GB/T 2650-2008 Impact test methods on welded joints
1 Scope
This standard specifies the requirements for sampling, notch orientation and test report of impact tests on welded butt joint.
This standard is applicable to the impact tests on metallic joints made by fusion weld and pressure weld.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to (excluding corrigendum), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For any undated references, the latest edition of the document referred to applies.
GB/T 229 Metallic materials - Charpy pendulum impact test method (GB/T 229-2007, ISO 148-1:2006, MOD)
3 Principle
Impact testing shall be in accordance with GB/T 229. In addition to the requirements of GB/T 229, the notch position may be located by macroetching.
4 Symbols and descriptions
4.1 Symbol composition
Foreword i
1 Scope
2 Normative references
3 Principle
4 Symbols and descriptions
4.1 Symbol composition
4.2 Letters
4.3 Additional information
5 Example of symbols
6 Test
7 Test report
Annex A (Informative) Example of test report
