Online Standards Store PDF
United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power systems. Automatic overfrequency protection devices. Norms and requirements
Document status: Active
Aviation technology. Power hydraulic cylinder. Characteristics, measurements and technical requirements
Document status: Active
Occupational safety standards system. Respiratory system protective devices. Self-contained closed-circuit breathing apparatus for escape with chemically bonded or compressed oxygen. Technical requirements. Testing methods. Marking. Sampling rules
Document status: Active
Flanges for valves and fittings, connecting parts and pipelines for PN from 0,1 to 20 MPa (from 1 to 200kgf/cm2). Types. Connecting dimensions and dimensions of sealing surfaces
Document status: Replaced by GOST 33259-2015
Non-destructive control. Acoustic sound method of open porosity, apparent density, density and compression strength testing of refractory articles
Document status: Active
Industrial microwave heating installations. Test methods for the determination of power output
Document status: Active