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STN is a protected designation of Slovak national technical standards.
Welds in steel. Reference block for the calibration of equipment for ultrasonic examination
WITHDRAWN published on 1.2.1997
Selected format:Non-destructive testing - Ultrasonic testing - Specification for calibration block No. 2 (ISO 7963:2022)
Standard published on 1.2.2023
Selected format:Welds in steel. Calibration block No. 2 for ultrasonic examination of welds
WITHDRAWN published on 1.11.1997
Selected format:Non-destructive testing - Ultrasonic testing - Specification for calibration block No. 2 (ISO 7963:2006)
WITHDRAWN published on 1.3.2011
Selected format:Non-destructive testing of welds - Phased array ultrasonic testing (UT-PA) for thin-walled steel components - Acceptance levels (ISO 4761:2022)
Standard published on 1.4.2023
Selected format:Non-destructive testing of welds - Eddy current examination of welds by complex plane analysis (ISO 17643:2015)
Standard published on 1.2.2016
Selected format:Non-destructive examination of welds. Eddy current examination of welds by complex plane analysis
WITHDRAWN published on 1.11.2001
Selected format:Non-destructive testing of welds - Visual testing of fusion-welded joints (ISO 17637:2016)
Standard published on 1.6.2017
Selected format:Welded joints. The methods of visual inspection and measurements
WITHDRAWN published on 1.11.1990
Selected format:Non-destructive testing of welds - Visual testing of fusion-welded joints (ISO 17637:2003)
WITHDRAWN published on 1.9.2011
Selected format:Latest update: 2026-07-31 (Number of items: 2 290 450)
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