GB/T 38769-2020
Metallic materials－Measurement of fracture toughness at impact loading rates using precracked Charpy-type test pieces (English Version)
- Standard No.
- GB/T 38769-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 38769-2020
- Scope
- This standard specifies the principle, specimen, testing machine, test procedure and measurement, calculation of fracture mechanics parameters and test report for instrumented impact on pre-cracked Charpy specimens of metallic materials and evaluation of their fracture toughness by means of fracture mechanics. This standard applies to the determination of impact fracture toughness of Charpy specimens with pre-cracked metal materials.
GB/T 38769-2020 Referenced Document
- GB/T 19748 Metallic materials—Charpy V-notch pendulum impact test—Instrumented test method
- GB/T 21143 Metallic materials.Unified method of test for determination of quasistatic fracture toughness
- GB/T 229 Metallic materials—Charpy pendulum impact test method*， 2020-09-29 Update
- GB/T 30069.2 Metallic materials.Tensile testing at high strain rates.Part 2:Servo-hydraulic and other test systems
- ISO 14556:2015 Metallic materials - Charpy V-notch pendulum impact test - Instrumented test method
GB/T 38769-2020 history
- 2020 GB/T 38769-2020 Metallic materials－Measurement of fracture toughness at impact loading rates using precracked Charpy-type test pieces
