1、 KS D ISO 4992 2KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 2: KS D ISO 4992 2: 2007 2007 10 30 http:/www.kats.go.krKS D ISO 4992 2: 2007 : () ( ) () () () ( ) : (http:/www.standard.go.kr) : :2007 10 30 2007-0957 : : ( 02-509-7274) (http:/www.kats.go.kr ). 7 5 , . KS D ISO 4992 2: 2007 2: Steel casting
2、sUltrasonic examination Part 2:Steel castings for highly stressed components 2006 1 ISO 4992 2, Steel castings Ultrasonic examination Part 2: Steel castings for highly stressed components , . 1 ( ) . 600 mm . 600 mm , . . 2 . . ( ) . KS B ISO 5577, KS B ISO 7963, No.2 EN 583 1, Non-destructive testi
3、ng Ultrasonic examination Part 1: General principles EN 583 2, Non-destructive testing Ultrasonic examination Part 2: Sensitivity and range setting EN 583 5: 2005, Non-destructive testing Ultrasonic examination Part 5: Characterization and sizing of discontinuities EN 1330 4, Non-destructive testing
4、 Terminology Part 4: Terms used in ultrasonic testing EN 12223, Non-destructive testing Ultrasonic examination Specification for calibration block No. 1 EN 12668 1, Non-destructive testing Characterization and verification of ultrasonic examination equipment Part 1: Instruments EN 12668 2, Non-destr
5、uctive testing Characterization and verification of ultrasonic examination equipment Part 2: Probes EN 12668 3, Non-destructive testing Characterization and verification of ultrasonic examination equipment Part 3: Combined equipment KS D ISO 4992 2: 2007 2 3 KS B ISO 5577, EN 583 1, EN 583 2, EN 583
6、 5, EN 1330 4 . 3.1 (reference discontinuity echo size) (equivalent flat bottomed hole) . 3.2 , , . 3.3 , . 3.4 2 3.5 3 3.6 , , . 3.7 3.7.1 3.7.2 4 KS D ISO 4992 2: 2007 3 4.1 (EN 583 1 ). ( , ) (5.5.1 ) 4.2 , . 600 mm , , . 4.3 4.3.1 . 1 , ( ) . 4.3.2 . 1 . 4.3.3 4.3.3.1 2 . 2 . 2 . 30 mm 2 . 4.3.3
7、.2 3 , 4 . 1 . 3 4 . KS D ISO 4992 2: 2007 4 4.4 . , KS B ISO 9712 EN 473 . 4.5 (wall-section zones) 1 , ( ) . 4.6 , . (rim) 1 . , . 5 5.1 EN 583 1, EN 583 2, EN 583 5 . 5.2 ( ) . . . 2 6 dB . 6 dB . , 6 dB . DGS(distance gain size) , 2 . . sDDQ=24FBH935.4(1) DQ: (mm) DFBH : (mm) KS D ISO 4992 2: 20
8、07 5 : (mm) s : (mm) DQ 2 s 5 . 5.3 , , 5.3.1 EN 12668 1 . 10 mm 2 m . 1 dB 80 dB 2 dB . 5 % . 2 1 MHz 6 MHz . 5.3.2 EN 12668 2 EN 12668 3 . 1 MHz 6 MHz . 35 70 . . . 2 ( ) . 5.3.3 EN 12668 3 . 5.3.4 EN 583 1 . . . 1 . 5.3.5 5.5.2 . / A . KS D ISO 4992 2: 2007 6 5.4 EN 583 1 . . EN 1370 4 S1 4 S2 ,
9、. Ra 12.5 m . , 2 S1, 2 S2(EN 1370 ), Ra 6.3 m . 5.5 5.5.1 , , . . . , . 2 50 mm . , 2 2 50 mm . (: ), , 50 mm . 60 , 150 mm . . 150 mm/s . 5.5.2 EN 583 2 . EN 12223 1 KS B ISO 7963 2 . . , . , , . 5.5.3 5.5.3.1 EN 583 2 (5.5.2 ) . (DAC) KS D ISO 4992 2: 2007 7 (FBH) (SDH) . 2 MHz 6 mm . DGS DGS , .
10、 5.5.3.2 EN 583 2 . . ( ) . EN 1370 4 S1 4 S2 . 5.5.3.3 . 2 40 % . ( 3 ) , dB . ( 3 ) . ( ) ( ) . (EN 583 2 ). 5.5.4 . dB . . 5.5.5 5.5.5.1 12 dB (2 MHz ) . . 5.5.5.2 . 3 3 4 , . 4 . KS D ISO 4992 2: 2007 8 , . , 5.5.7.3 . . . 5.5.6 (5.5.5 ) , , . (: ) . 5.5.7 5.5.7.1 EN 585 3 . (: , , ). , . . ( )
11、( ) 1 B . 2 C . (5.5.2 ) (5.5.3 ) C . . 5.5.7.2 6 dB , 6 dB(2 MHz ) . 5 . 5.5.7.3 5.5.7.1 20 dB ( C.7 C.9 ). 5.6 . ( , KS D ISO 4992 2) KS D ISO 4992 2: 2007 9 (: , , , ) ( ) 1 ( ) c100 mm100 mm aFBHbmm SDHbmm mm 1 1.5 3d, e(DAC 6 dB) 6 12 2 1.5 3d, e(DAC 6 dB) 12 10 3 2 3d12 8 a 1 . . bFBH = flat-b
12、ottomed hole( ), SDH = side-drilled hole( ) c15 mm , . d (4MHz, 10 mm ) e 3 mm 50 % , 3 mm 0.75 mm . 2 : mm 5.2 100 2 100 300 3 300 600 4 , 1.5 KS D ISO 4992 2: 2007 10 3 mm mm dB 100 2 100 300 3 300 600 4 12 4 a SDB C.2 II C.3, C.4 IIL 1 C.4, C.5 GIR C.6 IIP/IID 2 C.5, C.7 NII C.8 NIP C.9 GIN C.10,
13、 C.11 a EN 583 5: 2000 B . 1 2 t at / 3t( 30 mm) 1 KS D ISO 4992 2: 2007 11 1 2 2 3 3 4 4 5 X (mm) Y (mm2) 1 . 10 mm , 10 % . 25 % 20 mm . , 10 mm . , 3 mm . A = 3L(A mm2 , 3 mm , L mm ) 2 ( C.8, C.9, C.11 ) KS D ISO 4992 2: 2007 12 1 2 2 3 3 4 4 5 X (mm) Y1 (mm2) Y2 (mm2) 1 . 15 % . 10 mm . , 3 mm
14、. A = 3L(A mm2 , 3 mm , L mm ) 3 ( C.2, C.5, C.10 ) KS D ISO 4992 2: 2007 13 1 2 2 3 3 4 4 5 X (mm) Y1 (mm2) Y2 (mm2) 1 . 15 % . 10 mm . , 3 mm . A = 3L(A mm2 , 3 mm , L mm ) , (core) . , 3 2 (EN 1559 2 ). 4 ( C.2, C.5, C.10 ) KS D ISO 4992 2: 2007 14 a “A” b “B” c “A” (A ) d “B” (B ) d = t (s1 s2) t : s1, s2 : 5 KS D ISO 4992 2: 2007 15 A ( ) / / EN 12223 IIW A 2 25 mm . 80100 % , 10 % mm . A.1 . A.1 (L) (T) MHz mm mm 1 15 2 2.25 9 5 4 5 3 5 4 2.5 KS D ISO 4992 2: 2007 16 B ( )
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