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NB/T 25006-2011The Code of Welding Repair of Turbine Blades for Nuclear Power Plant (English PDF)

核电厂汽轮机叶片焊接修复技术规程

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Issued by

NEA

Level / Type

Industry · Recommended

Issue date

July 28, 2011

Implementation date

November 1, 2011

Scope

NB/T 25006-2011 is the English-translated version of 核电厂汽轮机叶片焊接修复技术规程.

NB/T 25006-2011 is the Chinese energy industry standard covering the welding repair of nuclear power plant turbine blades. It states the technical conditions, the process, the basic quality assurance requirements and the acceptance rules for repair welding of blades, shrouds, stiffening wires and rivets.

It applies to repairs made on site after blade damage, using shielded metal arc welding, gas tungsten arc welding and similar methods. GB/T 3323, DL/T 652, DL/T 1025-2006, DL/T 1117-2009, DL/T 1118-2009, JB/T 3223 and JB/T 9218 are cited in the text. Issued on 28 July 2011, it has applied since 1 November 2011.

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Document preview — NB/T 25006-2011

National Standard of the People's Republic of China

ICS: 27.120

Issued by: National Energy Administration of the People's Republic of China

2 Normative references

2 Normative references

NB/T 25006-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 3323

DL/T 652

DL/T 1025-2006

DL/T 1117-2009

DL/T 1118-2009

JB/T 3223

JB/T 9218

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 3323 · DL/T 652 · DL/T 1025-2006 · DL/T 1117-2009 · DL/T 1118-2009

Similar standards

NB/T 25005-2011|NB/T 25043.2-2019|NB/T 25029-2014|NB/T 25014-2013|NB/T 20091-2012|GB/T 35729-2017

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