GOST 13979.11-83

Hydraulically operated portable emergency and rescue tools. Hydraulic power unit with motor drive. Basic parameters and dimensions. Safety requirements. Methods of testing and control

Leather. Physical and mechanical tests. Determination of tear load. Part 2. Method for double edge tear

Automation systems and integration. Maintenance and repair systems. Maintenance key performance indicators

Beer. Methods for determination of acidity

Mechanical vibration. Evaluation of machine vibration by measurements on non-rotating parts. Part 3. Industrial machines with nominal power above 15 kW and nominal speeds between 120 r/min and 15000 r/min

Vibration. Laboratory evaluation operator seat vibration. Agricultural wheeled tractors