| 41. | Non - destructive testing - penetrant testing and magnetic particle testing - viewing conditions
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| 42. | Non - destructive testing - penetrant testing - part 1 : general principles ; german version en 571 - 1 : 1997
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| 43. | Non - destructive testing - penetrant testing - part 4 : equipment iso 3452 - 4 : 1998 ; german version en iso 3452 - 4 : 1998
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| 44. | Non - destructive testing - terminology - terms used in penetrant testing iso 12706 : 2000 ; trilingual version en iso 12706 : 2000
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| 45. | Non - destructive testing - penetrant testing - part 3 : reference test blocks iso 3452 - 3 : 1998 ; german version en iso 3452 - 3 : 1998
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| 46. | Non - destructive testing of welds - penetrant testing of welds - acceptance levels ; german version en 1289 : 1998 a1 : 2002
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| 47. | Confirmation method of calibration by visual calibration gauge on magnetic particle and liquid penetrant testing
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| 48. | Non - destructive testing - penetrant testing - part 2 : testing of penetrant materials iso 3452 - 2 : 2000 ; german version en iso 3452 - 2 : 2000
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| 49. | Non - destructive testing - penetrant testing and magnetic particle testing - viewing conditions iso 3059 : 2001 ; german version en iso 3059 : 2001
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| 50. | Non - destructive testing of steel tubes - liquid penetrant testing of seamless and welded steel tubes for the detection of surface imperfections
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