Contour Tackles Complex Geometry on Ammonia Lines
Contour Tackles Complex Geometry on Ammonia Lines
2 PagesTHE HIGH-PERFORMANCE CRITICAL INFRASTRUCTURE COMPANY Easy to Install | Cost Effective to Deploy | Durable for Decades Contour Tackles Complex Geometry on Ammonia Lines PIPE DETAIL Leaking ammonia line Cracks from 1 mm to 5 mm (0.04 0.2 inch) on girth welds 114 defects were repaired on a 6.5-inch (165.1-mm) diameter line leaking ammonia 33 additional defects were repaired on various other line sizes SUMMARY An ammonia line in a steel plant was leaking in many places, including leaks along a girth weld 6 Clock Spring trained installers from Dong-buk E&C applied Contour to 147 leaks The pipeline and surrounding lines and process equipment remained in service during the repair Work was completed in approximately 15 days without interrupting plant operations No welding was required Inspection
