Historical
DIN EN 1712:2002
Non-destructive testing of welds - Ultrasonic testing of welded joints - Acceptance levels (includes Amendment A1:2002) (Foreign Standard)
This European Standard specifies ultrasonic acceptance levels, 2 and 3, for full penetration welded joints in ferritic steels, which corre-spond to the quality levels B and C of EN 25817. Other acceptance levels can be used by specification.
Deutsches Institut für Normung [din]