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<title><![CDATA[EC21 Product Catalogs - coefficient]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/coefficient--2053/1/coefficient.html]]></link><item>
<title><![CDATA[Rising Stem Hard Seal Groove Gate Valve]]></title><link><![CDATA[https://wendy0987.en.ec21.com/Rising_Stem_Hard_Seal_Groove--12049941_12048238.html]]></link><description><![CDATA[coefficient
between copper alloy and copper alloy is small, and the friction force is
also reduced. Small, realizes the advantages of easy opening, practicality,
beauty, good safety performance, and ]]></description><pubDate><![CDATA[20250311]]></pubDate></item>
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<title><![CDATA[Through Conduit Flat Gate Valve]]></title><link><![CDATA[https://jscvalves123.en.ec21.com/Through_Conduit_Flat_Gate_Valve--11881854_11986778.html]]></link><description><![CDATA[coefficient equal to that of the piping. Therefore they are suitable especially for long-distance pipeline systems.Detail InformationValve Description: Slab gate valve, carbon steel, Double Block &amp; B]]></description><pubDate><![CDATA[20240816]]></pubDate></item>
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<title><![CDATA[Stainless Steel 1pc Thread Ball Valve]]></title><link><![CDATA[https://haiyingvalve.en.ec21.com/Stainless_Steel_1pc_Thread_Ball--11725077_11725078.html]]></link><description><![CDATA[coefficient is equal to the pipe segment of the same length.
B. Simple structure, small volume and light weight.
C. Close and reliable, the current sealing surface material of the ball valve is widel]]></description><pubDate><![CDATA[20230210]]></pubDate></item>
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<title><![CDATA[2 PC 304 316 Grade Stainless Steel Ball Valve with BSP Thread DN6~DN100]]></title><link><![CDATA[https://sscastings.en.ec21.com/2_PC_304_316_Grade--11274587_11274596.html]]></link><description><![CDATA[coefficient is equal to that of the pipe section of the same length. Simple structure, small size and light weight. It is tight and reliable. At present, the sealing surface materials of ball valves ]]></description><pubDate><![CDATA[20210203]]></pubDate></item>
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<title><![CDATA[PTFE Gasket]]></title><link><![CDATA[https://xinruiplastic.en.ec21.com/PTFE_Gasket--11851956_11851975.html]]></link><description><![CDATA[coefficient
0.01
As a ptfe gasket manufacturer and ptfe gasket factory, we can offer sorts of ptfe sealing gasket, ptfe ring gasket for sale, and the ptfe gasket price is reasonable, anything you nee]]></description><pubDate><![CDATA[20231009]]></pubDate></item>
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<title><![CDATA[Color PEEK R&amp;D Series]]></title><link><![CDATA[https://zhongyanpeek.en.ec21.com/Color_PEEK_R_D_Series--11658348_11747450.html]]></link><description><![CDATA[Coefficient of Thermal Expansion
ISO 11359
Along flow below Tg
ppm K-1
45
Along flow above Tg
ppm K-1
120
Heat Deflecion Temperature
ISO 75A-f
1.8Mpa
℃
152
Thermal Conductivity
ASTM C177
23℃
W m-]]></description><pubDate><![CDATA[20230314]]></pubDate></item>
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<title><![CDATA[Pneumatic Regulating Ball Valve]]></title><link><![CDATA[https://sudhanafluid89.en.ec21.com/Pneumatic_Regulating_Ball_Valve--11846191_11846216.html]]></link><description><![CDATA[the valve core to move, and completes the flow and pressure adjustment of the medium in the pipeline. It has a large rated flow coefficient. , good sealing effect, adjustable performance, etc.
]]></description><pubDate><![CDATA[20230920]]></pubDate></item>
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<title><![CDATA[Heavy Duty Actuator]]></title><link><![CDATA[https://juhang1.en.ec21.com/Heavy_Duty_Actuator--11601080_11601082.html]]></link><description><![CDATA[coefficient of friction and extend the service life.Heavy duty actuator&apos;s characteristic U-shape-curve output torque is more suitable for large diameter ball valves, butterfly valves and other rotary]]></description><pubDate><![CDATA[20220712]]></pubDate></item>
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<title><![CDATA[Zazp Zazn]]></title><link><![CDATA[https://tjfreya.en.ec21.com/Zazp_Zazn--9614105_9614149.html]]></link><description><![CDATA[coefficient of valve in order to regulate the technological parameter as medium volum, pressure and liquid level.
1. Usage
ZAZP/ZAZN type electric single, double plate modulating valve is the combina]]></description><pubDate><![CDATA[20150731]]></pubDate></item>
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<title><![CDATA[Electric Butterfly Valve]]></title><link><![CDATA[https://szbanyan.en.ec21.com/Electric_Butterfly_Valve--10654351_10654387.html]]></link><description><![CDATA[coefficient, simple structure, good seal performance.
★Long service life, good seal performance.
More than 50,000 operation life without fault, keep your system operating safely and reliably.
The s]]></description><pubDate><![CDATA[20180129]]></pubDate></item>
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<title><![CDATA[Forged Brass Ball Valve PN30 1/4 Inch 435 Psi with L Type Handle]]></title><link><![CDATA[https://yuehaotec.en.ec21.com/Forged_Brass_Ball_Valve_PN30--11895452_11895453.html]]></link><description><![CDATA[coefficient, long service life and not easy to leak.Stainless Steel Locknut: Internal design of anti-loose, can be used for long time. customization The entire product can be customized just to meet ]]></description><pubDate><![CDATA[20240130]]></pubDate></item>
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<title><![CDATA[2way/3way Electric Linear Control Valve (Flange Type)]]></title><link><![CDATA[https://autosigma.en.ec21.com/2way_3way_Electric_Linear_Control--11049705_11049803.html]]></link><description><![CDATA[Coefficient(Cv)
Max. Pressure 
Pmax(MPa)
Size
L
B
H1
H2
H
Connection
2Way Control Valve
GVF 21.15
3.5
1.0
15A
130
69
75
67.5
348
DN15
GVF 21.20
5.8
1.0
20A
150
75
80
67.5
355
DN20
GVF 21.25
11.7
1.0
]]></description><pubDate><![CDATA[20211104]]></pubDate></item>
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<title><![CDATA[Metal Seated Ball Valves]]></title><link><![CDATA[https://kdvalve.en.ec21.com/Metal_Seated_Ball_Valves--1570912_1571392.html]]></link><description><![CDATA[coefficient by one third compared to other materials conventionally heat treated, it can be used with dry condition. KD products has lower 70% friction factor than general products. 
Anti-corrosion :]]></description><pubDate><![CDATA[20080715]]></pubDate></item>
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<title><![CDATA[3pc Ball Valves(F304,F316)]]></title><link><![CDATA[https://suifengpiaobo.en.ec21.com/3pc_Ball_Valves_F304_F316--4027451_4084127.html]]></link><description><![CDATA[coefficient of friction of composite bearings, to minimize torque allows for easy gate valve; valve stem with the use of anti-static grounding device, the ball valve has high performance, reliable qu]]></description><pubDate><![CDATA[20141008]]></pubDate></item>
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<title><![CDATA[Pneumatic Actuator Rack and Pinion]]></title><link><![CDATA[https://djc905.en.ec21.com/Pneumatic_Actuator_Rack_and_Pinion--5228699_5229319.html]]></link><description><![CDATA[EXTRUDED ALUMINIUM ASTM6005 BODY WITH BOTH INTERNAL AND EXTERNAL CORROSION PROTECTION HAVING 
HONED CYLINDER SURFACE FOR LONGER LIFE AND LOW COEFFICIENT OF FRICTION.
DUAL POSTON RACK &amp; PINION DESIGN ]]></description><pubDate><![CDATA[20110620]]></pubDate></item>
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<title><![CDATA[Carbon  Stainless Steel V-port Ball Valve Wafer Type]]></title><link><![CDATA[https://yuanfeng711.en.ec21.com/Carbon_Stainless_Steel_V_port--6007455_6007568.html]]></link><description><![CDATA[COEFFICIENT Cv: 
RELATIVE OPEN DEGREE 
SIZE 10% 30% 50% 70% 90% 100% 
DN INCH FLOW VOLUME COEFFICIENT Cv 
25 1 0.5 2 5.2 10 19 28 
40 1-1/2 1.2 5.7 15 30 54 81 
50 2 1.9 8.8 23 46 83 125 
65 2-1/2 3.]]></description><pubDate><![CDATA[20180629]]></pubDate></item>
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<title><![CDATA[Static Balance Valve]]></title><link><![CDATA[https://985980671.en.ec21.com/Static_Balance_Valve--11034618_7760002.html]]></link><description><![CDATA[coefficient for each complete turn. As long as the pressure difference across the valve is measured during commissioning, the flow through the valve can be easily calculated;
7. PTFE and silicone sea]]></description><pubDate><![CDATA[20230525]]></pubDate></item>

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