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Annex
FLUXUS F60*
C Reference
235
UMFLUXUS_F60xV5-0EN, 2017-10-16
C
Reference
The following tables provide assistance for the user. The accuracy of the data depends
on the composition, temperature and processing of the material. FLEXIM does not as-
sume liability for any inaccuracies.
C.1
Sound speed of selected pipe and lining materials at 20 °C
The values of some of these materials are stored in the internal database of the transmit-
ter. Column c
flow
shows the sound speed (longitudinal or transversal) used for the flow
measurement.
material (display)
explanation
c
trans
[m/s]
c
long
[m/s]
c
flow
Carbon Steel
steel (normal)
3230
5930
trans
Stainless Steel
steel, stainless
3100
5790
trans
DUPLEX
duplex stainless steel
3272
5720
trans
Ductile Iron
ductile iron
2650
-
trans
Asbestos Cement
asbestos cement
2200
-
trans
Titanium
titanium
3067
5955
trans
Copper
copper
2260
4700
trans
Aluminium
aluminum
3100
6300
trans
Brass
brass
2100
4300
trans
Plastic
plastic
1120
2000
long
GRP
glass reinforced
plastic
-
2650
long
PVC
polyvinyl chloride
-
2395
long
PE
polyethylene
540
1950
long
PP
polypropylene
2600
2550
trans
Bitumen
bitumen
2500
-
trans
Acrylic
acrylic glass
1250
2730
long
Lead
lead
700
2200
long
Cu-Ni-Fe
copper-nickel-iron
alloy
2510
4900
trans
Grey Cast Iron
gray cast iron
2200
4600
trans
Rubber
rubber
1900
2400
trans