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<title><![CDATA[EC21 Product Catalogs - or disc in]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/or-disc-in--2053/1/or disc in.html]]></link><item>
<title><![CDATA[D 371X-16Q Wafer Gear Type Butterfly Valve]]></title><link><![CDATA[https://wendy0987.en.ec21.com/D-371X-16Q-Wafer-Gear--12049948_12049968.html]]></link><description><![CDATA[or regulating
device for controlling the flow of media.
Features 
1. Simple structure, small size and short structure length.
2. The opening and closing torque is small, because the discs on both sid]]></description><pubDate><![CDATA[20250318]]></pubDate></item>
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<title><![CDATA[F650 Series Cast Steel Check Valve]]></title><link><![CDATA[https://wtstwtvalve.en.ec21.com/F650-Series-Cast-Steel-Check--11759558_11759560.html]]></link><description><![CDATA[in the appropriate pressure temperature range. dual disc check valve
Can provide flange and butt two connections.
The bonnet does not require removal of the valve from the line, allowing access to th]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[HIFLUX - High Pressure Relief Valve - Field Adjustable 1000psi - 20000psi]]></title><link><![CDATA[https://hiflux.en.ec21.com/HIFLUX-High-Pressure--9650457_9824853.html]]></link><description><![CDATA[in high pressure.
- When the system requires “bubble tight’ sealing.
WHERE NOT 
- Pressure ~ below 1,000psi.
- If the system requires increasing venting or drain rates when the pressure rises.
- ]]></description><pubDate><![CDATA[20250121]]></pubDate></item>
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<title><![CDATA[Butterfly Control Valves]]></title><link><![CDATA[https://controlvalves.en.ec21.com/Butterfly-Control-Valves--11947685_11947565.html]]></link><description><![CDATA[in HVAC systems, water treatment plants, or process industries like chemical and petrochemical, these valves excel in
providing reliable performance. Manufactured using high-grade materials such as s]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
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<title><![CDATA[Fluoroplastic Lined Butterfly Valve]]></title><link><![CDATA[https://cnzpv.en.ec21.com/Fluoroplastic-Lined-Butterfly-Valve--12024912_12025862.html]]></link><description><![CDATA[in chemical, petroleum, medicine, food, paper and other production fields.
Performance Characteristics
The ZPR810F Fluorine-lined butterfly Valve features a valve body(seat) and inner parts(disc) tha]]></description><pubDate><![CDATA[20241125]]></pubDate></item>
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<title><![CDATA[ANSI Standard Flange Type Gate Valve]]></title><link><![CDATA[https://afbvalve.en.ec21.com/ANSI-Standard-Flange-Type-Gate--11859822_12021343.html]]></link><description><![CDATA[Crafted with precision, these ANSI gate valves feature a distinctive wheel-shaped handle and a metal-to-metal seat for reliable sealing. The closure element, known as a wedge or disc, effectively con]]></description><pubDate><![CDATA[20241030]]></pubDate></item>
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<title><![CDATA[Cast Steel Gate Valve Supplier]]></title><link><![CDATA[https://cnbstv.en.ec21.com/Cast-Steel-Gate-Valve-Supplier--11958900_12020696.html]]></link><description><![CDATA[in very specific applications: water distribution, gas oil, steam, petrochemical and petroleum industries and gas systems.
The Cast Steel Gate Valves consists of a closure element, called a wedge or ]]></description><pubDate><![CDATA[20241025]]></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[in a wide range of applications. The double eccentric design ensures that the valve seat is always in contact with the disc, providing a tight seal and reducing the risk of leaks.
Our valves feature ]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[API 6D Lift Check Valve, 1/2-12 Inch, 150-2500 LB]]></title><link><![CDATA[https://ballvalve1.en.ec21.com/API-6D-Lift-Check-Valve--11978534_11978536.html]]></link><description><![CDATA[The Lift Check Valve, featuring a Piston type disc, is a versatile and reliable valve designed to prevent backflow in piping systems. Its construction and design standards, including BS 1868, API 6D,]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[ASTM B148 C95800 Butterfly Valve]]></title><link><![CDATA[https://jscvalves123.en.ec21.com/ASTM-B148-C95800-Butterfly-Valve--11881854_11977810.html]]></link><description><![CDATA[or PN20), this valve ensures efficient flow control in various applications. Featuring a triple eccentric design and metal laminate seat, it offers reliable sealing and durability. Uni-directional op]]></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[in one direction, the valve disc opens. When the fluid flows in the opposite direction, the fluid pressure and the weight of the valve disc or PTFE valve ball act on the valve seat, thereby cutting o]]></description><pubDate><![CDATA[20240726]]></pubDate></item>
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<title><![CDATA[Self-Actuated Regulating Valves Self-Operated Control Valves for Pipeline Pressure Adjusting]]></title><link><![CDATA[https://zhipengvalve.en.ec21.com/Self-Actuated-Regulating-Valves-Self--11948701_11949223.html]]></link><description><![CDATA[in general situations
2. 
Long-neck type: need wide range of pressure regulation
3. 
With cooling disc: While the medium temperature upto 350℃
According to the type of Pneumatic Actuator 
1. 
Assem]]></description><pubDate><![CDATA[20240608]]></pubDate></item>
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<title><![CDATA[Utmost CS Ss Full Welded Ball Valve]]></title><link><![CDATA[https://utmostvalves.en.ec21.com/Utmost-CS-Ss-Full-Welded--11940076_11940622.html]]></link><description><![CDATA[in there are countries or chemical substances.
The floating ball structure and the flexible seat will ensure the ball and the sealing connects each other tightly. Even when the pressure is not stable]]></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[Flange Swing Type Disc Check Valve Class1500-Class2500
Pressure Sealed Check Valve Class900-Class2500
Forged Steel Swing Check Valve Class150-Class800
Forged Steel Lifting Check Valve Class150-Class8]]></description><pubDate><![CDATA[20240511]]></pubDate></item>
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<title><![CDATA[High Quality Butterfly Valve]]></title><link><![CDATA[https://kairuitevalves.en.ec21.com/High-Quality-Butterfly-Valve--11933785_11933792.html]]></link><description><![CDATA[This High Quality Butterfly Valve consists of valve body, disc, seal ring, transmission mechanism and other major components. Its structure is two-dimensional 
or three-dimensional eccentric design,e]]></description><pubDate><![CDATA[20240508]]></pubDate></item>
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<title><![CDATA[Cast Steel Gate Valve-din]]></title><link><![CDATA[https://leflowvalves.en.ec21.com/Cast-Steel-Gate-Valve-din--11930782_11930788.html]]></link><description><![CDATA[in our scope. Both flexible and Solid disc are available. For big size or Big pressure valve, By-pass design is optional.Below seal gate valve also falls in our ability.
A gate valve, known as a slui]]></description><pubDate><![CDATA[20240429]]></pubDate></item>
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<title><![CDATA[Multifunctional Hydraulic Control Valve]]></title><link><![CDATA[https://fluidtechpipe.en.ec21.com/Multifunctional-Hydraulic-Control-Valve--11917154_11917457.html]]></link><description><![CDATA[or the pump outlet. During normal operation, the medium at the inlet side pushes the large valve disc up, and at the same time, the medium enters the middle cavity through the flow controller, so tha]]></description><pubDate><![CDATA[20240328]]></pubDate></item>
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<title><![CDATA[Pneumatic Globe Control Valve]]></title><link><![CDATA[https://supconvalve.en.ec21.com/Pneumatic-Globe-Control-Valve--11032715_11835856.html]]></link><description><![CDATA[or temperatures benefit from these valves in optimizing their processes for efficiency and reliability.
Pneumatic globe control valves
consist of a valve body, a movable plug or disc, and an actuator]]></description><pubDate><![CDATA[20230821]]></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[or seal material. Owning two-way seal function,this valves can be installed in any direction and not be affected by the spatial position and the medium flow.
The Characteristics of the products
★Sm]]></description><pubDate><![CDATA[20180129]]></pubDate></item>
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<title><![CDATA[Flat Gate Valve]]></title><link><![CDATA[https://aolongvalve1.en.ec21.com/Flat-Gate-Valve--10653757_10653987.html]]></link><description><![CDATA[in the process of the valve opened or closed without being directly eroded by the airflow.The seat should consist of lubrication, no wear materials. 
3. The valve actuator fault will not affect other]]></description><pubDate><![CDATA[20180129]]></pubDate></item>
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<title><![CDATA[Check Valves]]></title><link><![CDATA[https://sxsld.en.ec21.com/Check-Valves--10635864_10636763.html]]></link><description><![CDATA[in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.When the medium is back-going, valve disc will automaticaly closed to avoid accident]]></description><pubDate><![CDATA[20200508]]></pubDate></item>
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<title><![CDATA[Pneumatic Ceramic Rotary Double Disc Gate Valve]]></title><link><![CDATA[https://free123456789.en.ec21.com/Pneumatic-Ceramic-Rotary-Double-Disc--10441583_10732374.html]]></link><description><![CDATA[discharge and vent applications in steel plant and coal power. The double ceramic sealing faces of the valves are well ground and polished, which is ensure a reliable sealing performance of the valve]]></description><pubDate><![CDATA[20181120]]></pubDate></item>
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<title><![CDATA[Full Welded Ball Valve]]></title><link><![CDATA[https://utmostvalve.en.ec21.com/Full-Welded-Ball-Valve--11563892_11662119.html]]></link><description><![CDATA[in there are countries or chemical substances.
The floating ball structure and the flexible seat will ensure the ball and the sealing connects each other tightly. Even when the pressure is not stable]]></description><pubDate><![CDATA[20221024]]></pubDate></item>
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<title><![CDATA[Brass Check Valve]]></title><link><![CDATA[https://jtcopper01.en.ec21.com/Brass-Check-Valve--11617552_11617576.html]]></link><description><![CDATA[or isolation valve. The movement mode of valve disc is divided into lifting type and swing type. We are professional brass check valve manufacturer and aim to be your trustworty brass check valve sup]]></description><pubDate><![CDATA[20220808]]></pubDate></item>
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<title><![CDATA[Double Rotary Valve]]></title><link><![CDATA[https://anshavalve2023.en.ec21.com/Double-Rotary-Valve--11802988_11803008.html]]></link><description><![CDATA[Double rotary valve is normally matched with the distributing and weighing system. There is a main disc for rough discharging and a minor rotor in the center of main disc for accurate metering. Suita]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[Ball Valve Flange Type]]></title><link><![CDATA[https://haiyingvalve.en.ec21.com/Ball-Valve-Flange-Type--11725077_11821757.html]]></link><description><![CDATA[or other equipment, providing a tight seal to prevent leaks. Flanged ball valves are commonly used in industrial, commercial, and residential plumbing systems for controlling the flow of liquids, gas]]></description><pubDate><![CDATA[20230719]]></pubDate></item>
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<title><![CDATA[Tilting Check Valve]]></title><link><![CDATA[https://denzwatertech.en.ec21.com/Tilting-Check-Valve--11824195_11824201.html]]></link><description><![CDATA[disc check valve) is used in pumping applications to prevent backflow into the system. The interior parts of all the parts are made of stainless steel or coated with an epoxy that is approved for dri]]></description><pubDate><![CDATA[20230724]]></pubDate></item>
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<title><![CDATA[Swing Check Valve with Lever and Weight]]></title><link><![CDATA[https://disaivalve.en.ec21.com/Swing-Check-Valve-with-Lever--11865326_11865329.html]]></link><description><![CDATA[Check valves (non-return) are installed in pipeline system to allow flow in one direction only. A swing check valve
consist of a flap or disc of the same diameter as the pipe bore, which hangs down i]]></description><pubDate><![CDATA[20231111]]></pubDate></item>
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<title><![CDATA[High Pressure Hydraulic Ball Valve]]></title><link><![CDATA[https://001019.en.ec21.com/High-Pressure-Hydraulic-Ball-Valve--11831368_11831369.html]]></link><description><![CDATA[disc using a saw.
2. Next, a computer-guided blade drills holes in the steel disc.
3. They use another blade to cut the steel disc into the desired valve contour.
4. Then, they employ a grinding tool]]></description><pubDate><![CDATA[20230808]]></pubDate></item>
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<title><![CDATA[Bronze Globe Valve]]></title><link><![CDATA[https://carbovalve.en.ec21.com/Bronze-Globe-Valve--11603083_11657778.html]]></link><description><![CDATA[disc movement form, the change in the valve seat port is proportional to the valve disc stroke. This type of bronze valve is ideal for flow control because the opening or shutting stroke of the valve]]></description><pubDate><![CDATA[20221017]]></pubDate></item>
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<title><![CDATA[Food-Grade Industrial Grade Sanitary Stainless Steel Butterfly Valve]]></title><link><![CDATA[https://sudhanafluid89.en.ec21.com/Food-Grade-Industrial-Grade-Sanitary--11847073_11847082.html]]></link><description><![CDATA[in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis and the rotation angle is between 0 ° and 9]]></description><pubDate><![CDATA[20230922]]></pubDate></item>
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<title><![CDATA[3PC Floating Ball Valve]]></title><link><![CDATA[https://zjxyvalve.en.ec21.com/3PC-Floating-Ball-Valve--11895413_11895415.html]]></link><description><![CDATA[disc, gasket, studs, nuts, cover, o-ring, washer, packing, gland, gland flange, screw, and stem.
These Forged Carbon Steel 3 Piece Design Ball Valves
are available in various sizes and dimensions, ra]]></description><pubDate><![CDATA[20240130]]></pubDate></item>
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<title><![CDATA[Ductile Iron Flanged Flexible Seat Rising-Stem Gate Valve, PN16/PN10]]></title><link><![CDATA[https://kehuacasting68.en.ec21.com/Ductile-Iron-Flanged-Flexible-Seat--11504544_11504554.html]]></link><description><![CDATA[in sewage systems. Not easy to break. In the past, traditional cast iron gate valves often broke due to foreign objects hitting, colliding or overlapping. Due to the use of nodular cast iron for the ]]></description><pubDate><![CDATA[20230512]]></pubDate></item>
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<title><![CDATA[API/ANSI Gate Valve]]></title><link><![CDATA[https://boluo0513.en.ec21.com/API-ANSI-Gate-Valve--9512207_9541691.html]]></link><description><![CDATA[In most cases, the carbon steel gate valve is fitted with a renewable back seat. For stainless steel gate valve, the back seat is machined directly in the bonnet or is machined after welding .When th]]></description><pubDate><![CDATA[20160709]]></pubDate></item>

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