GOST 30311-96

Pipeline valves. Metals used in pipeline valves production. Basic requirements for choice of materials

State system for ensuring the uniformity of measurements. Sound level meters. Part 2. Test methods

Perspective industrial technologies. Content and drafting of a functional specification for petroleum and natural gas industries

Sealing materials and gaskets from them. Method for determination of resistance to liquids

Safety in emergencies. Elimination of emergencies. General requirements

Electromagnetic compatibility of technical equipment. Radio communication equipment. Part 9. Specific requirements for wireless microphones, similar radio frequency audio link equipment, cordless audio and in-ear monitoring devices