In-Service Welding
Development of WPS according to
API RP 1104 Annex B,
ASME IX
Qualification of WPS and Welders
Heat Input / Thermal Analysis of In-Service Welding (PRCI L51837 Licensee)
Engineering Codes and Standards
API RP 1104 : Welding of Pipeline & Relate facilities
API RP 1104 Annex B : Welding of Pipeline & Relate facilities – In-Service Welding
API RP 2201 : Procedure for Welding or Hot Tapping on equipment in-service
PRCI L51837 : Thermal Analysis Model for Hot-Tap Welding
ASME B 31.1 : Power Piping (Steam Power Plant, NGV Power Plant, etc.)
ASME B 31.3 : Process Piping (Refinery, HPI, Topside, etc.)
ASME B 31.4 : Liquid Petroleum Transportation pipeline (Underground Water, Fuel, etc.)
ASME B 31.8 : Gas Transmission and Distribution pipeline (Underground natural gas, etc.)
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