Russian standards PDF
Surface type evaporator for steam-turbine electric station. General specification
Document status: Active
Perlite expanded sand and crushed stone. Technical specification
Document status: Active
Occupational safety standards system. Building. Lighting of building sites
Document status: Active
Standard system of labour safety. Steam boilers with pressure up to 0.07 MPa. Safety requirements
Document status: Active
Brown coals. Method for determination of petrographic composition
Document status: Withdrawn
Alloyed and high-alloyed steels. Methods of cobalt determination
Document status: Active