GB/T 39152-2020
Test method of the bending stress relaxation for copper and copper alloy (English Version)
- Standard No.
- GB/T 39152-2020
- 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 39152-2020
- Scope
- This standard specifies the method, principle, equipment, sample, test conditions, determination of parameters before the test, test steps, test data processing, and test report for the stress relaxation test method of copper and copper alloy materials. This standard applies to the determination of the bending stress relaxation properties of copper and copper alloy sheets and strips with a thickness of 0.1 mm to 1.0 mm under constant strain conditions.
GB/T 39152-2020 Referenced Document
- GB/T 10623 Metallic material.Mechanical testing.Vocabulary
- GB/T 22315 Metallic materials.Determination of modulus of elasticity and Poisson's ratio
- GB/T 26303.3 Measuring method for dimensions and shapes of wrought copper and copper alloy.Part 3: Sheets and strips
- GB/T 34505 Copper and copper alloy materials—Tensile testing at room temperature
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 39152-2020 history
- 2020 GB/T 39152-2020 Test method of the bending stress relaxation for copper and copper alloy
