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Yiwu Internarional Expo Center(YWIEC)
Yiwu Internarional Expo Center(YWIEC)
Time of issue : 2019-08-16 10:53:00
Welcome To China Yiwu international Commodities Fair
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Welcome To China Yiwu international Commodities Fair
Good operation of pneumatic valves requires high quality air supply assistance
Good operation of pneumatic valves requires high quality air supply assistance
Pneumatic valves have unique advantages in controlling various media. Therefore, the utilization rate of pneumatic valves in the market is still very high
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Pneumatic valves have unique advantages in controlling various media. Therefore, the utilization rate of pneumatic valves in the market is still very high
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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