Review of API-653 Questions and Answers 100% Pass

Review of API-653 Questions and Answers 100% Pass Replacement shell plate may be circular,oblong,square with rounded corners or rectangular with rounded corners except when: - Correct Answer ️️ -an entire shell plate is replaced Shell replacement patch plates shall be welded with butt joints with complete penetration and complete fusion, except as: - Correct Answer ️️ -permitted for lapped patch shell repairs Joints in lap-welded shell tanks: - Correct Answer ️️ -may be repaired according to the as-built standard of construction A 7/8 thick inch circular butt welded repair plate is installed in the 0.875" thick lower course of a tank. What is the minimum weld spacing required from the vertical and horizontal plate welds of the lower course? - Correct Answer ️️ -10"&10" Lapped patch shell repairs are: - Correct Answer ️️ -an acceptable form or repairs for butt-welded,lap-welded, and riveted tank shells only when specified by the owner. Lapped patch shell repairs shall not be used on any shell course thickness (original construction) that exceeds____ inch. - Correct Answer ️️ -0.500 Lapped patch shell repairs shall not be used to replace : - Correct Answer ️️ -door sheets or shell plates Lapped patch plates shall not have a thickness less than: - Correct Answer ️️ -0.1875 inches