Online Standards Store PDF
Steam and hot-water stationary boilers. Steel structures. Load norms for supporting steel structures
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Gas-consuming thermal units. Industrial gas burners. Limiting concentration rates of NOx in combustion products
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Measurement procedures for operational control of instruments for activity measurement
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Auxiliaries for lamps. d.c. or a.c. supplied electronic step-down converters for filament lamps. Performance requirements
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Switching devices for railway traction network and power substations earthing. General specifications
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Cables, wires and cords. Method of control of re-winding strength
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