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The Ultrasonic
Thickness Gauges can be programmed by the user to the appropriate Material
in two ways.
- Using
known standards of the same material - set the calibration to the
thickness
- Using
the Frequency calibration, set the frequency to the appropriate Material
using the Velocity Chart below.
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FOR ULTRASONIC THICKNESS GAUGES
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METALS |
m/s |
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m/s |
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| A |
ALUMINIUM |
6
320 - 6 400 |
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M |
MOLYBDENUM |
6
250 - 6 300 |
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ALUMINIUM
2024-T4 |
6
380 |
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MERCURY |
1
450 |
|
ASBESTOS
CEMENT |
2
200 |
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NICKEL |
5
480 - 6 040 |
| B |
BERYLLIUM |
12
890 |
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PLATINUM |
3
960 |
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BORON
CARBIDE |
10
920 |
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S |
SILVER |
3
600 - 3 700 |
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BRASS |
3
800 - 4 700 |
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STEEL, MILD |
5
900 - 6 100 |
| C |
CAST
IRON |
3
500 - 5 600 |
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STEEL, CASTING |
5
850 |
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" " (MODULAR GRAPHITE) |
5
600 |
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STEEL, STAINLESS (AUSTENITIC) |
5
660 - 6 120 |
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CAST
GREY MIDDLE |
4
600 |
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STELLITE |
7
050 |
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COPPER |
4
650 - 4 720 |
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T |
TIN |
3
300 - 3 330 |
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CADMIUM |
2
770 - 2 800 |
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TITANIUM |
5
900 - 6 100 |
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CHROMIUM |
6
200 |
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TUNGSTEN
CARBON |
6
650 |
| G |
GOLD |
3
200 - 3 250 |
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TUNGSTEN |
5
180 - 5 400 |
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INCONEL |
5
820 |
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URANIUM |
3380 |
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IRON |
5
890 - 5 930 |
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W |
WOLFRAM |
5
460 |
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LEAD |
1
960 - 2 400 |
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ZINC |
4
170 - 4 320 |
| M |
MANGANESE |
4
660 - 4 700 |
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ZIRCALOY
2 |
4
700 |
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MAGNESIUM |
5
770 - 5 840 |
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ZIRCONIUM |
4
650 |
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NON-METAL
(m/s) |
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| A |
ACRYLIC |
2
870 |
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NYLON |
2
600 - 2 690 |
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ACRYLIC RESIN |
2
730 - 2 870 |
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OIL
(SAE 30) |
1
740 |
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AIR |
330 |
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P |
PARAFFIN WAX |
2
200 |
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ALUM. OXIDE |
8
700 |
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PERSPEX |
2
860 |
| C |
CERAMIC (MACOR) |
5
631 |
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PHENOLIC |
1
400 |
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DIAMOND |
17
500 |
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PLEXI
GLASS |
2
700 |
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DIESEL OIL |
1
250 |
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POLYAMIDE |
2
380 |
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EPOXY RESIN |
2
650 |
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POLYETHYLENE |
1
900 - 2 400 |
| G |
GLASS (FLINT) |
4
260 |
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POLYURETHANE |
1
780 - 1 900 |
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GLASS (CROWN) |
5
260 - 6 120 |
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POLYSTYRENE |
2
340 - 2 400 |
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GLASS (QUARTZ) |
5
570 |
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PORCELAIN |
5
600 - 5 900 |
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GLASS (WINDOW) |
6
800 |
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PVC |
2
400 |
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GLYCERINE |
1
920 |
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Q |
QUARTZ X CUT |
5
740 |
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ICE |
3
980 |
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QUARTZ FUSED |
5
980 |
| H |
HI-DENSITY
POLYETHELENE |
2
220 - 2 300 |
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RUBBER (BUTYL) |
1
900 |
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(GREY & WHITE NOT BLACK) |
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R |
RUBBER (SOFT) |
1
480 |
| M |
METHYLENE-OXIDE |
9
980 |
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RUBBER (VULC.) |
2
300 |
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MONEL |
5
360 - 5 400 |
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S |
SILICONE RUBBER |
948 |
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MOTOR
OIL (SAE 30) |
1
750 |
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TEFLON |
1
350 - 1 520 |
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NEOPRENE |
1
600 |
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WATER |
1470 |
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NB NOTE :
THIS SCHEDULE IS ONLY
A GUIDE |
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Click here to see the instruments for measuring Ultrasonic Wall / Material Thickness
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