DS DS/EN 27963
DS DSEN 27963 1992-AUG-06 Welds n steel - Calbraton block No 2 for ultrasonc examnaton of welds Replaced by DS DSEN SO 7963
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The standard specifies the dimensions, type of steel and directives for the use of calibration block No. 2 for ultrasonic examination of welds in steel.