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DIN EN ISO 2400:2025
Non-destructive testing - Ultrasonic testing - Specification for standard block No. 1 (ISO 2400:2025); German version EN ISO 2400:2025
This document specifies the requirements for the dimensions, material and manufacture of a steel block for setting, checking and verification of ultrasonic test equipment used in manual testing.
Deutsches Institut für Normung [din]