This standard is applicable to the A-mode ultrasonic flaw detector (hereafter referred to as "flaw detector") using pulse echo technique for single-channel unsaturated and manual flaw detection.
Multiple-channel or other types of ultrasonic flaw detection devices may refer to corresponding parts of this standard.
1 Terms 1
2 Product Variety and Specification 1
3 Technical Requirements 2
4 Test Methods 4
5 Inspection Rules 17
6 Marking, Packaging, Transportation, Storage and Completeness 21
Appendix A (Supplement) Terms 23
Appendix B (Supplement) Main Technical Requirements of Testing Instruments and Equipment 25
Appendix C (Supplement) Technical Requirements of Reference Block 27
Additional Explanation 29
