DL/T 820.3-2020
Technical regulations for ultrasonic testing of pipe welded joints Part 3: Diffraction time-of-flight method (English Version)
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DL/T 820.3-2020
Standard No.
DL/T 820.3-2020
Language
Chinese,
Available in English version
Published By
Professional Standard - Electricity
Latest
DL/T 820.3-2020
DL/T 820.3-2020 history
1970
DL/T 820.3-2020
Technical regulations for ultrasonic testing of pipe welded joints Part 3: Diffraction time-of-flight method
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