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Flaw detectors

Transducers
    - General
purpose transducers

    - Special-purpose
transducers for
UT (ultrasonic testing) of metal welded joints

    - Special-purpose transducers for
UT of welded joints of polyethylene pipelines


Accessories



 

Transducers

 
  General purpose transducers
   

Direct transducers (Series P111)

Reference designation
Frequency, MHz
Piezoelectric cell diameter
Housing dimensions, mm (diameter Х height)
1
P 111-2,5
2,5±0,2
12
18 Х 41
2
P 111-5,0
5,0±0,4
8
15 Х 41










Dual direct
transducers (Series P112)

No.
Reference designation
Frequency MHz
Piezoelectric cell diameter
Housing dimensions, mm (diameter Х height)
1
P 112-2,5-d10/2
2,5±0,2
10/2
18 Х 41
2
P 111-5,0-d5/2
5,0±0,4
5/2
15 Х 41
 
 

Sloping transducer

No.
Reference designation
Frequency MHz
Input angle (degree)
Piezoelectric cell diameter, mm
Beam (mm)
Housing dimensions
(LхWхH), mm
1

P 121-1,8-40
P 121-1,8-50
P 121-1,8-65

1,8±0,2
1,8±0,2
1,8±0,2
40°±1°
50°±1°
65°±1°
12
7
8
8,5
Standard execution
23 х 15 х 20 mm
2

P 121-2,5-40
P 121-2,5-45
P 121-2,5-50
P 121-2,5-60
P 121-2,5-65
P 121-2,5-70
P 121-2,5-90

2,5±0,2
2,5±0,2
2,5±0,2
2,5±0,2
2,5±0,2
2,5±0,2
2,5±0,2
40°±1°
45°±1°
50°±1°
60°±1°
65°±1°
70°±1°
90°±2°
12

7
7
8
8
8,5
9,0
-

maxi execution
(index "B")
30 х 16 х 32 mm
3
P 121-5,0-40
P 121-5,0-45
P 121-5,0-50
P 121-5,0-65
P 121-5,0-70
P 121-5,0-75
P 121-5,0-90
5,0±0,4
5,0±0,4
5,0±0,4
5,0±0,4
5,0±0,4
5,0±0,4
5,0±0,4
40°±1°
45°±1°
50°±1°
65°±1°
70°±1°
75°±2°
90°±2°

12
8
8
8
8
10
8

5,5
5,5
6
6
6
8
-

Standard execution
20 х 11 х 20
mm
mini execution
(index "M")
20 х 11 х
11 mm

4
P 121-10,0-70
P 121-10,0-75
10,0±0,8
10,0±0,8
70°±1°
75°±2°
6
6
5
6
maxi execution
(index "B")
20 х 11 х 25 mm
   
 
  Special-purpose transducers for UT of welded joints of metals
   

Ultrasonic  chord transducers RSM - 5F

No.
Reference designation
Controlled diameters mm
Controlled thicknesses mm
Housing dimensions mm (diam Х height)
1
RSM-5F-D16
16
2,5...6,0
50 x 17 x 16
2
RSM-5F-D18
18
2,5...6,0
50 x 17 x 16
3
RSM-5F-D25
25
2,5...6,0
50 x 17 x 16
4
RSM-5F-D28
28
2,5...6,0
50 x 17 x 16
5
RSM-5F-D32
32
2,5...6,0
50 x 17 x 16
6
RSM-5F-D36
36
2,5...6,0
50 x 17 x 16
7
RSM-5F-D38
38
2,5...6,0
50 x 17 x 16
8
RSM-5F-D42
42
2,5...6,0
50 x 17 x 16
9
RSM-5F-D45
45
2,5...6,0
50 x 17 x 16
10
РСМ-5Ф-D48
48
2,5...6,0
50 x 17 x 16
11
РСМ-5Ф-D51
51
2,5...6,0
50 x 17 x 16

Dual sloping ultrasonic transducers RSM - 5F are designed for testing the quality of welded joints of small diameter (16...51мм) pipelines with walls 2.5 - 6 mm thick.

The operating frequency of transducers is 5 MHz, Focusing of the ultrasonic beam makes it possible to detect volume defects with a diameter of 0.3 mm and larger. The chord system is the most sensitive to detection of wormhole-type and plane flaws (cracks, lacks of fusion).
Application of the chord system of scanning ensures good interference resistance in respect of beads and sagging of welded joints. Flaw testing involves no longitudinal scanning.
Applicable for work with domestically-made and imported ultrasonic flaw detectors. The methodology of application of RSM-5F is approved by the RF Gosgortekhnadzor. There are positive references from enterprises using the transducers in question.
   

Ultrasonic   transducers "Duet" (Series P122 "Duet" )

No.
Reference designation
Controlled diameters mm
Controlled thicknesses mm
Housing dimensions mm (L х W х H)
1
P122-5,0-70 "Duet"
57...63
3,5...6,0
24 х 18 х 22
2
75...89
3
102...114
4
127...168
5
194...325
6
flat (over 377)

Dual sloping transducers "Duet" are intended for ultrasonic testing of thin-walled welded joints for pipelines with a diameter of 57 mm and larger, and the wall thickness of 3...12 mm. The operating frequency of transducers is 5 MHz.
The input angle is 70 degrees. Application of the dual circuit allows getting rid of reverberation interference and reduce the dead zone down to 0...0.5 mm.

The "symmetrical duo" circuit has a high sensitivity to detecting root flaws due to the oscillator's being turned relative to the receiver and the beam's being focused in the dead zone. The method of adjustment is conventional (by notches, segments).
The working surface of transducers features a wear-resistant layer, which increases their service life.
The transducers may be used for work with domestically made and imported ultrasonic flaw detectors.

   


Ultrasonic   transducer SP-75КUS

No.
Reference designation
Controlled diameters mm
Controlled thicknesses mm
Housing dimensions mm (L х W х H)
1
SP - 75KU
from 57 to the plane
4...13
44 х 20 х 35

Dual sloping ultrasonic transducer SP5-75KUS (versatile) is deisgned for testing the quality of welded joints of pipelines, vessels and metal structures with the wall thickness of 4 ... 13 mm.
The transducer implements the "coupled tandem circuit".

The transducer's operating frequency is 5 MHz, the input angle is 73 ... 75 degrees.
The circuit of coupled transducers ensures high interference-resistance in respect of sagging and had high sensitivity to detection of plane flaws (cracks, lacks of fusion).

Transducers of this type make it possible to monitor the level of acoustic contact and sensitivity, as they generate an additional echo-pulse of acoustic contact; therefore, they may be applied to a painted surface. Testing with the transducer only involves scanning along the welded seam.

The transducers feature a wear-resistant operating surface. The wear-resistance layer makes the service life 5 ... 10 times as long. The SP5-75KUS transducer can be applied for testing articles with a diameter from 57 mm to the plane.
The methodology of application is approved by the RF Gosgortekhnadzor. There are positive references from enterprises, a diploma of an international exhibition.
   
   
  Special-purpose transducers for UT of welded joints
of polyethylene pipelines
   

 Ultrasonic   transducers P122-1.8 "Duet" and P122-1.8 "Tandem"

No.
Reference designation
Controlled diameters mm
Controlled thicknesses mm
Housing dimensions
mm
(L х W х H)
1
P122-1,8-72 "Duet" D63
63
5,8...6,3
29х34х22
2
P122-1,8-65 "Duet" D110
110
10,0...16,4
"Duet"
28х38х22
"Duet"
32х15х30
3
P122-1,8-65 "Duet" D160
P122-1,8-50 "Tandem" D160
160...180
14,6...16,4
4
P122-1,8-60 "Duet" D225
P122-1,8-45 "Tandem" D225
200...225
18,8...20,5
   






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