1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS B ISO 12715 KS B ISO 12715:2008 2008 8 25 http:/www.kats.go.krKS B ISO 12715:2008 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ： 2002 10 21 ： 2008 8 25 2008-0437 ： ： ( 025097270) (http:/www.kats.go.kr). 10 5 , . KS B ISO 12715:2008 Ultrasonic non-destruc
2、tive testing Reference blocks and test procedures for the characterization of contact search unit beam profiles 1999 1 ISO 12715, Ultrasonic non-destructive testing Reference blocks and test procedures for the characterization of contact search unit beam profiles , . 1 2 , (HS： hemi-step) (side dril
3、led hole) . . , ( , ), 2 . (Rayleigh) . 25 mm . , , . 1 15 MHz 1 5 MHz, 5 15 MHz . . . . . . 2 . . ( ) . KS B ISO 7963： 2002, No.2 KS B ISO 12715:2008 2 KS B ISO 10375： 2008, 3 3.1 A dB dFL mm FD mm FL Hi i a mm LX, LY, LZ Pj a R 8 b mm SDHii T1 (hemi-step) s T2 (hemi-step) Td s Vl mms 1VS 1VW (wedg
4、e) mms 1Yii c Y mm Yi1, Yi22 6 dB Y ZiSDH c d i mm Z Zi i c mm ZL W ( ) l s e ai 1, 2, 3. b 1.5 mm ci 2, 3. dT- , B- , R- L- eKS B ISO 10375 4 KS B ISO 12715:2008 3 3.2 FS HS IP P Rv SDH B-surface F-surface L-surface R-surface T-surface Tr X, Y, Z (X Y , Z ) 4 2 . . KS B ISO 7963 . 4.1 4.2 . 4.1 (HS
5、) 1 HS mm , . , . HS 20 mm, 40 mm, 50 mm, 80 mm, 100 mm, 85 mm 91 mm . 20 80 mm 25 mm . 100 mm 30 mm, 85 mm 2 mm , 91 m 28 mm . (X ), , HS (Y ) . . . KS B ISO 12715:2008 4 ： mm 1 2 3 1 (HS) 4.2 (SDH) 2 SDH mm . 300 mm, 25 mm, 100 mm 1.5 mm 8 (SDH2, SDH3, SDH4, SDH5, SDH10, SDH20, SDH30 KS B ISO 1271
6、5:2008 5 SDH456) . T( )- , B( )- , R( )- , L( )- , F( )- . , , . SDH F- T- . SDH456 T-, B-, R-, F- . SDH456 , SDH T- . , SDH2 T- 2 mm . SDH456 B-, R- T- 40 mm, 50 mm, 60 mm . SDH2 L- 40 mm , 30 mm . (0 70) F- B- F- . , SDH F- . ： mm 1 1.5 mm 4 R- 2 F- 5 B- 3 T- 6 L- 2 (SDH) 5 5.1 5.1.1 3 T- (SDH) .
7、KS B ISO 12715:2008 6 , . . (full scale： FS .) 80 % (gain) . 20 dB . Y 6 dB . (A) , (Yi), 2 6 dB ( 6 dB) (Yi1, Yi2) (Zi) . SDH . SDHi (Zi) . (error source) . 4 . . . KS B ISO 10375 . 5.1.2 5.1.1 . 5 . a) . b) . c) (FL) . d) (FD) 2 6 dB . e) (dFL) 2 6 dB . KS B ISO 12715:2008 7 1 A(dB) 2 T- 3 4 3 KS
8、B ISO 12715:2008 8 1 2 A(dB) 3 4 5 (mm) 4 KS B ISO 12715:2008 9 1 (dFL) 2 3 A(dB) 4 5 (FD) 6 (FL) 5 5.2 , , . . , 2 . 6 . KS B ISO 12715:2008 10 1 2 3 4 l, s： 6 (Snell) . ： lWlWsinsin=VV(1) ： sWsWsinsin=VV(2) . KS B ISO 12715:2008 11 5.2.1 T- SDH 7 (X) (LX) . . FS 80 % . Y , 6 dB . (A), (Yi), 2 6 dB
9、 (Yi1, Yi2) (Zi) . Zi i , . 2/122)()(iiiYZZ = (3) . 8 . (Z) , (Z) . 1 A(dB) 2 3 (l) 4 T- 7 KS B ISO 12715:2008 12 1 2 (l) 3 A(dB) 4 8 5.2.2 9 HS . HS 100 mm , . Y . (A) FS 80 % Y 0 . Y 0 2 . Y 0 FS 80 % . (100 mm) (A) FS 40 % Yi1 . Z , Yi1 . , 80 50 mm, 50 40 mm, 40 20 mm (HS) . 10 . KS B ISO 12715:
10、2008 13 HS . . , . (TOF) ( B ). ： mm 1 1 2 2 3 4 5 6 A(%) 7 9 KS B ISO 12715:2008 14 1 2 A(dB) 3 Z (mm) 10 5.2.3 5.2.1 . 11 , (Z) (Z) . a) Z . b) . c) (FL). d) (FD) 2 6 dB (FD). e) (dFL) 2 6 dB (dFL). KS B ISO 12715:2008 15 1 A(dB) 2 (FD) 3 4 (FL) 5 dFL6 11 5.2.4 5.2.2 . 12 . a) ZL . b) . c) (FL). d
11、) (FD) 2 6 dB (FD). e) (dFL) 2 6 dB (dFL). KS B ISO 12715:2008 16 1 2 A(dB) 3 (dFL) 4 ( ) 5 (FD) 6 (FL) 12 ( ) 5.3 2 2 . 2 . 2 . 2 (Tr) (Rv) (Lx) (Ly) . 2 2 5.1.1 5.2.1 . SDH 2 . KS B ISO 12715:2008 17 A ( ) HS . . , 20 mm 40 mm, 40 mm 80 mm 50 mm 100 mm 2 . , HS HS . FS 80 100 % . ( ) T1 , ( ) T2 .
12、 T1 T2 . 10 mm . . (Td) A.1 . Td 2T1 T2 HS . KS B ISO 12715:2008 18 1 2 3 4 5 6 7 ( ) 8 FS 80 % ( ) A.1 KS B ISO 12715:2008 19 B ( ) (TOF) (TOF) 2 . TOF HS SDH 5. . TOF . (A), TOF, 2 6 dB . B.1 TOF . HS , TOF . HS . KS B ISO 12715:2008 20 a) Z b) TOF Z 5 MHz, 56, 6 mm6 mm, harisonic, 17 dB, 48 dB B.
13、1 SDHAG4B TOF KS B ISO 12715:2008 21 C ( ) , HS , . () . HS 85 mm , 91 mm 100 mm 3 . SDH2, SDH3 SDH T- , SDH T- . KS B ISO 12715:2008 22 1 KS B ISO 2400： 2002, 2 KS B ISO 5577： 2006, 3 TSAO, M.C., in Materials Evaluation, Vol. 56, No. 5, May 1998, pp. 636 644 KS B ISO 12715:2008 23 KS B ISO 12715:20
14、08 . 1 1.1 2 , (HS： hemi-step) (side drilled hole) . . . . . 1.2 2002 ISO 12715 (2008 ) . 2 a) 2003 2008 7 8 KS A 0001( ) . b) , . c) , . 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS B ISO 12715:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Ultrasonic non-destructive testing Reference blocks and test procedures for the characterization of contact search unit beam profiles ICS 19.100
