GB/T 25965-2010
Test methods of normal emittance of materials and hemispherical emittance of all-glass evacuated collector tubes (English Version)
- Standard No.
- GB/T 25965-2010
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 25965-2010
- Scope
- This standard specifies the equipment, devices and requirements, sample size and requirements, test conditions, test procedures and test methods for measuring the normal emission ratio of the spectrally selective absorbing coating and the hemispherical emission ratio of the all-glass vacuum solar collector tube absorbing coating. This standard is applicable to the screening of process specifications in the development and production of materials and spectrally selective absorbing coatings and the measurement of the normal emission ratio of samples and the hemispherical emission ratio of all-glass vacuum solar collector tubes.
GB/T 25965-2010 Referenced Document
- GB/T 12936 Solar energy Thermal application Terminology
- GB/T 17049 All-glass vacuum solar collector tube*， 2024-03-15 Update
GB/T 25965-2010 history
- 2011 GB/T 25965-2010 Test methods of normal emittance of materials and hemispherical emittance of all-glass evacuated collector tubes
