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GB/T 11345-2023_Chinese: Non-destructive testing of welds - Ultrasonic testing - Techniques, testing levels, and assessment (Chinese: 焊缝无损检测 超声检测 技术、检测等级和评定) Note/Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working-hours typically, ASAP English versions: GB/T 11345-2023
