|
|
All materials have a different velocity and all alloys of those same materials have their own transmission rate.In some cases the addition of 1/4 of 1 percent of an element to the alloy can be heard. TomD
|
Some speed of sound stats from the engineering toolbox:
| Solid |
Speed of Sound
(m/s)
|
| Longitudinal |
Shear |
Extensional |
| Aluminum, rolled |
6420 |
3040 |
5000 |
| Antimony |
|
|
3400 |
| Beryllium |
12890 |
8880 |
12870 |
| Bismut |
2180 |
|
1790 |
| Brass (70% Cu, 30% Zn) |
4700 |
2110 |
3480 |
| Brick |
4200 |
3600 |
|
| Cadmium |
2780 |
|
2400 |
| Concrete |
3700 |
3200 |
|
| Constantan |
5177 |
2625 |
4270 |
| Copper, annealed |
4760 |
2325 |
3810 |
| Copper, rolled |
5010 |
2270 |
3750 |
| Cork |
518 |
366 |
|
| Diamond |
12000 |
|
|
| Duralumin |
6320 |
3130 |
5150 |
| Glass, heavy silicate flint |
3980 |
2380 |
3720 |
| Glass, light borate crown |
5100 |
2840 |
4540 |
| Glass, pyrex |
5640 |
3280 |
5140 |
| Gold, hard drawn |
3240 |
1200 |
2030 |
| Granite |
5950 |
|
|
| Iridium |
|
|
4790 |
| Iron, cast |
4994 |
2809 |
4480 |
| Iron, electrolytic |
5950 |
3240 |
5120 |
| Ivory |
|
|
3010 |
| Lead, annealed |
2160 |
700 |
1190 |
| Lead, rolled |
1960 |
690 |
1210 |
| Lucite |
2680 |
1100 |
1840 |
| Magnesium, annealed |
5770 |
3050 |
4940 |
| Manganese |
4660 |
|
3830 |
| Marble |
|
|
3810 |
| Molybdenum |
6250 |
3350 |
5400 |
| Monel |
5350 |
2720 |
4400 |
| Nickel |
6040 |
3000 |
4900 |
| Nylon 6/6 |
2620 |
1070 |
1800 |
| Platinum |
3260 |
1730 |
2800 |
| Polyethylene |
1950 |
540 |
920 |
| Polystyrene |
2350 |
1120 |
1840 |
| Rubber, butyl |
1830 |
|
|
| Rubber, gum |
1550 |
|
|
| Rubber, neoprene |
1600 |
|
|
| Silica, fused |
5968 |
3764 |
5760 |
| Silver |
3650 |
1610 |
2680 |
| Slate |
|
|
4510 |
| Steel (1% C) |
5940 |
3220 |
5180 |
| Steel, stainless |
5790 |
3100 |
5000 |
| Tantalium |
|
|
3350 |
| Tin, rolled |
3320 |
1670 |
2730 |
| Titanium |
6070 |
3125 |
5090 |
| Tungsten, annealed |
5220 |
2890 |
4620 |
| Tungsten, drawn |
5410 |
2640 |
4320 |
| Tungsten carbide |
6655 |
3980 |
6220 |
| Wood (hard) |
3960 |
|
|
| Wood, longitudinal parallel with grain |
3300 - 5000 |
|
|
| Zinc, rolled |
4210 |
2440 |
3850 |
|
