background image

All

 

velocities

 

are

 

approximations:

 

SOUND

 

VELOCITY

 

MEASUREMENT

 

CHART

 

Material

 

Sound

 

Velocity

 

 

Inch/µS

 

M/s

 

Air 

0.013 

330 

Aluminum 

0.250 

6300 

Alumina Oxide 

0.390 

9900 

Beryllium 

0.510 

12900 

Boron Carbide 

0.430 

11000 

Brass 

0.170 

4300 

Cadmium 

0.110 

2800 

Copper 

0.180 

4700 

Glass(crown) 

0.210 

5300 

Glycerin 

0.075 

1900 

Gold 

0.130 

3200 

Ice 

0.160 

4000 

Inconel 

0.220 

5700 

Iron 

0.230 

5900 

Iron (cast) 

0.180 

4600 

Lead 

0.085 

2200 

Magnesium 

0.230 

5800 

Mercury 

0.057 

1400 

Molybdenum 

0.250 

6300 

Monel 

0.210 

5400 

Neoprene 

0.063 

1600 

Nickel 

0.220 

5600 

Nylon, 6.6 

0.100 

2600 

Oil (SAE 30) 

0.067 

1700 

Platinum 

0.130 

3300 

Plexiglass 

0.110 

1700 

Polyethylene 

0.070 

1900 

Polystyrene 

0.0930 

2400 

Polyurethane 

0.0700 

1900 

Quartz 

0.230 

5800 

Rubber, Butyl 

0.070 

1800 

Silver 

0.140 

3600 

Steel,

 

Mild

 

0.233

 

5900

 

Steel, Stainless 

0.230 

5800 

Teflon 

0.060 

1400 

Tin 

0.130 

3300 

Titanium 

0.240 

6100 

Tungsten 

0.200 

5200 

Uranium 

0.130 

3400 

Water 

0.584 

1480 

Zinc 

0.170 

4200 

 

 

 

 

 

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Summary of Contents for UTG-2900

Page 1: ...Model No UTG 2900 283 Veterans Blvd Carlstadt NJ 07072 201 933 6300 www phase2plus com www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 2: ...9 4 2 Probe Zero 9 4 3 Sound Velocity Calibration 10 4 4 Making Measurements 12 4 5 Scan mode 13 4 6 Changing Resolution 13 4 7 Changing Units 13 4 8 Memory Management 14 4 9 Data Printing 15 4 10 Bee...

Page 3: ...ring Range Pulse Echo 0 025 23 0 in steel Echo Echo 0 118 2 35 Accuracy 0 5 thickness 001 Sound velocity range 3280 32805 ft s 1000 9999m s Upper Lower Limit Preset Alarm Yes Scanning Feature Yes 16 m...

Page 4: ...ickness of a part or structure by accurately measuring the time required for a short ultrasonic pulse generated by a transducer to travel through the thickness of the material reflect from the back or...

Page 5: ...Indicates the coupling status While the gauge is taking a measurement the coupling indicator will be displayed If it is not the gauge is having difficulty achieving a stable measurement and the thick...

Page 6: ...2 Save 3 Enter 4 Back Light 5 Probe Zero 6 Inch metric 7 Thru Coating on off 8 Scan on off 9 Calibration Velocity setting 10 Calibration block 0 157 4mm 1 5 6 7 3 2 8 9 4 10 www GlobalTestSupply com F...

Page 7: ...f the material through which the sound travels has any grain structure the sound waves will experience scattering Both of these effects reduce the strength of the waves and thus the gauge s ability to...

Page 8: ...ing measured and the other semicircle is responsible for conducting the echoed sound back into the transducer When the transducer is placed against the material being measured it is the area directly...

Page 9: ...Transducers should be inspected on a regular basis for signs of uneven wear of the wearface If the wearface is worn on one side more than another the sound beam penetrating the test material may no l...

Page 10: ...r factor and will compensate for this value in any subsequent measurements When performing a probe zero the instrument will always use the sound velocity value of the built in probe disc even if some...

Page 11: ...on mode and return to the measurement mode The gauge is now ready to perform measurements 4 3 2 Calibration to a known velocity Note This procedure requires that the operator knows the sound velocity...

Page 12: ...locities to enable the user to quickly check different known materials Example If you are testing steel at 233 in us you can quickly change to one of your stored sound velocities when you need to test...

Page 13: ...gauge excels at making single point measurements it is sometimes desirable to examine a larger region searching for the thinnest point The gauge includes a feature called Scan Mode which allows it to...

Page 14: ...the key to activate the data logging functions It will display the current file name and the total record count of the file 2 Use the key and the key to scroll to the file that will be cleared of all...

Page 15: ...background light at any moment as you need after power on Since the EL light will consume more power turn on it only when necessary 4 12 Battery Icon Two AA size alkaline batteries are used as the pow...

Page 16: ...f repairs must be supplied as well ANY ATTEMPT AT HOME REPAIR WILL AUTOMATICALLY VOID THE STATED WARRANTY NO EXCEPTIONS 6 Transport and Storage Be sure to clean the probe and cable after each use Grea...

Page 17: ...ommended that the probe be left in contact with the surface for as short a time as needed to acquire a stable measurement While the transducer is in contact with a hot surface it will begin to heat up...

Page 18: ...thus may be undesirable Other suitable couplants for measurements at normal temperatures may include water various oils and greases gels and silicone fluids Measurements at elevated temperatures will...

Page 19: ...85 2200 Magnesium 0 230 5800 Mercury 0 057 1400 Molybdenum 0 250 6300 Monel 0 210 5400 Neoprene 0 063 1600 Nickel 0 220 5600 Nylon 6 6 0 100 2600 Oil SAE 30 0 067 1700 Platinum 0 130 3300 Plexiglass 0...

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