GOST 15902.3-79

Safety of laser products. Part 14. A user's guide

Seamless and welded steel tubes. Part 11. Automated ultrasonic testing of the weld seam for the detection of longitudinal and/or transverse imperfections

United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power systems. Local automation devices for preventing stability violations. Norms and requirements

Electromagnetic compatibility of technical means. Man-made noise from electrical transport. Limits and test methods

Rubber- or plastics-coated fabrics. Methods for determination of resistance to combined shear flexing and rubbing

Products wear resistance assurance. Evaluation of lubrication materials antiwear properties by 'ball - cylinder' method