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<title><![CDATA[EC21 Product Catalogs - low resistance test]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/low-resistance-test--2053/1/low resistance test.html]]></link><item>
<title><![CDATA[High Purity Stainless Steel 1/8&apos;&apos; 1/4&apos;&apos; OD VCR Diaphragm Valves]]></title><link><![CDATA[https://baoyi123456.en.ec21.com/High-Purity-Stainless-Steel-1--12049041_12049043.html]]></link><description><![CDATA[resistance to swelling and contamination- Wetted Surface Electropolished, Roughness Ra finished to an average of Ra5 μin.(0.13 μm)- Helium leak tested, maximum leak rate of 1x10-9 std cm3 /s - Low-]]></description><pubDate><![CDATA[20250314]]></pubDate></item>
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<title><![CDATA[Tilting Check Valve]]></title><link><![CDATA[https://leflowvalves.en.ec21.com/Tilting-Check-Valve--11930782_12039230.html]]></link><description><![CDATA[Low toqure can be achieved by decreasing the friction through self lubricating bushings.
5. High impact resistance.
6. Pressure loss is at minimum level by double shaft design.
7. Counter weight allo]]></description><pubDate><![CDATA[20250124]]></pubDate></item>
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<title><![CDATA[LCB Chlorine Bellow Seal Globe Valve]]></title><link><![CDATA[https://afbvalve.en.ec21.com/LCB-Chlorine-Bellow-Seal-Globe--11859822_12021345.html]]></link><description><![CDATA[resistant and have a longer service life. The body is use LCB, LCB materials can still works well at a very low temperatures.
4. Chlorine globe valve
is easy to open and close.
Technical Specificatio]]></description><pubDate><![CDATA[20241030]]></pubDate></item>
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<title><![CDATA[Double Eccentric Butterfly Valve, Ductile Iron, DN2740, 108 Inch Leading Chinese Manufacturer]]></title><link><![CDATA[https://mfrsvalve.en.ec21.com/Double-Eccentric-Butterfly-Valve--11115177_11978578.html]]></link><description><![CDATA[resistance, making it an ideal material for valves that must withstand demanding operating conditions.
Our valves adhere to AWWA C504 standards, which are recognized as the industry benchmark for qua]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[ASTM B148 C95800 Trunnion Ball Valve]]></title><link><![CDATA[https://jscvalves123.en.ec21.com/ASTM-B148-C95800-Trunnion-Ball--11881854_11977807.html]]></link><description><![CDATA[resistance due to a tough oxide film.Chemical Composition of Nickel Aluminum Bronze C95800Copper: 79.0 minAluminum: 8.5-9.5Iron: 3.5-4.5Manganese: 0.8-1.5Nickel: 4.0-5.0Silicon: 0.10 maxLead: 0.03 ma]]></description><pubDate><![CDATA[20240731]]></pubDate></item>
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<title><![CDATA[Swing Check Valve]]></title><link><![CDATA[https://hkpumpvalve.en.ec21.com/Swing-Check-Valve--11975480_11975490.html]]></link><description><![CDATA[resistant fluoroplastics. The spring is reasonably designed so that the valve disc can also generate sufficient sealing pressure in the low-pressure area, ensuring the reliability of the valve sealin]]></description><pubDate><![CDATA[20240726]]></pubDate></item>
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<title><![CDATA[Utmost G115 Series Cryogenic Flow Control Valve]]></title><link><![CDATA[https://utmostvalves.en.ec21.com/Utmost-G115-Series-Cryogenic-Flow--11940076_11940551.html]]></link><description><![CDATA[low tempeature. Besides this, the valve is also made with the special material and done cryogenic treatment so as to make it resist low temperature.
Technical parameters
Cryogenic Valve Material sele]]></description><pubDate><![CDATA[20240521]]></pubDate></item>
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<title><![CDATA[Check Valve]]></title><link><![CDATA[https://tj930927.en.ec21.com/Check-Valve--11934999_11935009.html]]></link><description><![CDATA[testing to ensure that the comprehensive performance of raw 
materials comply with the relevant ASTM,BS,EN,JIS standards.
Body
The design provides the whole structure of low flow resistance channel 
]]></description><pubDate><![CDATA[20240511]]></pubDate></item>
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<title><![CDATA[Hydraulic Gate Valve]]></title><link><![CDATA[https://apimeivalve66.en.ec21.com/Hydraulic-Gate-Valve--11754519_11754520.html]]></link><description><![CDATA[resistance, and corrosion resistance, and extends the service life of the valve. 
2. The metal-to-metal sealing between the gate and seat, seat and body, bonnet seal, and stem backseat provides a sec]]></description><pubDate><![CDATA[20230322]]></pubDate></item>
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<title><![CDATA[Pressure Release M12 Vent Waterproof Breathable Automotive Air Vent Valve]]></title><link><![CDATA[https://baoxin123.en.ec21.com/Pressure-Release-M12-Vent-Waterproof--10985016_10986978.html]]></link><description><![CDATA[resistant ,
temperature-resistant .Less expensive seal designs and less housing material are enabled, reducing tooling design and cost. Sinri Pressure release M12 vent Waterproof breathable automotiv]]></description><pubDate><![CDATA[20190727]]></pubDate></item>
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<title><![CDATA[MAXSTI Pneumatic Actuator]]></title><link><![CDATA[https://szhtx88.en.ec21.com/MAXSTI-Pneumatic-Actuator--10964854_10964897.html]]></link><description><![CDATA[resistance
☉Symmetric gear rack structure, stable and reliable operation, long life
☉According to ISO5211 installation and connection standards, easy to install and connect
☉Scientific spring d]]></description><pubDate><![CDATA[20231214]]></pubDate></item>
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<title><![CDATA[Protective Vents M5_0.8-7Thread(Black)  Polyvent XS Screw-in Vents Air Vavle]]></title><link><![CDATA[https://milvent.en.ec21.com/Protective-Vents-M5-0.8-7Thread--8670112_10229217.html]]></link><description><![CDATA[Test: Anti-UV , Salt spray ,High low temperature,Breath testing.
water sealed but not air
The products features: 1, thread design, to ensure the mechanical strength of seal ; 2,resume ventilation ver]]></description><pubDate><![CDATA[20161128]]></pubDate></item>
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<title><![CDATA[Butterfly Valve]]></title><link><![CDATA[https://aqabengineers.en.ec21.com/Butterfly-Valve--8962730_8962821.html]]></link><description><![CDATA[resistance is
small, can operate frequently.
&amp;bull; Simple structure, small size and light weight.
&amp;bull; It can carry mud, with the least accumulation of fluid in the
pipeline opening.
&amp;bull; Low pr]]></description><pubDate><![CDATA[20140603]]></pubDate></item>
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<title><![CDATA[Sanitary Diaphragm  Valve]]></title><link><![CDATA[https://anshavalve2023.en.ec21.com/Sanitary-Diaphragm-Valve--11802988_11803068.html]]></link><description><![CDATA[test is over 400,000 times. The sanitary diaphragm is with simple structure and low flow resistance, it is suitable for the shutoff or flow control of the sterile medium, ultra-pure medium, high visc]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[Bronze Backflow Preventer]]></title><link><![CDATA[https://carbovalve.en.ec21.com/Bronze-Backflow-Preventer--11603083_11603095.html]]></link><description><![CDATA[low resistance.
Compact structure and shorter size.
Prevent sewage backflow.
Can be tested online and overhauled online.
Carbo&apos;s Bronze Backflow Preventer Advantages
Bronze Backflow Preventer for Sal]]></description><pubDate><![CDATA[20220715]]></pubDate></item>
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<title><![CDATA[Metal To Metal Trunnion Mounted Ball Valve]]></title><link><![CDATA[https://zjxyvalve.en.ec21.com/Metal-To-Metal-Trunnion-Mounted--11895413_11895414.html]]></link><description><![CDATA[low resistance.
The Metal to Metal Trunnion Mounted Ball Valve offers excellent shut-off capabilities, providing a bubble-tight seal to prevent any unwanted flow.
It can be operated manually or actua]]></description><pubDate><![CDATA[20240130]]></pubDate></item>
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<title><![CDATA[Pneumatic Ceramic Double Disc Gate Valve]]></title><link><![CDATA[https://free123456789.en.ec21.com/Pneumatic-Ceramic-Double-Disc-Gate--10441583_10444225.html]]></link><description><![CDATA[resistance material, but also design construction of pressure self-sealing and valve disc auto-rotate, so as to the sealing surface within the dry powder get more wear resistance in process of openin]]></description><pubDate><![CDATA[20181120]]></pubDate></item>

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