Guideline for Welding Repair Technology of Steam Turbine Blades DL/T 905-2004

Author: National Development and Reform Commission of the People's Republic of China
Publisher:
Publish Date: 2005-03-01
Features: The standard was formulated in accordance with the arrangements specified in the "Notice on Confirming the Plan for the Development and Revision of Power Industry Standards in 2001" issued by the State Economic and Trade Commission (Power [2001] No. 44). This standard is primarily based on the research achievements and accumulated experience over the years in the power industry regarding the repair of steam turbine blades using welding methods. It provides specific regulations on the qualifications of welding and heat treatment personnel, equipment and processes, technical measures, quality, and safety involved in the repair of steam turbine blades in thermal power plants. This standard was proposed by the China Electricity Council. This standard is under the jurisdiction of and is responsible for interpretation by the Power Industry Power Station Welding Standardization Technical Committee.