WebGB/T 12243-1989 English Version - GB/T 12243-1989 Spring loaded safety valves (English Version): GB/T 12243-1989, GB 12243-1989, GBT 12243-1989, GB/T12243-1989, GB/T 12243, GB/T12243, GB12243-1989, GB 12243, … WebJun 9, 2024 · According to the provisions of gb12243-89, when the set pressure is less than or equal to 1.0MPa, the allowable deviation is ± 0.02MPa; When the set pressure is more than 1.0MPa, it is the second half of the set pressure ± 2%。 Beyond the above tolerance range is considered abnormal. The reasons for the change of opening pressure may be ...
Nekoliko uobičajenih kvarova i metoda liječenja sigurnosnog …
WebGB12240-89: Universal valve iron plug valves: API 593: GB12241-89: Safety valves-General requirements: ISO 4126: GB12242-89: Safety valve performance test method: ANSI/ASME PTC 25.3: GB12243-89: Spring direct loading type relief valve: JIS B8210: GB12244-89: Pressure relief valves-General requirements: JIS B8372、B8410: … WebThe utility model has the advantages of reasonable structure, stable performance and long service life, and each performance index can reach the requirements of GB12243-89 … finn the human art
China Petrochemical Corporation Safety Valve Setting …
http://119.23.202.49:9999/inquire/df301dda5c3248c88b14a4654b1e6726.html WebJun 9, 2024 · According to the provisions of gb12243-89, when the set pressure is less than or equal to 1.0MPa, the allowable deviation is ± 0.02MPa; When the set pressure is … WebPrema odredbama GB12243-89, kada je postavljeni tlak manji ili jednak 1,0 MPa, dopušteno odstupanje je ± 0,02 MPa; Kada je postavljeni tlak veći od 1,0 MPa, to je druga polovica postavljenog tlaka ± 2%。 Izvan gore navedenog raspona tolerancije smatra se abnormalnim. Razlozi za promjenu pritiska otvaranja mogu biti sljedeći: esposchmai wahisi