Appendix c, Sound velocities of some common materials – Dakota Ultrasonics MX-5 User Manual
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MX-5 Ultrasonic Thickness Gauge
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APPENDIX C
Sound Velocities of some Common Materials
M a t e r i a l
s o u n d v e l o c i t y
i n / u s
m / s
A l u m i n u m
0 . 2 5 0
6 3 5 0
B i s m u t h
0 . 0 8 6
2 1 8 4
B r a s s
0 . 1 7 3
4 3 9 4
C a d m i u m
0 . 1 0 9
2 7 6 9
C a s t I r o n
0 . 1 8 0 ( a p p r x )
4 5 7 2
C o n s t a n t a n
0 . 2 0 6
5 2 3 2
C o p p e r
0 . 1 8 4
4 6 7 4
E p o x y r e s i n
0 . 1 0 0 ( a p p r x )
2 5 4 0
G e r m a n s i l v e r
0 . 1 8 7
4 7 5 0
G l a s s , c r o w n
0 . 2 2 3
5 6 6 4
G l a s s , f l i n t
0 . 1 6 8
4 2 6 7
G o l d
0 . 1 2 8
3 2 5 1
I c e
0 . 1 5 7
3 9 8 8
I r o n
0 . 2 3 2
5 8 9 3
L e a d
0 . 0 8 5
2 1 5 9
M a g n e s i u m
0 . 2 2 8
5 7 9 1
M e r c u r y
0 . 0 5 7
1 4 4 8
N i c k e l
0 . 2 2 2
5 6 3 9
N y l o n
0 . 1 0 2 ( a p p r x )
2 5 9 1
P a r a f f i n
0 . 0 8 7
2 2 1 0
P l a t i n u m
0 . 1 5 6
3 9 6 2
P l e x i g l a s s
0 . 1 0 6
2 6 9 2
P o l y s t y r e n e
0 . 0 9 2
2 3 3 7
P o r c e l a i n
0 . 2 3 0 ( a p p r x )
5 8 4 2
P V C
0 . 0 9 4
2 3 8 8
Q u a r t z g l a s s
0 . 2 2 2
5 6 3 9
R u b b e r , v u l c a n i z e d
0 . 0 9 1
2 3 1 1
S i l v e r
0 . 1 4 2
3 6 0 7
S t e e l , c o m m o n
0 . 2 3 3
5 9 1 8
S t e e l , s t a i n l e s s
0 . 2 2 3
5 6 6 4
S t e l l i t e
0 . 2 7 5 ( a p p r x )
6 9 8 5
T e f l o n
0 . 0 5 6
1 4 2 2
T i n
0 . 1 3 1
3 3 2 7
T i t a n i u m
0 . 2 4 0
6 0 9 6
T u n g s t e n
0 . 2 1 0
5 3 3 4
Z i n c
0 . 1 6 6
4 2 1 6
W a t e r
0 . 0 5 8
1 4 7 3