GOST 9702-87

State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for instruments measuring surface roughness parameters Rmax and Rz in range 0,025 - 1600 mkm

Voltage instruments of electrical and magnetic fields. General technical requirements and methods of tests

Air transport. Safety management system of helicopter activity. Risk management. The standard guide on safety management system in production of helicopters. General provisions

Polyvinyl chloride plasticate for telephone cord insulation and shell. Specifications

Hard rock aggregates and fillers for production dry building mixes. Specifications

Coal briquettes. Method for determination of the thickness of the belt edge