Download link: . . ==> api 1104 22nd edition pdf . . API 1104 22nd edition is a standard developed by the American Petroleum Institute that provides guidelines for the welding of pipelines. The benefits of using API 1104 22nd edition include ensuring the quality and safety of welded pipelines, reducing the risk of leaks or failures, and complying with industry standards and regulations. To use API 1104 22nd edition properly, it is essential to familiarize oneself with the standard's requirements, follow the welding procedures outlined in the document, use qualified welders, and conduct thorough inspections to ensure compliance with the guidelines.