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<title><![CDATA[EC21 Product Catalogs - back pressure valve]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/back_pressure_valve--1814/1/back pressure valve.html]]></link><item>
<title><![CDATA[Lab Testing Equipment Gas Booster Pump]]></title><link><![CDATA[https://aurora980427.en.ec21.com/Lab_Testing_Equipment_Gas_Booster--11990290_12011435.html]]></link><description><![CDATA[valve for automatic back and forth motion. The pump drive components are made of aluminum alloy or stainless steel.
The maximum drive pressure is 10 bar and to ensure a long service life it is recomm]]></description><pubDate><![CDATA[20240929]]></pubDate></item>
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<title><![CDATA[High Efficiency QBY Series Double Air Operated Pneumatic Diaphragm Pump From China Supplier]]></title><link><![CDATA[https://shenghuipump.en.ec21.com/High_Efficiency_QBY_Series_Double--11992146_11992179.html]]></link><description><![CDATA[valve opening (pneumatic pressure adjustment range of 1-7bar).
4. The diaphragm pump has no rotating parts, no bearing seal, the diaphragm will pumping medium and pump running parts, the working medi]]></description><pubDate><![CDATA[20240826]]></pubDate></item>
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<title><![CDATA[Milton Roy Metering Pumps]]></title><link><![CDATA[https://petersun2007.en.ec21.com/Milton_Roy_Metering_Pumps--10104813_11649582.html]]></link><description><![CDATA[Pressure relief valve &amp; Back pressure valve:
VB1TP 
VS1TP 
VB2TP
VS2TP 
VB3TP
VS3TP 
VB4TP
VS4TP 
VB1TT 
VS1TT 
VB2TT 
VS2TT
VB3TT 
VS3TT
VB4TT 
VS4TT 
VB1TS 
VS1TS 
VB2TS 
VS2TS 
VB3TS
VS3TS 
VB4TS
]]></description><pubDate><![CDATA[20240811]]></pubDate></item>
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<title><![CDATA[SOM Series Double Suction Pump]]></title><link><![CDATA[https://slspump.en.ec21.com/SOM_Series_Double_Suction_Pump--11948104_11948109.html]]></link><description><![CDATA[pressure regulating valve packing seal structure.There is a water seal groove on the pump
cover of the structural pump,and the high-pressure water at the outlet of the impeller reaches the packing ri]]></description><pubDate><![CDATA[20240606]]></pubDate></item>
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<title><![CDATA[2XZ Series Double Stage Rotary Vane Vacuum Pumps]]></title><link><![CDATA[https://doctorpump.en.ec21.com/2XZ_Series_Double_Stage_Rotary--11435863_11468838.html]]></link><description><![CDATA[pressure and oil pressure exhaust valve on the outlet port is opened to expel gas out of the pump through the valve, then vacuum is obtained at the intake side of the pump.
Double stage pump is the a]]></description><pubDate><![CDATA[20211102]]></pubDate></item>
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<title><![CDATA[TOBEE Drilling Mud Sand Centrifugal Pump Used in Solids Control Mineral Oil Base]]></title><link><![CDATA[https://pump11.en.ec21.com/TOBEE_Drilling_Mud_Sand_Centrifugal--11752849_11754546.html]]></link><description><![CDATA[pressure moulded elastomer.• Elastomer seal rings back all liner joints.•Pump casing - Casing halves of cast or ductile iron with external reinforcing ribs provide high operating pressure capabil]]></description><pubDate><![CDATA[20230322]]></pubDate></item>
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<title><![CDATA[Drilling Mud Pump 10p130 12-P-160 Oil Drilling Mud Pump Spare Parts]]></title><link><![CDATA[https://hnaru.en.ec21.com/Drilling_Mud_Pump_10p130_12--10363286_10418781.html]]></link><description><![CDATA[valve pot assembly, valves, cylinder liners, pistons, discharge manifold and suction manifold. Etc.
In order to prevent the water-hammer and reduce pressure difference in the outlet side,of the pump.]]></description><pubDate><![CDATA[20230907]]></pubDate></item>
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<title><![CDATA[BDR-30 1.1kw Oil Rotary Vane Vacuum Pump]]></title><link><![CDATA[https://cece0126.en.ec21.com/BDR_30_1.1kw_Oil_Rotary--10858660_10860726.html]]></link><description><![CDATA[Pump Character 
1: Double stage and high speed directly connected structure.
2: Equipped with specially designed air ballast valve to prevent water mixing with oil pump and prolong pump working time.]]></description><pubDate><![CDATA[20181126]]></pubDate></item>

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