Piezoelectric Components

Table of Ultrasonic Properties


Material Velocity: Longitudinal
cm/msec in/msec
Velocity: Shear
cm/msec in/msec
Velocity: Surface
cm/msec in/msec
Acoustic Impedance
Gm/cm2-sec (x 105)
Air (20°C) .0343 .0135
Alcohol, Ethyl .118 .0465 .789 .930
Alcohol, Isopropyl .117 .0461 .786 .919
AL 1100-0 (2SO) .635 .250 .310 .1220 17.2
Bakelite .259 .102 1.40 3.63
Brass .428 .168 .203 .0799 36.7
Copper .466 .183 .226 .0890 .193 .0760 41.6
Glass, Crown (reg.) .566 .223 .342 .1346 14.2
Glass, Quartz .557 .219 .352 .1386 14.5
Glass, plate .571 .225 .343 .135 14.5
Glycerine .192 .0757 1.260 2.42
Gold .324 .128 .120 .0472 62.6
Ice .399 .157 .198 .078
Iron, Cast .480 .189 .240 .0945 37.4
Lead .216 .085

.070 .0276

.0630 .0248 24.6
Lucite .268 .106

.126 .0496

3.16
Magnesium .631 .248 1.74 11.0
Micarta (Linen Base) .300 .118
Molybdenum .629 .248 .335 .132 .311 .122 64.2
Monel .602 .237 .272 .107 .196 .0772 53.2
Nickel .562 .222 .296 .117 .264 .104 50.0
Nitrogen (20°C) .0350 .0130 1.16 x 10-3 .000406
Nylon .262 .103 2.9
Oxygen (20°C) .0328 .0129 1.32 x 10-3 .000433
Plutonium .179 .0705 28.2
Potassium (100°C) .186 .0735 1.5
Quartz, Natural .575 .226 15.2
Sapphire .980 .386
Silver .360 .142 .159 .0626 37.8
Sodium (100°C) .253 .0996 2.3
Steel, 302 Cres .566 .223 .312 .123 .312 .123 45.4
Steel, 347 Cres .574 .226 .309 .122 45.4
Steel, 410 Cres .739 .291 .299 .118 .216 .0850 56.7
Steel 1020 .589 .232 .324 .128 7.71 45.4
Steel 1095 .590 .232 .319 .126 7.80 46.0
Tantalum .410 .161 .290 .114 16.6 54.8
Tin .332 .131 .167 .0657 7.29 24.2
Titanium .607 .239 .311 .122 4.50 27.3
Tungsten .518 .204 .287 .113 .265 .104 99.7
Uranium .338 .133 64.0
Uranium Dioxide .518 .205 56.7
Water (20°C) .1483 .0584 1.483
Zinc .417 .164 .24 .0949 29.6
Zircaloy 2 .472 .186 .236 44.2
Zirconium .465 .183 .225 .0886 30.1