ASME code case 2235-9（TOFD）.pdf

CASE CASES OF ASME BOILER AND PRESSURE VESSEL CODE 2235-9 Approval Date: October 11, 2005 The ASME Boiler and Pressure Vessel Standards Committee took action to eliminate Code Case expiration dates effective March 11, 2005. This means that all Code Cases listed in this Supplement and beyond will remain available for use until annulled by the ASME Boiler and Pressure Vessel Standards Committee. Case 2235-9 The scan plan shall also include ultrasonic beam angle Use of Ultrasonic Examination in Lieu of Radiography used, beam directions with respect to weld centerline, Section I; Section VIII, Divisions 1 and 2; and and vessel volume examined for each weld. The docu- Section XII mentation shall be made available to the Owner/User upon request. Inquiry: Under what conditions and limitations may (c) The ultrasonic examination shall be performed in an ultrasonic examination be used in lieu of radiography, accordance with a written procedure conforming to the when radiography is required in accordance with Section requirements of Section V, Article 4.1 The procedure I, para. PW-11; Section VIII, Division 1, para. UW-11(a); shall have been demonstrated to