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Why does the pneumatic ball valve leak?
Why does the pneumatic ball valve leak?
Time of issue : 2019-03-22 17:43:00
Manypeoplemaythinkthattherearemanyreasonsfortheleakageofpneumaticballvalves.Themainleakageplacesofpneumaticballvalvesarestemleakage,midwaysealleakage,andlooseningofinnersealringofpneumaticballvalves.Therearemanyreasonsforleakage.Today'ssmallproductionshouldsummarizetheleakageofpneumaticballvalvecausedbysealing. First,thesealingpropertyofliquid.Themainreasonfortheleakageofpneumaticballvalveisthatthepropertiesofmediumaredifferent.Forexample,thetestresultsmaybedifferentunderthesameconditions.Thismayleadtoleakage. Second,pneumaticseal.Thesealofgasisrelatedtotheviscousofgasandpneumaticmolecules,andtheleakageofgasisalsorelatedtothelengthofpipelineandtheviscousofgas.Whenwedothegassealtest,themediummustusewatertoplayagoodsealingrole. Thirdly,thesealingofleakagepassage.Undertheconditionthattheelasticstrainforceofmostmetalmaterialsinourcountryislow,ifwewanttoachievethesealedstate,weneedtoputforwardhigherrequirementsforthecompressiveforceofmetalmaterials,thatis,thecompressiveforceofmaterialsshouldexceeditselasticity.
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Manypeoplemaythinkthattherearemanyreasonsfortheleakageofpneumaticballvalves.Themainleakageplacesofpneumaticballvalvesarestemleakage,midwaysealleakage,andlooseningofinnersealringofpneumaticballvalves.Therearemanyreasonsforleakage.Today'ssmallproductionshouldsummarizetheleakageofpneumaticballvalvecausedbysealing. First,thesealingpropertyofliquid.Themainreasonfortheleakageofpneumaticballvalveisthatthepropertiesofmediumaredifferent.Forexample,thetestresultsmaybedifferentunderthesameconditions.Thismayleadtoleakage. Second,pneumaticseal.Thesealofgasisrelatedtotheviscousofgasandpneumaticmolecules,andtheleakageofgasisalsorelatedtothelengthofpipelineandtheviscousofgas.Whenwedothegassealtest,themediummustusewatertoplayagoodsealingrole. Thirdly,thesealingofleakagepassage.Undertheconditionthattheelasticstrainforceofmostmetalmaterialsinourcountryislow,ifwewanttoachievethesealedstate,weneedtoputforwardhigherrequirementsforthecompressiveforceofmetalmaterials,thatis,thecompressiveforceofmaterialsshouldexceeditselasticity.
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