Standard No.:	DL/T 819-2010
English Name:	The code for the welding heat treatment for power plant
Chinese Name:	火力发电厂焊接热处理技术规程
Chinese Classification:	J33    Welding and cutting
Professional Classification:	DL    Professional Standard - Electricity
ICS Classification:	25.160.10 25.160.10    Welding processes 25.160.10
Issued by:	National Energy Administration
Issued on:	2011-01-09
Implemented on:	2011-5-1
Status:	superseded
Superseded by:	DL/T 819-2019 The code for the welding heat treatment for power plant
Superseded on:	2019-10-1
Superseding:	DL/T 819-2002 The Code of the Welding Heat Treatment for Power Plant
Language:	English
File Format:	PDF
Word Count:	8000 words
Price(USD):	200.00
Delivery:	via email in 1 business day

This standard specifies the requirements for welding heat treatment of steel weldment in the course of installation, overhauling and factory configuration of thermal power generating equipment.

This standard is applicable to preheat, postheat and postweld heat treatment of weldment.

Foreword II
1 Scope
2 Normative References
3 Terminologies and Definitions
4 General Requirements
5 Heating Method and Application Scope of Welding Heat Treatment
6 Welding Heat Treatment Technology
7 Temperature Measurement
8 Postweld Heat Treatment Technological Measures
9 Quality Inspection
10 Technical Documents
Appendix A (Normative) Technical Conditions of Flexible Ceramic Resistance Heater
Appendix B (Informative) Technology Card, Operation Record and Work Statistical Table of Welding Heat Treatment
Appendix C (Informative) Preheat Temperature of Commonly Used Steels
Appendix D (Informative) Temperature and Time of Postweld Heat Treatment for Commonly Used Steels
Appendix E (Normative) Postweld Heat Treatment Quality Evaluation Table