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Heating boilers. Part 5. Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW. Terminology, requirements, testing and marking

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). General technical requirements

Document status: Replaced by GOST 33259-2015

Milk. Determination of calcium content. Titrimetric method

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Milk and milk products. Instrumental express-method for determination of physic-chemical identification parameters by infrared analyzer

Document status: Active

Complex improvement and exploitation of urban areas. Definitions, basic requirements and processes

Document status: Active

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