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Appendix c, Sound velocities of some common materials – Dakota Ultrasonics MX-5 User Manual

Page 37

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MX-5 Ultrasonic Thickness Gauge

33

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