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Handheld Ultrasonic Flowmeter
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§8.4 Sound Speed Tables
Table A5: Sound Speed Data of Solids
Material
Sound Speed
Shear Wave
(
25 ºC)
Sound Speed
Long. Wave
(
25ºC)
m/s
ft/s
mm/us
in/us
Steel, 1% Carbon, hardened
3,150
10,335
5.88
0.2315
Carbon
Steel
3,230 10,598 5.89 0.2319
Mild
Steel
3,235 10,614 5.89 0.2319
Steel,1% Carbon
3,220
10,565
302 Stainless Steel
3,120
10,236
5.690
0.224
303 Stainless Steel
3,120
10,236
5.640
0.222
304 Stainless Steel
3,141
10,306
5.920
0.233
304L Stainless Steel
3,070
10,073
5.790
0.228
316 Stainless Steel
3,272
10,735
5.720
0.225
347 Stainless Steel
3,095
10,512
5.720
0.225
Aluminum
3,100 10,171 6.32 0.2488
Aluminum
(
rolled
)
3,040
9,974
Copper
2,260
7,415
4.66
0.1835
Copper
(
annealed
)
2,235
7,628
Copper
(
rolled
)
2,270
7,448
CuNi
(
70%Cu 30%Ni
)
2,540
8,334
5.03
0.1980
CuNi
(
90%Cu 10%Ni
)
2,060
6,759
4.01
0.1579
Brass
(
Naval
)
2,120
6,923
4.43
0.1744
Gold
(
hard-drawn
)
1,200
3,937
3.24
0.1276
Inconel
3,020
9,909
5.82
0.2291
Iron
(
electrolytic
)
3,240 10,630 5.90 0.2323
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