Boiler and Pressure Vessel.Standard Reference Radiographs for Appearances of Radiographic Images as Certain Parameters are Changed ASTM E242-91; DELETED
ASME SEC V B SE-242-2001 history
2001ASME SEC V B SE-242-2001 Standard Reference Radiographs for Appearances of Radiographic Images as Certain Parameters are Changed ASTM E242-91; DELETED