride

.17

72

.091

1422
   
Carbon

.28
 

.080

6700

165

0.3-2.4
Canauba Wax

.8
 

.036
     
Cellulose Acetate

.3-.5
 

.047
 

1.2-2.3

61-83
Cement

.19
 

.054
 

2.04
 
Ceramic Fiber

.27
 

.007
     
Chalk

.215
 

.083
 

5.76
 
Clay

.224
 

.052

3160

9
 
Coal (Coarse Anthercite)

.32
 

.046
     
Coal Tars

.35-.45
 

.045
 

11
 
Coke

.264
 

.043
     
Concrete (Cinder)

.16
 

.058
 

5.3
 
Concrete (Stone)

.156
 

.083
 

9.5
 
Cork

.5
 

.008
 

.36
 
Cotton (Flax, Hemp)

.31
 

.053
 

.41
 
Delrin

.35
 

.051
 

1.6

45
Diamond

.147
 

.127
 

13872
 
Earth, Dry & Packed

.44
 

.054
 

.9
 
Epoxy

.25-.3
 

.045
 

1.2-2.4
 
Ethyl Cellulose

.32-.46
 

.041
     
Fiberglass    

.0004
 

.28
 
Firebrick, Fireclay

.243
 

.083

2900

2.6
 
Firebrick, Silica

.258
 

.089

3000

7.2
 
Flourspar

.21
         
Fluoroplastics

.28
 

.081
 

1.68
 
Glass, crown

.161
 

.101
 

7.5

5
Granite

.192
 

.097
 

13-28
 
Graphite

.20
 

.075
 

1.25
 
Ice

.53

144

.0324

32

11

28.3
Isoprene

.48
 

.034
 

1.0
 
Limestone

.217
 

.088
 

3.6-9
 
Magnesia

.234
 

.130

5070

4.8
 
Magnesite Brick

.222
 

.092
 

10.8-30
 
Magnesium Silicate    

.101
 

15.6
 
Marble

.21
 

.097
 

14.4
 
Marinite I @ 400°F

.29
 

.027
 

.89
 
Mica

.21
 

.102
 

3.0

18
MgO (Before Compacted)

.21
 

.085
 

3.6
 
MgO (Compacted)

.209
 

.112
 

20

7.7
Nylon

.4
 

.040
 

1.5

61-63
Paper

.45
 

.034
 

.82
 
Paraffin

.70

63

.032

133

1.6
 
Phenolic Plastic

.35
 

.060
 

1.02
 
Phenolic Resin, Cast

.3-.4
 

.049
 

1.1
 
Phenolic, Sheet of Tube Laminated

.3-.5
 

.045
 

2.4
 
Pitch, Hard    

.048

300
   
Polycarbonate

.3
 

.044
 

1.38
 
Polyester

.2-.35
 

.046
 

3.96-5
 
Polyethylene

.55
 

.035
 

2.3

94
Polypropylene

.46
 

.032
 

1.72
 
Polystyrene

.32
 

.038
 

.7-1.0

33-44
Polyvinyl Chloride Acetate

.2-.3
 

.049
 

.84-1.2
 
Porcelain

.26
 

.087
 

6-10
 
Potassium Chloride

.17
 

.072

1454
   
Potassium Nitrate

.26
 

.076

633
   
Quartz

.26
 

.080
 

9.6
 
Rock Salt

.219
   

1495
   
Rubber

.44
 

.044
 

1.1

340
Sand, Dry

.191
 

.054
 

2.26
 
Sandstone

.22
 

.081
     
Silica (fused)

.316
     

10.0
 
Silicon Carbide

.20-.23
 

.069
 

105
 
Silicone Rubber

.45
 

.045
 

1.5
 
Soapstone

.22
 

.097
 

11.3
 
Sodium Carbonate

.30
 

.078

520
   
Sodium Chloride

.22
 

.078

1474
   
Sodium Cyanide

.30
 

.054

1047
   
Sodium Nitrate

.29
 

.082

584
   
Sodium Nitrate

.30
 

.078

520
   
Soil, Dry            
Steatite

.20
 

.094
 

17.5-23

4.5-5.5
Stone

.20
         
Sugar

.30
 

.061

320
   
Sulfur

.175

17

.075

246

1.9

36
Tallow    

.035

90
   
Teflon

.25
 

.078
 

1.7

55
Urea, Formaldehyde

.4
 

.056
     
Vinyl

.3-.5
 

.046
 

.8-2.0

28-100
Wood, Oak

.57
 

.029
 

1.1
 
TABLE 3 - PROPERTIES OF LIQUIDS
Material Average
specific
heat,
Btu/
(lb.)(°F)

Heat of
vapor-
ization,

Btu/lb.

Density
lbs./
U.S. Gal.
Boiling
point,
°F
Thermal
Conductivity
K
   (Btu)(in.) 
(hr.)(sq.ft.)(°F)
Acetic Acid, 20%

 .91

 810

 8.6

214 

 3.7
Acetic acid, 100%

 .48

 175

 8.7

 245

 1.14
Acetone, 100%

 .514

 225

 6.5

 133

 1.15
Alcohol (allyl)

 .665

 293

 7.4

 207
Alcohol (amyl)

 .65

 216

 7.4

 280
Alcohol (butyl)

 .687

 254

 6.1

 244
Alcohol (ethyl)

 .60

 367

 6.6

 173

 1.3
Alcohol (propyl)

 .57

 295.2

 6.7

 208
Ammonia, 100%

 1.1

 589

 6.4

 -27

 3.48
Asphalt

 .42

 8.3

 5.04
Benzene

 .42

 170

 7.5

 175

 1.04
Brine (25% CaCl)

 .689

 10.2

 3.36
Brine (25% NaCl)

 .786

 730

 9.9

 220

 2.88
Brine (25% NiCl)

 .81

 728

 9.9

 221

 4.0
Carbon Tetrachloride

 .21

 13.2

 170
Caustic soda (18%)

 .84

 795

 10.0

 221

 3.9
Corn Cyrup, Dextrose

 .65

 11.7

 231
Cottonseed Oil

 .47

 7.9

 1.2
Dowtherm A

 .44

 42.2

 8.8

 496

 .96
Ether

 .503

 160

 6.1

 95

 .95
Ethyl Acetate

 .475

 183.5

 6.9

 180
Ethyl Bromide

 .215

 108

 12.1

 101
Ethyl Chloride

 .367

 166.5

 7.6

 54
Ethyl Iodide

 .161

 81.3

 15.1

 160
Ethylene Bromide

 .172

 83

 16.0

 270
Ethylene Chloride

 .299

 139

 9.6

 240
Ethylene Glycol

 .555

9.4 

 387
Formic Acid

 .525

 216

9.3

 213
Freon 11

.208 

12.3 

 74.9

.600
Freon 12 

 .232

 62

 10.9

-21.6 

 .492
Freon 22

 .300

 10.0

 -41.36

 .624
Fuel Oil #1

 .47

86 

 6.8

 440

 1.008
Fuel Oil #2

 .44

 7.2

 .96
Fuel Oil #3, #4

 .425

 67

 7.4

 580

 .918
Fuel Oil #5, #6

 .41

 7.9

 .852
Gasoline

 .53

 116

 5.5-5.7

 280

 .936
Glycerine

 .61

 10.5

 556

 2.0
Heptane

 .49

 137.1

 5.1

 210
Hexane

 .6

 142.5

 5.1

 155
Hydrochloric 10%

 .93

 8.9

 221

 3.9
Ice

 .5

 7.5

 3.96
Lard

 .64

 7.7
Linseed Oil

 .44

 7.7

 552
Mercury

 .033

 117

 113.0

 675

59.64 
Methyl Acetate

.47

 176.5

 7.3

 133
Methyl Chloroform

.26 

 95

11.1 

 165
Methylene Chloride 

.288 

 142

11.0 

 104
Molasses

 .60

 11.7

 220
NaK (78% K)

 .21

 6.2

 1446

167.0 
Napthalene

 .396

 103

 7.2

 424
Nitric acid, 7%

 .92

 918

 8.6

 220

 3.8
Nitric acid, 95%

 .5

 207

 12.5

 187
Nitrobenzene

 .35

 142.2

 412
Oil (SAE 10-30)

 .43

 7.4
Oil (SAE 40-50)

 .43

 7.4
Olive Oil

 .47

 7.8

 570
Paraffin (melted)

 .71

 6.3

 1.0
Perchlorethylene

 .21

 90

 13.5

 250
Phenol

 .56

 8.9

 346
Phosphoric 10%

 .93

 8.7
Phosphoric 20%

 .85

 9.2
Potassium (K)

 .18

 893

 6.0

 1400

 320.0
Propane (Comp)

 .576

 0.02

 -48.1

 1.81
Sea Water

 .94

 8.6
Sodium (Na)

 .30

1810 

 6.8

1621

 580.0
Sodium Hydroxide
•30% Solution

.84

11.1 
•50% Solution 

.78

12.8 
Soybean Oil 

 .24-.33

 7.7
Starch

 12.8
Sucrose, 40% Sugar

 .66

 9.8

 214
Sucrose, 60% Sugar

 .74

 10.7

 218
Sulfur, Melted 500°F

 .24

 120

 15.0

 838
Sulfuric acid, 10%

 .92

 9.9

 216

4.0 
Sulfuric acid, 20%

 .84

 9.5

 218
Sulfuric acid, 60%

 .52

 12.5

 282

 2.88
Sulfuric acid, 98%

 .35

 219

 15.3

 625

 1.8
Therminol FR-2

 .30

 12.1

 648

 .70
Toluene

 .42

 7.2

 1.032
Trichloroethylene

 .23

 103

 12.2

 188

 .84
Transformer Oils

 .42

 7.5

 .9
Turpentine

 .41

 123

 7.3

 318

 .90
Vegetable Oil

 .43

 7.7

 1.1
Water

1.0

970

8.3

212

4.2
Xylene

.411

149.2

7.2

288
 
TABLE 4 - PROPERTIES OF GASES
Gas

Specific heat,

Btu/lb./°F

Density
lbs./ft.3

Thermal
Conductivity
K
   Btu)(in.)   
(hr.)(sq.ft.)(°F)
Acetylene

.35

.073

.129
Air @ 80°F

.240

.073

.18
•@400°F

.245

.046

.27
Alcohol, Ethyl (Vapor)

.4534
   
Alcohol, Methyl (Vapor)

.4580
   
Ammonia

.523

.044

.16
Argon

.125

.102

.12
Butane  

.1623

.0876
Butylene  

.148
 
Carbon dioxide

.199

.133

.12
Carbon monoxide

.248

.072

.18
Chlorine

.115

.184

.06
Chloroform

.1441
 

.046
Chloromethane

.24

.1309

.0636
Ethyl Chloride  

.1703

.066
Ethyl Ether

.4380
 

.0924
Ethylene

.40

.0728

.1212
Helium

1.25

.011

1.10
Hydroclhoric Acid

.191

.0946
 
Hydrogen

3.39

.0052

.13
Hydrogen Sulfide

.2451

.096

.091
Methane

.528

.041

.25
Nitric Oxide

.231

.0779

.1656
Nitrogen

.248

.072

.19
Nitrous Oxide

.221

.1143

.1056
Oxygen

.218

.082

.18
Sulphur dioxide

.152

.172

.07
Water Vapor (212°F)

.482

.0372

.16

IMPORTANT:  Specifications are subject to change without notice.  This guide is intended to provide specifications and technical information only.

This guide is not intended to be an instruction manual.  When installing heating and ventilating equipment, you must check and conform to all local and national building codes.  Improper installation of heating and ventilating equipment could be dangerous.  Consult manufacturer's installation manual for instructions and important warning.