ULTRASONIC FLAW DETECTOR ANGLE PROBE

Crystal size (mm)

8x9

14x14

18x18

20x22

Angle

45°

60°

70°

45°

60°

70°

45°

60°

70°

45°

60°

70°

Wave freq.errors

≤ 10%

Surplus sensitivity

(dB)

≥ 70

≥ 68

≥ 64

≥ 70

≥ 66

≥ 62

≥ 72

≥ 70

≥ 64

≥ 72

≥ 68

≥ 66

lnitial wave of wide(mm)

≤ 22

≤ 22

≤ 21

≤ 22

≤ 22

≤ 21

≤ 22

≤ 22

≤ 22

≤ 22

≤ 22

≤ 22

Resolution(dB)

≥ 34

≥ 32

≥ 32

≥ 32

≥30

≥ 30

≥ 34

≥ 32

≥ 32

≥ 34

≥ 32

≥ 28

Beam deflection

≤ ±1°

Forefront distance(mm)

≤ 11.5

≤ 12.5

≤ 21

≤ 22

≤ 18.5

≤ 21

≤ 20.5

≤ 19.5

Measured K Value

±0.5°

Standard

EN12668-2

Crystal size (mm)

8x9

14x14

18x18

20x22

Angle

45°

60°

70°

45°

60°

70°

45°

60°

70°

45°

60°

70°

Wave freq.errors

≤ 10%

Surplus sensitivity

(dB)

≥ 64

≥ 66

≥ 64

≥ 67

≥ 66

≥ 64

≥ 64

≥ 64

≥ 60

≥ 64

≥ 64

≥ 60

lnitial wave of wide(mm)

≤ 13

≤ 13

≤ 13

≤ 14

≤ 14

≤ 14

≤ 12

≤ 14

≤ 14

≤ 12

≤ 14

≤ 14

Resolution(dB)

≥ 32

≥ 35

≥ 32

≥ 34

≥ 32

≥ 32

≥ 30

≥ 30

≥ 30

≥ 30

≥ 30

≥ 30

Beam deflection

≤ ±1°

Forefront distance(mm)

≤ 11.5

≤ 13

≤ 12

≤ 12

≤ 25

≤ 23

≤ 23

≤ 25

≤ 23

≤ 23

Measured K Value

±0.5°

Standard

EN12668-2

Crystal size (mm)

8x9

Angle

45°

60°

70°

Wave freq.errors

≤ 10%

Surplus sensitivity

(dB)

≥ 68

≥ 66

≥ 62

lnitial wave of wide(mm)

≤ 12

≤ 12

≤ 12

Resolution(dB)

≥ 32

≥ 32

≥ 32

Beam deflection

≤ ±1°

Forefront distance(mm)

≤ 11.5

Measured K Value

±0.5°

Standard

EN12668-2