Experimental Study on Lateral Resolution of Phased Array Ultrasonic Testing of Irregular Structure Weld Defects

Table 9

Test points and response values of CCD.

NO.	X1	X2	X3	Y
1	−1	−1	−1	0.5
2	1	−1	−1	3
3	−1	1	−1	0.7
4	1	1	−1	1.8
5	−1	−1	1	1.3
6	1	−1	1	2.2
7	−1	1	1	5.6
8	1	1	1	11.1
9	−1.68	0	0	1.2
10	1.68	0	0	5.6
11	0	−1.68	0	1.3
12	0	1.68	0	4.2
13	0	0	−1.68	0.4
14	0	0	1.68	6
15	0	0	0	4.8
16	0	0	0	5.3
17	0	0	0	5.1
18	0	0	0	4.9
19	0	0	0	5.2
20	0	0	0	5