Non-destructive testing. Ultrasonic flaw detectors. Methods for measuring basic parameters
Контроль неразрушающий. Ультразвуковые дефектоскопы. Методы измерения основных параметров. |
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GOST 3242-79Welded joints. Quality control methods |
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GOST 21105-87Non-destructive testing. Magnetic powder method |
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GOST 7512-82Non-destructive testing. Welded joints. … |