Non-destructive testing - Penetrant testing - Part 5: Penetrant testing at temperatures higher than 50 °C (ISO 3452-5:2008); German version EN ISO 3452-5:2008— 12 стр.
Non-destructive testing - Penetrant testing - Part 6: Penetrant testing at temperatures lower than 10 °C (ISO 3452-6:2008); German version EN ISO 3452-6:2008— 12 стр.