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Safety devices for protection against excessive pressure-Safety valves
This Standard specifies requirements for full bore safety valves with a set pressure of 0.1 MPa (gauge) and above and with a throat diameter of 7 mm and above, and curtain area restricted safety valves with a seat diameter of 15 mm and above.
This Standard is not applicable to pilot-operated safety valves, or those safety valves used for pressure vessels for refrigeration.
This is a product standard, and is not applicable to applications of safety valves.
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