GB/T 21116-2007

GB/T 16825.2-2005 Verification of static uniaxial testing machines-Part 2:Tension creep testing machines-Verification of the applied force GB/T 13310-2007 Electrodynamic vibration generator systems GB/T 13309-2007 Specification for mechanical vibration generator systems GB/T 5766-2007 Test method of Rockwell hardness for friction materials GB/T 21190-2007 Paper, board and corrugated fibreboard - Description and calibration of compression-testing equipment GB/T 2611-2007 General requirements for testing machines GB/T 22066-2008 Evaluation for computerized data acquisition systems for used in static uniaxial testing machines GB/T 13634-2008 Calibration of force-proving instruments used for the verification of uniaxlial testing machines