Principle of safety valve selection

1. Aboveboard accustom abounding lift action affirmation valve is usually chose for beef boiler using.

2. Low lift action affirmation valve is usually chose if the boilerplate is liquid.

3. Broke Fall lift Action affirmation valve is usually chose if the boilerplate is air or added

4.Full lift abutting affirmation valve is usually chose for tank-truck for abounding petroleum gas apparatus or catchbasin car for abounding petroleum gas apparatus .

5. Pilot operated affirmation valve is usually chose for Christmas timberline apparatus

6. The pilot operated affirmation valve with functions of affirmation and authentic is usually acclimated in abettor top accountability bypass of steam-electric adeptness accessories

7. The affirmation valve with absolution affiliated should be chose if the opening-test is acclimatized regularly. Disc can be aeriform hardly at the aqueous accountability aloft 75% of aperture accountability

8. If temperature of boilerplate is higher, the affirmation valve with radiator should be chose to accompany down the temperature of action atrium if operating temperature aloft 300¡æ in broke accustom affirmation valve or aloft 350¡æ in aboveboard accustom affirmation valve.

9. Case allowance affirmation ball valves should be chose if abetment accountability of valve is afflicted and accumulated of change aloft 10% of aperture pressure.

10.If the boilerplate is caustic, case allowance affirmation valve should be chose to assure important locations from fault.

Pay assimilation in installing and beforehand affirmation valve

1. All kinds of affirmation valve should be installed angular

2. There should be no chafe in admission of affirmation valve to abandon accountability

3. Affirmation valve should access acclimatized appraisal and allowance appraisal afore accession

4. Using-safety-valve should be arrested consistently

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