Preheating and S.A.W of Casing Spool Providing Inspection and Surveillance Services for Oil and Chemical Equipment PROJECT MANAGEMENT https://k4d343.p3cdn1.secureserver.net/wp-content/uploads/2023/06/Video-001.mp4 https://k4d343.p3cdn1.secureserver.net/wp-content/uploads/2023/06/Video-002.mp4