1978

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OST 3-4172-78
OST 3-4172-78
Welded structures made of steel. Selection of materials and types of welding.
OST 3-4173-78
OST 3-4173-78
Induction heating devices for automatic lines. Technical requirements .
OST 3-4175-78
OST 3-4175-78
Shooting lenses. Method of measuring the displacement of the plane of the best installation at change of the focal length of the lens
OST 3-4176-78
OST 3-4176-78
Mount pillar and microscope lamp connections. Fitting dimensions.
OST 3-4230-78
OST 3-4230-78
Refractories for glass producing. Method of determining the stability of the glass
OST 34-28-448-78
OST 34-28-448-78
Special devices for automation and control for power facilities. Capacitors. The nomenclature allowed for use
OST 34-28-449-78
OST 34-28-449-78
Special devices of automation and control for power facilities. Resistors. The nomenclature allowed for use
OST 34-28-450-78
OST 34-28-450-78
Special devices for the automation and control of power facilities. Circuit boards. Basic dimensions
OST 34-28-451-78
OST 34-28-451-78
Special devices for automation and control for power facilities. Printed circuit boards. Construction General technical requirements
OST 34-28-452-78
OST 34-28-452-78
Special devices for the automation and control of power facilities. Amendments to the construction documentation
OST 34-38-447-78
OST 34-38-447-78
Maintenance and repair system of electric power plant. Assortment and completeness of standard and technical design repair documents.
OST 34-42-407-78
OST 34-42-407-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and axial and lateral air supply, with nominal bore 1200-3500 x 1200-2800 mm. Types and basic dimensions.
OST 34-42-408-78
OST 34-42-408-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and axial and lateral air supply, with nominal bore 1200-3500 x 3200-5600 mm. Types and basic dimensions.
OST 34-42-409-78
OST 34-42-409-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and axial and lateral air supply, with nominal bore 2000 ÷ 3500 x 7800 and 8400 mm. Types and basic dimensions.
OST 34-42-410-78
OST 34-42-410-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and axial and lateral air supply, with nominal bore 2000-3500 x 10400 and 11200 mm. Types and basic dimensions.
OST 34-42-411-78
OST 34-42-411-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and symmetrical air supply, with nominal bore 1200-3500 x 1200-2800 mm. Types and basic dimensions.
OST 34-42-412-78
OST 34-42-412-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and symmetrical air supply, with nominal bore 1200-3500 x 3200-5600 mm. Types and basic dimensions.
OST 34-42-413-78
OST 34-42-413-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and symmetrical air supply, with nominal bore 2000 ÷ 3500 x 7800-8400 mm. Types and basic dimensions.
OST 34-42-414-78
OST 34-42-414-78
Parts and components for dust-gas-air ducts of thermal power plants. Box blocks with a rotary plug and symmetrical air supply, with nominal bore 2000 ÷ 3500 x 10400 and 11200 mm. Types and basic dimensions.
OST 34-42-415-78
OST 34-42-415-78
Parts and components for dust-gas-air ducts of thermal power plants. Air intake ducts. Types and basic dimensions.

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