DL/T 654-2009
The technical guide for the life assessment of units in fossil-fuel power plant (English Version)

Standard No.
DL/T 654-2009
Language
Chinese, Available in English version
Release Date
2009
Published By
Professional Standard - Electricity
Status
Replace By
DL/T 654-2022
Latest
DL/T 654-2022
Replace
DL/T 654-1998
Scope
This standard specifies the basic principles, basic steps and commonly used life assessment methods for life assessment of thermal power unit components. This standard is applicable to the life assessment of key metal components of thermal power units of 50MW (inclusive) and above in thermal power plants. Thermal power units below 50MW can be implemented as a reference.

DL/T 654-2009 Referenced Document

  • DL/T 438-2009 The technical supervision codes for metal in fossil-fuel power plant
  • DL/T 439-2006 The technical guide for high-temperature bolt of fossil-fired power plant
  • DL/T 440-2004 The code of inspection and evaluation for existing boiler drum in fossil-fuel power plants
  • DL/T 441-2004 Supervision code for creep strain of steam pipe in high temperature and high pressure in fossil fuel power plant
  • DL/T 674-1999 The gradational standard of spherular pearlite for carbon steel No.20 used in fossil power plant
  • DL/T 773-2001 Spheroidization evaluation standard of 12Cr1MoV steel used in power plant
  • DL/T 786-2001 Standard of inspection and estimating carbon steel graphitiaztion
  • DL/T 787-2001 The gradational standard of spherular pearlite for 15CrMo steel used in fossil power plant
  • DL/T 820-2002 The code of ultrasonic inspection section for butt welds of pipes
  • DL/T 882-2004 The terminology of metallic speciality of fossil-fuel power plants
  • DL/T 884-2004 Power plant metallography inspection and assessment guideline
  • DL/T 939-2005 Guide for boiler tube monitoring and inspection in fossil fuel power plant
  • GB/T 15248 The test method for axial loading constant-amplitude low-cycle fatigue of metallic materials
  • GB/T 19624-2004 Safety assessment for in-service pressure vessels containing defects
  • GB/T 2039 Metallic materials.Uniaxial creep testing method in tension *2012-06-29 Update
  • GB/T 21143-2007 Metallic materials-Unified method of test for determination of quasistatic fracture toughness
  • GB/T 4161 Metallic materials.Determination of plane-strain fracture toughness
  • GB/T 6398 Metallic materials—Fatigue testing—Fatigue crack growth method*2017-07-12 Update
  • GB/T 9222-2008 Strength calculation of pressure parts for watertube boilers

DL/T 654-2009 history

  • 1970 DL/T 654-2022
  • 2009 DL/T 654-2009 The technical guide for the life assessment of units in fossil-fuel power plant
  • 1998 DL/T 654-1998 The technical guide for the life assessment of overage units in fossil power plants
The technical guide for the life assessment of units in fossil-fuel power plant



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