when the un machined casting is tested, the following indications must be recorded independently of the indications listed in table 2 (limits for acceptance and registration)
- echo indications of coherent discontinuities with distinct extensions in length and depth
- echo indications of casting defects in unfavorable position to the sound beam.
Final acceptance of the casting depends on the examination of the work piece in the machined state and is based on the acceptance criteria specified in table 2.