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MMX-6 DL Ultrasonic Thickness Gauge
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APPENDIX C
Sound Velocities of some Common Materials
Material sound velocity
in/us m /s
Aluminum 0.250 6350
Bismuth 0.086 2184
Brass 0.173 4394
Cadmium 0.109 2769
Cast Iron 0.180 (apprx) 4572
Constantan 0.206 5232
Copper 0.184 4674
Epoxy resin 0.100 (apprx) 2540
Germ an silver 0.187 4750
Glass, crown 0.223 5664
Glass,flint 0.168 4267
Gold 0.128 3251
Ice 0.157 3988
Iron 0.232 5893
Lead 0.085 2159
Magnesium 0.228 5791
Mercury 0.057 1448
Nickel 0.222 5639
Nylon 0.102 (apprx) 2591
P araffin 0.087 2210
Platinum 0.156 3962
Plexiglass 0.106 2692
Polystyrene 0.092 2337
Porcelain 0.230 (apprx) 5842
PVC 0.094 2388
Quartz glass 0.222 5639
Rubber, vulcanized 0.091 2311
Silver 0.142 3607
Steel, comm on 0.233 5918
Steel, stainless 0.223 5664
Stellite 0.275 (apprx) 6985
Teflon 0.056 1422
Tin 0.131 3327
Titanium 0.240 6096
Tungsten 0.210 5334
Zinc 0.166 4216
W ater 0.058 1473