This calibration method is suitable for measuring instruments used in various hydraulic and river engineering model tests in the water conservancy industry. The value of the calibration standard instrument of the measuring instrument in this calibration method should be traceable to the national measurement standard of the previous level, and should comply with the principle of value transfer. The measurement errors and data processing in this calibration method should comply with the provisions of JJG 1027-91 "Measurement Errors and Data Processing" and GB 8170-87 "Numerical Rounding Rules".
SL/T 233-1999 history
2016SL 233-2016 Calibration methods of commonly used instruments for hydraulic and river engineering model tests
1999SL/T 233-1999 Verification method of common instrument in hydraulic and river model
SL/T 233-1999 Verification method of common instrument in hydraulic and river model was changed to SL 233-2016 Calibration methods of commonly used instruments for hydraulic and river engineering model tests.