Topic 11 CALIBRATION of PROBES Machine CALIBRATION 10

Topic – 11 CALIBRATION of PROBES & Machine

CALIBRATION 10: 11 To Know the Exact Location of Defect into the Material. And according to location for proper classification of defect. Calibration is done once in week. It is done Individually of all the probes which are to be used for testing.

10: 11 0˚ Normal Probe To go through the Animation Click on the Button To go through the Vedio Click on the Button

Step by Step Procedure (For Calibration of Normal Probe ) 1. Switch on the Machine. 2. Connect the 0 0 2 Mhz probe Double crystal Probe. 3. Set Range 200 mm. 4. Set Delay 0. 0. 5. Set Probe Zero 0. 0. 6. Set Probe Angle 0 0. 7. Set Velocity of Longitudinal Wave – 5920 m/sec. 8. Set Mode of Double Crystal probe – (T - R). 9. Apply Couplant and Place The Probe on IIW Block at Position ‘A’. 10. Appears 2 peaks at 100 mm and 200 mm i. e. on 5 div. and 10 div. 11. Put the GATE on 1 st Peak and notice the Depth (D) in Machine. 12. If D is not 100 mm. Adjust the peak by Probe Zero Key and make it at 100 mm. 13. To Verify, Put the Probe on Calibration Block and Notice the Depth (D).

Calibration of 0˚ Normal Probe 10: 11 0˚ Normal Probe 31. 2 db 00. 5 RANGE 165 S=00. 0 B=00. 0 0 H=00 mm D=00. 0 0 100 mm Switch ON the Machine Take acouplant IIW Block Connect the Double Crystal Probe with Apply the 0˚ and place Here we can use calibration Block machine through cableon connector. the Probe of 100 mm height also. 100 mm height of IIW block.

Calibration of 0˚ Normal Probe 10: 12 5950 5920 31. 2 db 00. 5 MODE VEL-S 200 RANGE 165 ANGLE T +-3230 Rmm VEL-L 45. 00 00. 00 S=00. 0 D=00. 0 B=00. 0 m/sec 0 0 H=00 Feed Angle 00. 00 according Feed Velocity 5920 m/s Longitudinal Select Range 200 of mm for 0˚to Select Mode T-R for Double Angle of. Probe Wave Normal for Normal Probe Crystal Probe

Calibration of 0˚ Normal Probe 10: 12 31. 2 db 00. 5 RANGE 200 S=00. 0 B=00. 0 0 H=68 H=00 mm D=100. D=00. 0 D=64. 0 00 0 100 mm A the bottom IIW of from D 100, should be 100 as 100 theby Put. If. Value the on the Echo and it Echo is. Gate not then make itof block will appear screen. height of IIW block is mm. notice the value ofon D. 100 adjusting Probezero.

Calibration of 0˚ Normal Probe 10: 12 31. 2 db 00. 5 RANGE 200 S=00. 0 B=00. 0 0 H=00 H=84 H=68 mm D=60. 00 D=00. 00 D=100. 00 60 mm To verify the calibration, place the Probe on Calibration block. Gate this Echo and Apply couplant and put Probe on 60 It. Put Should befrom 60 on as the height Athe Echo the bottom ofof the value of D. mmnotice side of calibration block. Calibration block is 60 appear. mm. Calibration block will

Calibration of 0˚ Normal Probe 10: 12 31. 2 db 00. 5 RANGE 200 S=00. 0 B=00. 0 0 H=84 mm D=172. D=50. 00 D=60. 00 00 50 m m 60 kg Rail 172 mm verify from mmit 60, side of Repeat the procedure until is then not If. We thecan value of Dit is not found Hence the Machine is 50 Calibrated for Calibration Block from Rail Top verified two or different known repeat thefrom procedure again from 100 0˚ Normal Probe also. height objects. mm side.

Sensitiity Setting of 0˚ Probe 10: 12 33. 7 db 00. 5 RANGE Y 1 2 CAL SET 200 - mm D=60. 0 B=00. 0 S=00. 0 0 NO 0 0 0 H=60 Now 0˚here probe issaving saved in Save this Calibration setting in a For example it is Channel no. 02 for. No. Sensitivity setting. particular Memory Channel 2 Channel. RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN.

Notes 10: 12 For 0˚ Probe the Echo of reflection will come at 5 division on Horizontal scale. As the Horizontal scale is Calibrated for 200 mm, 1 division = 20 mm. 31. 2 db 00. 5 RANGE 200 mm S=00. 0 D=100. B=00. 00 0 0 00 H=84 Hence the beam reflected from 100 mm Height of IIW Block will appear at 5 div = 100 mm 1 2 3 4 5 6 7 8 9 10

10: 12 45˚ Angle Probe To go through the Animation Click on the Button To go through the Vedio Click on the Button

Step by Step Procedure (For Calibration of Normal Probe ) 1. Switch on the Machine. 2. Connect the 45 0 2 Mhz , Single Crystal Probe. 3. Set Range 275 mm. 4. Set Delay at 0. 0 5. Set Probe Zero at 0. 0 6. Set Probe Angle 45 0. 7. Set Velocity of Shear Wave – 3230 m/sec. 8. Set Mode of Single Crystal probe – (T + R).

Step by Step Procedure (For Calibration of 450 Probe ) 9. Apply Couplant and Place The Probe on IIW Block at Position ‘E’. 10. Maximize the peaks From 100 mm Radius which is appears on 3. 6 div. 11. Put the GATE on Peak and notice the Beam Path (B) in Machine. 12. If (B) is not 100 mm. Adjust the peak by Probe Zero Key and make it 100 mm. 13. To Verify, Put the Probe on IIW Block at Position ‘F’. 14. Notice the peaks From 25 mm Radius which is appears on 0. 9 div. it should be 25 mm.

Calibration of 45˚ Probe 10: 12 45˚ Angle Probe 31. 2 db 00. 5 RANGE 200 S=00. 0 B=00. 0 0 H=00 mm D=00. 0 0 RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN. Disconnect 0˚ Probe and take a BNC Apply the and of place Take acouplant IIW one Block cable and connect end Cable to the Probe facing towards 100 the Machine. mm to radius Arc. And other end the 45˚ Probe.

Calibration of 45˚ Probe 10: 12 VEL-S 31. 2 db 00. 5 MODE 00. 00 275 3260 VEL-L 200 3230 RANGE ANGLE T 45. 0 T-5920 +Rmm S=00. 0 D=00. 0 B=00. 0 m/sec 0 0 R 0 0 0 H=00 RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN. Select Mode T+R forto Single Feed Angle according Angle Select Feed Range Velocity 275 3230 mm m/s for of 45˚ of Crystal Probe connected Probe i. e. Probe 45˚ Shear Wave Anglefor Probe Angle

Calibration of 45˚ Probe 10: 12 31. 2 db 00. 5 RANGE 275 mm S=00. 0 D=00. 0 B=00. 0 0 0 H=00 Stop the Probe after should run parallel to the to Move. Probe the Probe forward &getting backward Echo of IIW maximum the Block height. get the Echo of maximum height.

Calibration of 45˚ Probe 10: 12 31. 2 db 00. 5 RANGE 275 41. 70 mm PRB 0 34. 10 S=00. 0 S=81. 7 S=70. 7 D=81. 7 D=00. 0 B=100. 0 mm. D=70. 7 B=00. 0 B=115. 0 0 50 H=00 H=68 0 10 RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN. m m Value B 100, should bemake 100 the If it the is of not it 100 Put Gate onthen Echo and as notice radius ofvalue Arc Probe. Zero. isof 100 by adjusting the B. mm.

Calibration of 45˚ Probe 10: 12 31. 2 db 00. 5 RANGE 275 mm S=00. 0 S=17. 7 D=00. 0 D=17. 7 B=25. 00 B=00. 0 0 0 H=00 H=45 25 m m RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN. If the value of B is notplace found To verify the calibration the Gate Echo and notice 25 mm, then repeat the procedure Probe facing towards 25 mm Repeat the procedure to get Stop the probe after getting the Repeat the procedure until itradius is not If. Put the value of on B is mm, The the value of B. Notice the ofmm Echo. again from 100 mm. Arc. Echo ofcalibrated maximum height. Echo of maximum height. Again verify it. Height from 25 verified 25 Arc. machine is for 45˚ Probe.

Calibration of 45˚ Probe 10: 12 33. 7 db 00. 5 RANGE CAL SET 275 --mm 2 4 3 Y 5 D=60. 0 B=00. 0 S=00. 0 0 NO 0 1 0 0 H=60 probe isis saved ininina For. Now example here it saving Save this 45˚ Calibration setting Channel no. Channel 05 Memory for Sensitivity setting. No. Channel. 5 particular RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN.

Notes 10: 12 For 45˚ Probe the Echo of maximum height will come near 3. 6 division on Horizontal scale. As the Horizontal scale is Calibrated for 275 mm, 1 division = 27. 5 mm. 31. 2 db 00. 5 RANGE 275 mm S=90. 6 D=90. 6 B=100. 0 0 8 8 0 H=68 Hence the beam reflected from 100 mm and 25 mm radius Arc will appear at 3. 6 div = 100 mm RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN. 1 2 3 4 5 6 7 8 9 10

10: 12 70˚ Angle Probe To go through the Animation Click on the Button To go through the Vedio Click on the Button

Step by Step Procedure (For Calibration of 450 Probe ) 10: 12 1. Switch on the Machine. 2. Connect the 70 0 2 Mhz, Single crystal probe. 3. Set Range 165 mm. 4. Set Delay 0. 0. 5. Set Probe Zero 0. 0. 6. Set Probe Angle 70 0. 7. Set Velocity of Shear Wave – 3230 m/sec. 8. Set Mode of Single Crystal probe – (T + R).

Step by Step Procedure (For Calibration of 450 Probe ) 10: 12 9. Apply Couplant and Place The Probe on IIW Block at Position ‘C’. 10. Maximize the peaks From 100 mm Radius which is appears on 6. 1 div. 11. Put the GATE on Peak and notice the Beam Path (B) in Machine. 12. If (B) is not 100 mm. Adjust the peak by Probe Zero Key and make it 100 mm. 13. To Verify, Put the Probe on IIW Block at Position ‘D’. 14. Notice the peaks From 25 mm Radius which is appears on 1. 5 div. it should be 25 mm.

Calibration of 70˚ Probe 10: 12 2. the Angle 3. Select Range 165 1. Change Disconnect 45˚ 4. Now Follow all the for 70˚ Probe using mm forand 70˚ connect Probe procedures same as Angle Key. for. Key. using Range 70˚ Probe. 45˚Probe calibration of 70˚ Probe using IIW block. 31. 20 db 00. 5 RANGE ANGLE H=00 S=00. 00 165 275 mm 70. 00 45. 00 B=00. 00 D=00. 00

Calibration of 70˚ Probe 10: 12 31. 2 db 00. 5 RANGE 165 S=00. 0 B=00. 0 0 H=00 mm D=00. 0 0 Move the Probe forward & backward to get the Echo the of Stop Probe the Probe should after be exactly getting maximum Echo parallel of maximum to the height. IIW height. Block

Calibration of 70˚ Probe 10: 12 41. 70 34. 10 31. 2 db 00. 5 RANGE 165 mm PRB 0 S=00. 0 S=103. 8 S=94. 0 D=00. 0 D=34. 2 B=100. 0 B=110. B=00. 0 mm. D=37. 8 0 0 55 H=00 H=68 0 10 m m Put Gate on Echo and If itthe is of not. B 100, thenbemake it 100 Value should 100 notice as theof value of 100 B. mm. by adjusting radius Arc Probe. Zero. is

Calibration of 70˚ Probe 10: 12 31. 2 db 00. 5 RANGE 165 mm S=23. 6 S=00. 0 D=08. 6 D=00. 0 B=25. 01 B=00. 0 0 0 H=00 H=45 25 m m If the value of B is not found To verify the calibration place the Stop the probe after getting the Repeat If. Put the value procedure ofprocedure B is 25 until mm, it get The is not Repeat the to the 25 mm, then repeat the procedure the Gate on Echo and notice Notice the Height of Echo. Probe facing towards 25 mm radius Again itfrom 25 mm Echo of maximum height. machine verified isverify calibrated from 25 mm for Arc. Probe. Echo of maximum height. again 100 mm. Arc. the value of B. 70˚ Arc.

Calibration of 70˚ Probe 10: 13 33. 7 db 00. 5 RANGE CAL SET 165 --Y 6 3 4 mm 5 2 D=60. 0 B=00. 0 S=00. 0 0 NO 01 0 0 H=60 Now probe Save this 45˚ Calibration setting For example here itis issaved savinginin a Channel no. 06 Memory for Sensitivity setting. particular Channel No. 6 Channel. RAJENDRA KHURSINGE, Sr. Instructor Track, IRICEN.

Notes 10: 13 For 70˚ Probe the Echo of maximum height will come near 6. 1 division on Horizontal scale. As the Horizontal scale is Calibrated for 165 mm, 1 division = 16. 5 mm. 31. 2 db 00. 5 RANGE 165 mm S=91. 4 D=34. 5 B=100. 0 0 0 H=68 Hence the beam reflected from 100 mm and 25 mm radius Arc will appear at 6. 1 div = 100 mm 1 2 3 4 5 6 7 8 9 10