JB/T 7945.2-2018Methods for testing the mechanical properties of grey cast iron - Part 2: Bend testing (English PDF)
灰铸铁力学性能试验方法 第2部分：弯曲试验
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 30, 2018
Implementation date
December 1, 2018
Scope
JB/T 7945.2-2018 is the English-translated version of 灰铸铁力学性能试验方法 第2部分：弯曲试验.
JB/T 7945.2-2018 is the bend-testing part of the Chinese machinery industry standard on methods for testing the mechanical properties of grey cast iron. It describes the test pieces, the testing equipment, the test environment, the procedure to be followed, the determination of the performance itself and the content of the test report.
The material it addresses is grey cast iron in bending, and the document is a recommended standard of the mechanical and machinery sector. It quotes GB 8170, GB/T 12160, GB/T 16825.1 and YB/T 5349.
It is placed under the Chinese classification J31 and the international classification 77.040.10.
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Document preview — JB/T 7945.2-2018
National Standard of the People's Republic of China
- ICS
- 77.040.10
- Replacing
- JB/T 7945-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Related standards
- Classification and status
1 Foreword
JB/T 7945.2-2018 was issued by MIIT on 30 April 2018 and has been in force since 1 December 2018.
It is one of 3 parts of the JB/T 7945 series.
2 Scope
JB/T 7945.2-2018 is the bend-testing part of the Chinese machinery industry standard on methods for testing the mechanical properties of grey cast iron. It describes the test pieces, the testing equipment, the test environment, the procedure to be followed, the determination of the performance itself and the content of the test report. The material it addresses is grey cast iron in bending, and the document is a recommended standard of the mechanical and machinery sector. It quotes GB 8170, GB/T 12160, GB/T 16825.1 and YB/T 5349. It is placed under the Chinese classification J31 and the international classification 77.040.10.
3 Normative references
JB/T 7945.2-2018 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB 8170
GB/T 12160
GB/T 16825.1
YB/T 5349
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 7945-1999 — Grey cast iron - Test methods for mechanical properties
JB/T 7945.1-2018 — 1: Tensile testing
6 Classification and status
International classification (ICS): 77.040.10
Prefix JB/T: recommended standard.
......
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 12160Metallic materials - Calibration of extensometers systems used in uniaxial testing
- GB/T 16825.1Metallic materials - Calibration and verification of static uniaxial testing machines - Part 1: Tension/compression testing machines - Calibration and verification of the force-measuring system
- YB/T 5349Metallic materials. Determination of bending mechanical porperties
GB 8170
Similar standards
Editions of JB/T 7945.2
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7945.2-2018 | Methods for testing the mechanical properties of grey cast iron - Part 2: Bend testing | current edition | Current |
| JB/T 7945-1999 | Methods for testing the mechanical properties of grey cast iron - Part 2: Bend testing | previous edition | Superseded |
This page sells the current edition, JB/T 7945.2-2018. Earlier editions are listed for reference only.
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Related Standards
GB/T 12160-2019 — Metallic materials - Calibration of extensometers systems used in uniaxial testing
GB/T 16825.1-2022 — Metallic materials - Calibration and verification of static uniaxial testing machines - Part 1: Tension/compression testing machines - Calibration and verification of the force-measuring system
YB/T 5349-2014 — Metallic materials. Determination of bending mechanical porperties
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JB/T 7945.2-2018
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