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JB/T 11017-2021Generator rotor forgings for thermal power units of 1000 MW and above - Technical requirements (English PDF)

1000MW及以上火电机组发电机转子锻件技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

May 17, 2021

Implementation date

October 1, 2021

Scope

JB/T 11017-2021 is the English-translated version of 1000MW及以上火电机组发电机转子锻件技术条件.

JB/T 11017-2021 is the Chinese machinery industry standard covering generator rotor forgings for thermal power units of 1000 MW and above - Technical requirements.

It was issued on 17 May 2021 and has been in force since 1 October 2021, replacing JB/T 11017-2010. The document is under the responsibility of the Ministry of Industry and Information Technology.

This page is published from the official record of the 2021 edition. The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.

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Document preview — JB/T 11017-2021

National Standard of the People's Republic of China

Replacing: JB/T 11017-2010

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Scope
2 Normative references
3 Order requirements
4 Manufacturing process
4.1 Melting and pouring
4.2 Forging
4.3 Heat treatment
4.4 Machining
5 Technical requirements
5.1 Chemical composition
5.2 Mechanical properties
5.3 Fatigue strength
5.4 Hardness uniformity
5.5 Grain size
5.6 Residual stress
5.7 Non-destructive testing
5.8 Magnetic properties
5.9 Dimensions and surface roughness
6 Inspection rules and test methods
6.1 Chemical composition analysis
6.2 Mechanical property test
6.3 Fatigue strength inspection
6.4 Hardness inspection
6.5 Determination of the grain size
6.6 Determination of the residual stress
6.7 Non-destructive testing
6.8 Determination of the magnetic properties
6.9 Retest
6.10 Re-heat treatment
7 Acceptance and quality certificate
7.1 Acceptance
7.2 Quality certificate
8 Identification and packaging
Table 1 Chemical composition
Table 2 Permissible deviations of the chemical composition of the finished product
Table 3 Mechanical properties
Table 4 Magnetic properties

Document data

Chinese classification (CCS): J32.

Estimated length of the Chinese original: 10,162 words.

3 Order requirements

4 Manufacturing process

5 Technical requirements

6 Inspection rules and test methods

7 Acceptance and quality certificate

8 Identification and packaging

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

Similar standards

JB/T 11026-2010|JB/T 7027-2014|JB/T 1581-2014|JB/T 8705-2014|JB/T 8706-2014|JB/T 11020-2010

Editions of JB/T 11017

Edition	Title	Revision	Status
JB/T 11017-2021	Generator rotor forgings for thermal power units of 1000 MW and above - Technical requirements	current edition	Current
JB/T 11017-2010	Generator rotor forgings for thermal power units of 1000 MW and above - Technical requirements	previous edition	Superseded

This page sells the current edition, JB/T 11017-2021. Earlier editions are listed for reference only.

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