API STD 526

Podrobné informácie

Označenie: API STD 526

Dátum vydania: 01.08.2023

Stránok: 160

Krajina: Americká technická norma

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Anotácia

This standard is a purchase specification for flanged steel pressure-relief valves. Basic requirements are given for direct spring-loaded pressure-relief valves and pilot-operated pressure-relief valves as follows:— orifice designation and area;
— valve size and pressure rating, inlet and outlet;
— materials;
— pressure-temperature limits;
— center-to-face dimensions, inlet and outlet.Nameplate nomenclature and requirements for stamping are detailed in Annex A. See more