Historical
ISO 9764:1989
Electric resistance and induction welded steel tubes for pressure purposes - Ultrasonic testing of the weld seam for the detection of longitudinal imperfections
Two different acceptance levels are considered in table 1. The choice between these acceptance levels will depend on the intended application. Specifies general requirements, method of test, reference standards, reference notches, equipment calibration and checking, acceptance and test report.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]