| 31. | Non - destructive examination of welds - penetrant testing of welds - acceptance levels
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| 32. | Methods of liquid penetrant testing and classification of indication for steel castings
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| 33. | Non - destructive testing - penetrant testing - part 2 : testing of penetrant materials
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| 34. | Dye penetrant test
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| 35. | Non - destructive testing - penetrant testing and magnetic particle testing - viewing conditions
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| 36. | Non - destructive examination of welds - penetrant testing of welds - acceptance levels
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| 37. | Non - destructive testing - penetrant testing - part 2 : testing of penetrant materials
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| 38. | Metallic multilayer plain bearings - method for non - destructive die penetrant testing
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| 39. | Non - destructive testing - penetrant testing and magnetic particle testing - viewing conditions
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| 40. | Non - destructive testing of steel forgings - part 2 : penetrant testing ; german version en 10228 - 2 : 1998
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