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GOST 28759.3-2022

ГОСТ 28759.3-2022

Welded butt welded steel flanges of vessels and apparatuses. Design and dimensions

Фланцы сосудов и аппаратов стальные приварные встык. Конструкция и размеры

Status: Accepted

The present standard establishes the construction and sizes of butt welded steel flanges for vessels and apparatuses (hereinafter - the flanges) with internal diameter from 400 to 3400 mm for nominal pressures 1.0 MPa, 1.6 MPa, 2.5 MPa, 4.0 MPa, 6.3 MPa, designed for operation at temperatures up to 540 °Ñ in chemical, petrochemical, oil refining, gas processing, oil, gas and other industries. Flanges with respect to applied materials, limiting deviation of geometric dimensions and tolerances shall meet the requirements of GOST 28759.5 and GOST 34347. Application limits of flanges depending on material and temperature shall comply with GOST 28759.1

Настоящий стандарт устанавливает конструкцию и размеры стальных приварных встык фланцев сосудов и аппаратов (далее – фланцы) с внутренним диаметром от 400 до 3400 мм на номинальные давления 1,0 МПа, 1,6 МПа, 2,5 МПа, 4,0 МПа, 6,3 МПа, предназначенные для работы при температуре до 540 °С в химической, нефтехимической, нефтеперерабатывающей, газоперерабатывающей, нефтяной, газовой и других отраслях промышленности. В части применяемых материалов, предельных отклонений геометрических размеров и допусков фланцы должны соответствовать требованиям ГОСТ 28759.5 и ГОСТ 34347. Пределы применения фланцев в зависимости от материала и температуры должны соответствовать ГОСТ 28759.1

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Format: Electronic (pdf/doc)
SKU: RUSS431307

Price: $333.00



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The Product is Contained in the Following Classifiers:

ISO classifier » 71 CHEMICAL INDUSTRY » 71.120 Equipment for chemical industry »

National standards » 71 CHEMICAL INDUSTRY » 71.120 Equipment for chemical industry »

ISO classifier » 75 EXTRACTION AND PROCESSING OF OIL, GAS AND RELATED PRODUCTION » 75.200 Equipment for oil refining, oil products and natural gas »

National standards » 75 EXTRACTION AND PROCESSING OF OIL, GAS AND RELATED PRODUCTION » 75.200 Equipment for oil refining, oil products and natural gas »


As a Replacement Of:

GOST 28759.3-90: Steel butt welded flanges of vessels and apparatus. Design and dimensions

The Document is Referenced By:

GOST 34861-2022: Non-asbestos sealing sheets and gaskets made of them. Technical conditions

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