Modified qualifications for what constitutes repair welding, mechanized welding and in-service welding to add more specificity to the criteria under the standard.

Changes in the 22nd edition of Std 1104 include: The foundational document and the updates included in the new edition enhance practices during the operation, regular maintenance and repair of pipeline, reducing the possibility of structural breakdowns and releases.

These requirements improve pipeline safety, structural integrity and efficiency by providing detailed welding procedures for qualified professional welders, inspectors and engineers. The new edition of API Std 1104, provides requirements for gas and arc welding used in the construction and in-service repair of pipes and components for the compression, pumping and pipeline transmission of crude oil, petroleum products, fuel gases, carbon dioxide and nitrogen.

“Federal regulations already incorporate previous editions of API 1104, and the updated document strengthens the safe and environmentally sustainable transmission of crude oil, carbon dioxide and a variety of petroleum-based products by pipeline.” “Standard 1104 is API's most widely utilized global standard, used in nearly 100 countries, and its update applies new technology advancements and improvements based on pipeline operating experience to increase safety and enhance environmental protection,” API Global Industry Services (GIS) Senior Vice President Debra Phillips said.

202.682.8114 | J– The American Petroleum Institute (API) today published Standard (Std) 1104, 22nd Edition, Welding of Pipelines and Related Facilities, updating an important global standard that supports industry-wide actions to strengthen environmental sustainability efforts while meeting growing energy demand.

Api 1104 code book 21st edition