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<title><![CDATA[EC21 Product Catalogs - special seal]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/special_seal--2053/1/special seal.html]]></link><item>
<title><![CDATA[Good Sealing Special Design Long Lifetime Handwheel Worm Gear Electric Patent Dbb Plug Valves]]></title><link><![CDATA[https://coscolyg.en.ec21.com/Good_Sealing_Special_Design_Long--12014817_12014837.html]]></link><description><![CDATA[Parameter
Body Material: carbon steel, Ni-cr SS, Ni-cr-mo SS
Operation: Hand wheel, Worm Gear, Gas drive, Liquid drive, Electric drive
Seal Material: Rubber, Fluoroplastics
Feature:
1. Double seal ze]]></description><pubDate><![CDATA[20241008]]></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_Relief_Valve--9650457_9824853.html]]></link><description><![CDATA[SEAL
SUS316
11
O-RING
VIton
12
GLASS SEAL
GLASS TEFLON
13
STEM GUIDE
SUS316
14
STEM
SUS630
15
SEAT
NYLON, PTFE
16
O-RING
Viton
TECHNICAL FEATURES 
Feature
RV10FAS Type
RV20FAS Type
Pressure Range (PS]]></description><pubDate><![CDATA[20250121]]></pubDate></item>
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<title><![CDATA[Explosion-proof Ball Control Valve, SS 304, 2 Inch, 150 LB]]></title><link><![CDATA[https://mfrscontrolvalve.en.ec21.com/Explosion_proof_Ball_Control_Valve--12035062_12035067.html]]></link><description><![CDATA[Our Explosion-proof Ball Control Valve Factory specializes in producing high-quality stainless steel ball valves, available in both SS 304 and SS 316 materials. These 2-inch, 150 LB valves are design]]></description><pubDate><![CDATA[20250107]]></pubDate></item>
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<title><![CDATA[DELCO Pneumatic Actuated Two Ways Ball Valve Sanitary Food Grade]]></title><link><![CDATA[https://delcovalve.en.ec21.com/DELCO_Pneumatic_Actuated_Two_Ways--12030803_12031203.html]]></link><description><![CDATA[Sanitary Food Grade Pneumatic Actuated Two Ways Stainless Steel Ball Valve 1 High cost performance ratio 2 Offer various international standard, ANSI, JIS, DIN, etc 3 A specialized team with rich exp]]></description><pubDate><![CDATA[20241213]]></pubDate></item>
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<title><![CDATA[Pneumatic V-Port Regulating Ball Valve]]></title><link><![CDATA[https://cnzpv.en.ec21.com/Pneumatic_V_Port_Regulating_Ball--12025004_12025692.html]]></link><description><![CDATA[Seal,Metal-SealTemp.Range: ≤350℃(≤662°F)Flow Characteristic:V-Port For Regulating (Equal percentage)Actuator: Pneumatic,ElectricISO 5211 ACTUATOR ASSEMBLY
The ZPR740 Pneumatic V-Port Regulatin]]></description><pubDate><![CDATA[20241125]]></pubDate></item>
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<title><![CDATA[Extension Stem Butterfly Control Valve]]></title><link><![CDATA[https://cncontrol.en.ec21.com/Extension_Stem_Butterfly_Control_Valve--11968066_12025241.html]]></link><description><![CDATA[specializing in precision-engineered solutions for industrial applications. Our valves feature a robust cast iron body and EPDM rubber sealing, ensuring durability and chemical resistance across size]]></description><pubDate><![CDATA[20241118]]></pubDate></item>
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<title><![CDATA[Forged Steel Seal Pressure Gate Valve]]></title><link><![CDATA[https://onevalve.en.ec21.com/Forged_Steel_Seal_Pressure_Gate--12017358_12021026.html]]></link><description><![CDATA[China Forged Steel Seal Pressure Gate Valve: API 602, BS 5352, ASME B16.34 standard, OS&amp;Y, Bolted Gland, 3/8&quot;-2&quot;, Thread Connection, 1500-2500LB.
Detail InformationFeaturesMaterial: Forged SteelThrea]]></description><pubDate><![CDATA[20241028]]></pubDate></item>
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<title><![CDATA[Triple Offset Metal Hard Sealing Butterfly Valve]]></title><link><![CDATA[https://chinawzipie.en.ec21.com/Triple_Offset_Metal_Hard_Sealing--2593894_4166348.html]]></link><description><![CDATA[Triple Offset Multi-Layers Metal to Metal Hard Sealing Cast Steel Butterfly Valves: 
Double-Flanged, Wafer, Lug, BW. 
size: DN100-DN3000, 4&quot; - 120&quot;, class: ANSI 150/300Lbs. PN0.25/0.6/1.0/1.6/2.5/4.0]]></description><pubDate><![CDATA[20241023]]></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[China valve supplier specialize in manufacturing through conduit flat gate valves tailored to your specifications. Crafted from high-grade Carbon Steel ASTM A216 WCB, our valves adhere to API 6D stan]]></description><pubDate><![CDATA[20240816]]></pubDate></item>
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<title><![CDATA[API 608 3-pieces Ball Valve]]></title><link><![CDATA[https://vervovalve.en.ec21.com/API_608_3_pieces_Ball--11978302_11978530.html]]></link><description><![CDATA[sealing. Their SW X BW end connection offers versatility, while lever operation guarantees ease of use. Trust in our products for efficient fluid control in various industrial applications.
Valve des]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[ASTM A216 WCB Globe Valve, 6 Inch, 150 LB, API 6D]]></title><link><![CDATA[https://ballvalve1.en.ec21.com/ASTM_A216_WCB_Globe_Valve--11978523_11978527.html]]></link><description><![CDATA[We specialize in providing high-quality ASTM A216 WCB Globe Valves that meet various industry standards and specifications. Our Globe Valves, manufactured from ASTM A216 WCB material, are designed fo]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[ASTM B61 Cryogenic Gate Valve, MSS SP-80, 1/4-3IN, 200-300LB]]></title><link><![CDATA[https://mfrsvalve.en.ec21.com/ASTM_B61_Cryogenic_Gate_Valve--11116526_11978606.html]]></link><description><![CDATA[As a reputable cryogenic valves company in China, we specialize in manufacturing ASTM B61 cryogenic gate valves that are designed to withstand the extreme temperatures and pressures found in cryogeni]]></description><pubDate><![CDATA[20240801]]></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[special groove formed between the valve body and the valve cover. It is flexible to open and close and has reliable sealing. In addition, the characteristics of the H72F46 and H76F46 check valves are]]></description><pubDate><![CDATA[20240726]]></pubDate></item>
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<title><![CDATA[Pneumatic Parts  5 Way 4v210-08 Solenoid Valve AC/DC with CE Certificate]]></title><link><![CDATA[https://olkpneumatic2003.en.ec21.com/Pneumatic_Parts_5_Way_4v210--11949142_11949143.html]]></link><description><![CDATA[Sealing: Good sealing performance00:0402:10OULEIKAI PNEUMATIC CO.,LTD Q1.Are you a manufacturer or a trading company? we are manufacture of pneumatic for 20 years in China.There are 280 CNC machine t]]></description><pubDate><![CDATA[20240608]]></pubDate></item>
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<title><![CDATA[Pneumatic/Electric/Manual Controlled Metallic O/V-Shaped Cut-Off Ball Valve(ZPR700)]]></title><link><![CDATA[https://zhipengvalve.en.ec21.com/Pneumatic_Electric_Manual_Controlled_Metallic--11948701_11948723.html]]></link><description><![CDATA[special hardening treatment are available to meet customer requirements for enhanced safety and broader applications.
Classification Of Metallic Cut-Off Valves:
①ZPR750F:Soft-Sealing O-Shaped Cut-O]]></description><pubDate><![CDATA[20240608]]></pubDate></item>
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<title><![CDATA[Steam Bellow Conductive Heat Transfer Valve]]></title><link><![CDATA[https://utmostvalves.en.ec21.com/Steam_Bellow_Conductive_Heat_Transfer--11940076_11940564.html]]></link><description><![CDATA[sealing structure of bellows and packing is adopted, which has better safety and reliability. Therefore, bellows control valve is widely used in automatic control systems for rare and special media s]]></description><pubDate><![CDATA[20240521]]></pubDate></item>
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<title><![CDATA[Class 2500 Industrial Valve]]></title><link><![CDATA[https://gangyevalve.en.ec21.com/Class_2500_Industrial_Valve--11928587_11928596.html]]></link><description><![CDATA[specialized sealing mechanisms. These valves are engineered to provide reliable performance and maintain integrity under the most demanding pressure conditions.
What Standards Are globe valve class 2]]></description><pubDate><![CDATA[20240424]]></pubDate></item>
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<title><![CDATA[Plastic Sealing Ball Valve Seat Design]]></title><link><![CDATA[https://flowindustrial.en.ec21.com/Plastic_Sealing_Ball_Valve_Seat--11923678_11923688.html]]></link><description><![CDATA[sealing pair with sphere. According to the requirements of the different operating conditions, the surface coating can choose different materials. The valve’s seal adapts to some special working co]]></description><pubDate><![CDATA[20240411]]></pubDate></item>
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<title><![CDATA[Sanitary Butterfly Valve]]></title><link><![CDATA[https://anshavalve2023.en.ec21.com/Sanitary_Butterfly_Valve--11802988_11803067.html]]></link><description><![CDATA[special requirement. ( Stainless steel with PTFE lining, Stainless steel with VMQ lining). The seal materials comply with Sanitary requirements. And the seal moulds are design and manufactured by Ans]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[Sanitary Tri Clamp Ball Valve Food Grade Homebrewing Ball Valve Mirror Polish Ball Valve]]></title><link><![CDATA[https://heyi86.en.ec21.com/Sanitary_Tri_Clamp_Ball_Valve--11528003_11528009.html]]></link><description><![CDATA[special tools.
PTFE seats available for high temperature applications.
Name
Ball Valve
Material
Stainless Steel 304 or 316L/1.4301,1.4404
Seal
PTFE
Max Pressure
10 bar (DN-25/100),8 bar (DN-125/150)
]]></description><pubDate><![CDATA[20220211]]></pubDate></item>
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<title><![CDATA[Intelligent Electric Valve Actuator IP67 Part Turn Electric Actuator]]></title><link><![CDATA[https://valvesactuators.en.ec21.com/Intelligent_Electric_Valve_Actuator_IP67--11898041_11898042.html]]></link><description><![CDATA[sealing area should not be opened during cloudy or rainy days.
6. Special motor was used for the electric actuator, the lasting time is short. Continuous working time should not be over the limit spe]]></description><pubDate><![CDATA[20240206]]></pubDate></item>
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<title><![CDATA[High and Low Pressure Test High Pressure Cylinder Valve]]></title><link><![CDATA[https://ccmachine.en.ec21.com/High_and_Low_Pressure_Test--11808609_11808612.html]]></link><description><![CDATA[High and Low Pressure Test High Pressure Cylinder Valve description: All the equipment is made of stainless steel. The equipment is specially designed for high pressure cylinder valve leakage detecti]]></description><pubDate><![CDATA[20230619]]></pubDate></item>
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<title><![CDATA[Wellhead Tubing Head Manufacturer]]></title><link><![CDATA[https://aqemachinery6868.en.ec21.com/Wellhead_Tubing_Head_Manufacturer--11895712_11895714.html]]></link><description><![CDATA[https://www.aqemachinery.com/product-list-tubing-head-.html
The tubing head
is the uppermost tee in the wellhead assembly. It provides a means of supporting and sealing the tubing column. The upper p]]></description><pubDate><![CDATA[20240131]]></pubDate></item>
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<title><![CDATA[Face Seal Design Guide]]></title><link><![CDATA[https://fuyote1.en.ec21.com/Face_Seal_Design_Guide--11883239_11883246.html]]></link><description><![CDATA[seals OEM &amp; ODM design.
Besides DO floating seals and DF floating seals, variety of mechanical face seals design can be chosen. For other tough working conditions, fuyote can also do a special design]]></description><pubDate><![CDATA[20240103]]></pubDate></item>
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<title><![CDATA[D341X Double Flange Concentric Butterfly Valve]]></title><link><![CDATA[https://disaivalve.en.ec21.com/D341X_Double_Flange_Concentric_Butterfly--11865326_11865327.html]]></link><description><![CDATA[can prolong the service life of the valve.
The upper and lower shaft ends of the valve are specially sealed to ensure zero leakage of the outer seal of the shaft end.
https://www.disaivalve.com/
]]></description><pubDate><![CDATA[20231111]]></pubDate></item>
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<title><![CDATA[Bronze Ball Valve]]></title><link><![CDATA[https://carbovalve.en.ec21.com/Bronze_Ball_Valve--11603083_11603099.html]]></link><description><![CDATA[sealing surface of the ball valve copper parts, especially non-metal parts. Special tools should be used when removing the O-ring. The bolts on the flange must be tightened symmetrically, gradually a]]></description><pubDate><![CDATA[20220715]]></pubDate></item>
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<title><![CDATA[Plate&amp;Plug Diverter Valve]]></title><link><![CDATA[https://xnvalves.en.ec21.com/Plate_Plug_Diverter_Valve--11845583_11845614.html]]></link><description><![CDATA[Seal form: soft seal type
Connection mode: Flange connection
Flange connection standard:ANSI B 16.5 150LB,GB,HG,SH or designed by client
Main materials: SS304, SS304L, SS316, SS316L, WCB
Applicable m]]></description><pubDate><![CDATA[20230918]]></pubDate></item>
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<title><![CDATA[A Professional Valve Spare Parts Supplier and Manufacturer]]></title><link><![CDATA[https://apimeivalve66.en.ec21.com/A_Professional_Valve_Spare_Parts--11754519_11841153.html]]></link><description><![CDATA[specializes in providing wholesale valve parts at competitive prices. Our extensive product catalog includes API 6A valve seat seals, peek seal rings, valve stem packing for FC gate valves, hammer un]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[Carbon Steel Rotary Feeder Valve Quick Disassembly Dust Collector Rotary Valve]]></title><link><![CDATA[https://rotaryfeedervalve.en.ec21.com/Carbon_Steel_Rotary_Feeder_Valve--11867645_11867646.html]]></link><description><![CDATA[specialized company engaged in the research and production of air sealing machine,starlike material handling equip- ment,rotary valve,and electrical air lock.It has been committed to the research and]]></description><pubDate><![CDATA[20231117]]></pubDate></item>
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<title><![CDATA[VN61 Series V-notch Ball Valve]]></title><link><![CDATA[https://supconvalve.en.ec21.com/VN61_Series_V_notch_Ball--11042354_11042355.html]]></link><description><![CDATA[sealing surface rotation and control of fluid flow regulating valve, Angle of v-shaped incision ball core increase significantly in the flow adjustable ratio at the same time, with special unique ela]]></description><pubDate><![CDATA[20200212]]></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[Pressure release M12 vent Waterproof breathable automotive air vent valve : 
ePTFE membrane and integrated membrane are treated with special technological , have good features like water/oil repellen]]></description><pubDate><![CDATA[20190727]]></pubDate></item>
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<title><![CDATA[MAXSTI Electric Actuator]]></title><link><![CDATA[https://szhtx88.en.ec21.com/MAXSTI_Electric_Actuator--10964854_10964955.html]]></link><description><![CDATA[sealed protection design ends the box, the field wiring, and the separately sealed end box also ensure the sealing integrity of the electrical parts in the electric device. Specially designed high-st]]></description><pubDate><![CDATA[20231214]]></pubDate></item>
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<title><![CDATA[QT500-7 Ductile Iron Bare Shaft Butterfly Valve DN1200]]></title><link><![CDATA[https://kevinyuda.en.ec21.com/QT500_7_Ductile_Iron_Bare--10137522_10137537.html]]></link><description><![CDATA[QT500-7 Ductile Iron Bare Shaft Butterfly Valve DN1200 
Henan Yuda Valve Manufacturing Co., Ltd is a Professional manufacturer for butterfly valves over 20 years.
As a specialized in valve developmen]]></description><pubDate><![CDATA[20160903]]></pubDate></item>
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<title><![CDATA[Damper]]></title><link><![CDATA[https://lijinco.en.ec21.com/Damper--4653206_4659715.html]]></link><description><![CDATA[SEALING EFFICIENCY: 99%
D.
MATERIAL :SUS304,SUS316,SS400(GALVANIZATION),TEFLON ARE AVAILABLE.
E.
OVAL DISK SPECIAL DESIGN LEAD INTERFACE CLOSED CONTACT.
F.
CAN BE ACTUATED PNEUMATICALLY, ELECTRICALLY]]></description><pubDate><![CDATA[20100816]]></pubDate></item>
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<title><![CDATA[Normally Closed 12VDC 24VDC Solenoid Pinch Valves]]></title><link><![CDATA[https://oriwen01.en.ec21.com/Normally_Closed_12VDC_24VDC_Solenoid--10399627_10399629.html]]></link><description><![CDATA[Special matching tubing, ensuring best resilience and service life;
5. Stable and reliable performance;
6. Long service life (valve: &gt;1 000 000 times);
7. Precision stroke and effective seal force to]]></description><pubDate><![CDATA[20200302]]></pubDate></item>
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<title><![CDATA[3-Way Ball Valve]]></title><link><![CDATA[https://dva21.en.ec21.com/3_Way_Ball_Valve--6202385_6199964.html]]></link><description><![CDATA[Features of Metal Seat Ball Valve
Daeil&apos;s metal seat ball valves are precisely manufactured by special technique (DVA45) for high temperature/pressure and abrasive conditions.
They offer outstanding ]]></description><pubDate><![CDATA[20140501]]></pubDate></item>
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<title><![CDATA[Pneumatic Linear Actuator]]></title><link><![CDATA[https://djc905.en.ec21.com/Pneumatic_Linear_Actuator--5228699_5229311.html]]></link><description><![CDATA[special tools. A PTFE charged slide guarantees a perfect drive and alignment of the piston under all load conditions allowing gasket seals long life.
Chromium plated carbon steel shaft and PFTE charg]]></description><pubDate><![CDATA[20110620]]></pubDate></item>
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<title><![CDATA[Three Eccentric Metal Sealing Butterfly Valve]]></title><link><![CDATA[https://aolongvalve1.en.ec21.com/Three_Eccentric_Metal_Sealing_Butterfly--10653713_10653719.html]]></link><description><![CDATA[seal, which can be completely sealed and the leakage of air pressure test is zero. 
3. The sealing pair is made of stainless steel, and the special process is used in the manufacturing process. It ha]]></description><pubDate><![CDATA[20180129]]></pubDate></item>
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<title><![CDATA[Y Type Slurry Valve]]></title><link><![CDATA[https://free123456789.en.ec21.com/Y_Type_Slurry_Valve--10441583_10444236.html]]></link><description><![CDATA[specially offered for controlling or stopping the slurry, the slurry valves are used primarily in the alumina,metallurgy , chemical fertilizer and mining industry. 
Features 
1.Y Type Slurry Valve is]]></description><pubDate><![CDATA[20181120]]></pubDate></item>
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<title><![CDATA[Pressure/Vacuum Relief Valve(PIPE-AWAY)]]></title><link><![CDATA[https://finekay.en.ec21.com/Pressure_Vacuum_Relief_Valve_PIPE--8590311_8591154.html]]></link><description><![CDATA[PRESSURE/VACUUM RELIEF VALVE
The finekay Model 8120 is used for pressure and vacuum relief where vapors must be piped away. Special pallets in the Model 8120 housing virtually eliminate the intake of]]></description><pubDate><![CDATA[20140606]]></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[Special Gate Valve 
Besides the common gate valves ,We can also makes cryogenic gate valve, Jacketed Gate Valve, Bellow Sealed Gate Valve, Extension Stem Gate Valve for underground application, Flat ]]></description><pubDate><![CDATA[20160709]]></pubDate></item>
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<title><![CDATA[Butterfly Valve, Triple Offset, Eccentric]]></title><link><![CDATA[https://conemh.en.ec21.com/Butterfly_Valve_Triple_Offset_Eccentric--10575693_10862466.html]]></link><description><![CDATA[seal and disc seat without special tools.
1. Feature
- Provide bi-directional bubble tight shut off.
- This geometry ensures that the disc seal contacts the body seat only at the final shut off posit]]></description><pubDate><![CDATA[20181129]]></pubDate></item>

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