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<title><![CDATA[EC21 Product Catalogs - testing systems]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/testing_systems--2053/1/testing systems.html]]></link><item>
<title><![CDATA[Parker VG20 Work Sectional Valve]]></title><link><![CDATA[https://ruitometal.en.ec21.com/Parker_VG20_Work_Sectional_Valve--12073178_12073179.html]]></link><description><![CDATA[systems.
✅ Low Maintenance: Self-cleaning design reduces debris buildup.
✅ High Flow Efficiency: Optimized for minimal pressure loss.
✅ Weatherproof: IP68 rating for harsh outdoor environments.]]></description><pubDate><![CDATA[20260531]]></pubDate></item>
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<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[systems as an opening and closing 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 sm]]></description><pubDate><![CDATA[20250318]]></pubDate></item>
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<title><![CDATA[Wholesale OEM DN400 Butterfly Valve Manufacturer]]></title><link><![CDATA[https://wtstwtvalve.en.ec21.com/Wholesale_OEM_DN400_Butterfly_Valve--11759535_12031215.html]]></link><description><![CDATA[systems.
Product Specifications 
Fluid medium 
Water, oil, gas and various corrosive media
Temperature Range 
-10℃～120℃
Pressure Ratings 
PN0.6～2.5MPa
Size Range 
DN100～DN4000
Connection Ty]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[ANSI Cast Valve]]></title><link><![CDATA[https://hikingsteel.en.ec21.com/ANSI_Cast_Valve--11765187_12045387.html]]></link><description><![CDATA[company are certified to the international ISO-9001 qualtity system standard and all products are carefully tested to meet strict quality requirments and industry standards prior to each shipment.]]></description><pubDate><![CDATA[20250226]]></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[Test &amp; Inspection: API598/EN12266
Features:
Leflow
’s Tilting disc check valve is Double Eccentric structure, normally with counterweight and hydraulic damper.
Tilting Disk Check Valves
,also calle]]></description><pubDate><![CDATA[20250124]]></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[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 stainless]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
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<title><![CDATA[Astm A CFM CHECK VALVE]]></title><link><![CDATA[https://valmaxvalves.en.ec21.com/Astm_A_CFM_CHECK_VALVE--12030198_12030200.html]]></link><description><![CDATA[testing as per API 598, API 6D, and JB/T 9092. The valve is pressure-rated up to Class 150, providing a reliable solution for fluid control systems.For more，know more about China Manufacturers.
]]></description><pubDate><![CDATA[20241209]]></pubDate></item>
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<title><![CDATA[Fluoroplastic Lined General Valve/Pipeline Fitting]]></title><link><![CDATA[https://cnzpv.en.ec21.com/Fluoroplastic_Lined_General_Valve_Pipeline--12024912_12025947.html]]></link><description><![CDATA[testing machine, helium mass spectrometry microleak detector, etc.
ZhiPeng company has a series of industry certification,mainly includes: ISO9001:2008 international quality management system certifi]]></description><pubDate><![CDATA[20241121]]></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[The LCB chlorine globe valve for steam/chlorine/ammonia are suitable for use with chlorine gas, gaseous ammonia, and liquid ammonia, serving the purpose of isolating or connecting pipeline systems. B]]></description><pubDate><![CDATA[20241030]]></pubDate></item>
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<title><![CDATA[Stainless Steel Gate Valve Supplier]]></title><link><![CDATA[https://cnbstv.en.ec21.com/Stainless_Steel_Gate_Valve_Supplier--11958900_12020697.html]]></link><description><![CDATA[https://www.cnbstv.com/forged-steel-gate-valve.html
Stainless Steel Gate Valve
BST Stainless Steel threaded gate valve
designed to ANSI B16.34.
This gate vavle is tested and Inspected according to AP]]></description><pubDate><![CDATA[20241025]]></pubDate></item>
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<title><![CDATA[Wireline Pressure Control Equipment]]></title><link><![CDATA[https://aqemachinery6868.en.ec21.com/Wireline_Pressure_Control_Equipment--11895712_12017528.html]]></link><description><![CDATA[systems and safety features that enhance operational efficiency and minimize the risk of human error.
Furthermore, wireline pressure control equipment is highly versatile and can be customized to mee]]></description><pubDate><![CDATA[20241015]]></pubDate></item>
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<title><![CDATA[DIN EN 13709 Bellow Seal Globe Valve, DN15-DN600, PN6-PN100]]></title><link><![CDATA[https://valvemanufacturer.en.ec21.com/DIN_EN_13709_Bellow_Seal--11993434_11993454.html]]></link><description><![CDATA[testing and EN 558-1 for face-to-face dimensions, ensuring compatibility and performance in different piping systems. Ideal for applications in industries such as oil and gas, petrochemical, and powe]]></description><pubDate><![CDATA[20240828]]></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[systems.Detail InformationValve Description: Slab gate valve, carbon steel, Double Block &amp; Bleed, Full bore, piggable Through conduitBody material: ASTM A216 WCBGate: ASTM A515 Grade 70, ENP (Electro]]></description><pubDate><![CDATA[20240816]]></pubDate></item>
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<title><![CDATA[40 Inch Swing Check Valve, ASTM A351 CF8, 300 LB, Flanged]]></title><link><![CDATA[https://ballvalve1.en.ec21.com/40_Inch_Swing_Check_Valve--11978534_11978541.html]]></link><description><![CDATA[systems. The Face to Face dimension of the valve is specified by ASME B16.10, ensuring proper spacing and alignment with adjacent piping components.
The valve is subjected to rigorous testing and ins]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[ASME B16.34 PSB Globe Valve, ASTM A216 WCB, 24 Inch, 300 LB]]></title><link><![CDATA[https://mfrsvalve.en.ec21.com/ASME_B16.34_PSB_Globe_Valve--11115176_11978574.html]]></link><description><![CDATA[systems.
The hand wheel operation of our valves makes them easy to use, allowing for quick and precise control. This feature is especially important in applications where frequent valve operation is ]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[Differential Pressure Bypass Balancing Valve]]></title><link><![CDATA[https://vervovalve.en.ec21.com/Differential_Pressure_Bypass_Balancing_Valve--11978306_11978554.html]]></link><description><![CDATA[systems today with our high-quality valves.
Detail InformationProduct: Differential pressure bypass balance valveSize: DN150Pressure: PN25Body: ASTM A351 CF8Trim: SS 304Performance standard: Quality ]]></description><pubDate><![CDATA[20240801]]></pubDate></item>
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<title><![CDATA[Lapar Valve]]></title><link><![CDATA[https://vacuumpumpsaisa.en.ec21.com/Lapar_Valve--11098937_11098938.html]]></link><description><![CDATA[testing parts of LAPAR product production line were introduced to LAPAR. Currently,Shanghai Lapar has obtained production authorization from LAPAR and successively introduced systematic LAPAR product]]></description><pubDate><![CDATA[20240729]]></pubDate></item>
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<title><![CDATA[Floating Ball Valve]]></title><link><![CDATA[https://kairuitevalves.en.ec21.com/Floating_Ball_Valve--11933785_11974769.html]]></link><description><![CDATA[systems.
3. Enhanced Sealing:
Choose between soft seat ball valves for superior sealing in low-pressure applications and metal seat options for high-pressure environments. 
4. Unmatched Reliability: ]]></description><pubDate><![CDATA[20240725]]></pubDate></item>
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<title><![CDATA[Propane Gas Fire Pit Valve Control System Kit]]></title><link><![CDATA[https://abydaglobal.en.ec21.com/Propane_Gas_Fire_Pit_Valve--11968021_11968026.html]]></link><description><![CDATA[system less than 90000 Btu.
Other Information:
1. Full PCS gas leakage and gas flow test for all of our products;
2. 2 Years quality guarantee;
3. OEM and ODM welcomed;
4. Brand Name: ABYDA;
Are you ]]></description><pubDate><![CDATA[20240713]]></pubDate></item>
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<title><![CDATA[Globe Valve]]></title><link><![CDATA[https://baisheng326.en.ec21.com/Globe_Valve--11922748_11929565.html]]></link><description><![CDATA[tested and tested according to EN-12266-1, stop valves are used to cut off the flow of media in industrial installations.
④ZETKAMA’s products also include valves with additional functions. These ]]></description><pubDate><![CDATA[20240425]]></pubDate></item>
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<title><![CDATA[API Valves]]></title><link><![CDATA[https://dlthm.en.ec21.com/API_Valves--1917149_1917150.html]]></link><description><![CDATA[system, GB/T 28001 - 2001 vocation health&amp;safety management system,GB/T 15496~15498-1995 standardization level,GB/T 19022.1 (IDT iso 10012-1) measure testing, adoption international standard( ISO ANS]]></description><pubDate><![CDATA[20070509]]></pubDate></item>
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<title><![CDATA[Marine Cast Steel Valves]]></title><link><![CDATA[https://haiyingvalve.en.ec21.com/Marine_Cast_Steel_Valves--11725077_11725085.html]]></link><description><![CDATA[Standard:
Shipbuilding –valves and cocks-General inspection requirement JISF7400.
ISO5208-industrial valves-Pressure testing for valves.
Shipbuilding-Application for valves and cocks JISF7300
]]></description><pubDate><![CDATA[20230210]]></pubDate></item>
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<title><![CDATA[Casting Trunnion Mounted Ball Valve]]></title><link><![CDATA[https://lyvalves.en.ec21.com/Casting_Trunnion_Mounted_Ball_Valve--11776594_11851861.html]]></link><description><![CDATA[system for both stem and seats to body cavity, so that it can drain from both upstream and downstream ends, to prevent seat or stem leakage.
Design &amp; Testing International Standard:
Design Standard :]]></description><pubDate><![CDATA[20231009]]></pubDate></item>
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<title><![CDATA[Dynamic Flow Control Valve]]></title><link><![CDATA[https://985980671.en.ec21.com/Dynamic_Flow_Control_Valve--11034618_7766650.html]]></link><description><![CDATA[system and keep the flow unchanged.
2.Overcome the uneven heating and cooling of the system and improve the quality of heating (cooling).
3.Thoroughly resolve the contradiction between large proximal]]></description><pubDate><![CDATA[20230525]]></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[System 
If being requested by the customer ,the Belleville spring loaded packing impacting system can be adopted for enhancing the durability and reliability of the packing seal.water seal gate valve]]></description><pubDate><![CDATA[20160709]]></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[Test standard：EN12266-1
Top flange：ISO5211
Actuator：Worm gearbox, Penumatic actuator, electric actuator.
Application: Products are suitable for fresh water, sea water and sewage etc. treatment ]]></description><pubDate><![CDATA[20231111]]></pubDate></item>
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<title><![CDATA[High Velocity Relief Valve DF80]]></title><link><![CDATA[https://14204219.en.ec21.com/High_Velocity_Relief_Valve_DF80--10094364_10541456.html]]></link><description><![CDATA[High-velocity relief valve (pressure vacuum valve) is the controlled venting system which is necessary for oil tanker and chemical tanker. The series of DF-type P/V valve is a new generation producti]]></description><pubDate><![CDATA[20230317]]></pubDate></item>
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<title><![CDATA[RBI SQZ Series Zinc Alloy Ball Joint]]></title><link><![CDATA[https://xinyuan1.en.ec21.com/RBI_SQZ_Series_Zinc_Alloy--11601863_11693440.html]]></link><description><![CDATA[testing:proucts can be in -30℃ to 100℃ can normal use,and can reach 500000 times;7）Lubricant:Ball housing has adequate lubricant;8）Refers to QC/T327-1999 and relevant standards.
]]></description><pubDate><![CDATA[20221216]]></pubDate></item>
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<title><![CDATA[Triple Offset Butterfly Valve Butterfly Valve DN600]]></title><link><![CDATA[https://kevinyuda.en.ec21.com/Triple_Offset_Butterfly_Valve_Butterfly--9420490_10104222.html]]></link><description><![CDATA[Test
GB/T13927/BS EN12266/ISO 528/ API 598
Specifications
Size
DN40-DN3200
Pressure
PN2.5-PN40/CL150/CL300
Actuator
Manual/Electric/Pneumatic/ Hydraulic/Solenoid
Media
Water/ Sea water/ Gas/Oils etc
]]></description><pubDate><![CDATA[20160813]]></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[testing method for the research and development,design and manufacturing,and is a factory with the most similar products and varieties in China.And it has the quality assurance system for the design,]]></description><pubDate><![CDATA[20231117]]></pubDate></item>
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<title><![CDATA[ASTM A216 WCB Butterfly Valve]]></title><link><![CDATA[https://bossealvalves.en.ec21.com/ASTM_A216_WCB_Butterfly_Valve--11755381_11807459.html]]></link><description><![CDATA[systems.
48 inch (DN1200) Triple Offset Butterfly Valve, Metal Seat, API 609, EN 593, 48 Inch, 150 LB, BW, WCB body, CF8M Disc, SS+Graphite Sealing Ring, CR13 Overlay Seat, Gear OperationValve Descri]]></description><pubDate><![CDATA[20230616]]></pubDate></item>
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<title><![CDATA[Intelligent Actuator]]></title><link><![CDATA[https://szbanyan.en.ec21.com/Intelligent_Actuator--10654351_10654366.html]]></link><description><![CDATA[test without electric leakage to ensure your system operating safely. 
★High modulation precision 
The valve has high modulation precision, large rangeability (Maximum 300:1), and excellent modulat]]></description><pubDate><![CDATA[20180129]]></pubDate></item>
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<title><![CDATA[DBB, SBB Instrument Valve]]></title><link><![CDATA[https://valkorinc.en.ec21.com/DBB_SBB_Instrument_Valve--10875161_10875309.html]]></link><description><![CDATA[Our Double block and bleed valve has been compactly designed 1-piece or a 2-piece body with 2 blocked(off) valve and 1 bleed valve can replace the existing Double block and bleed system with 1 Double]]></description><pubDate><![CDATA[20191219]]></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[FREE-Valve&amp;rsquo;s Ceramic Rotary Double Disc Gate Valves are designed for pressurized and vacuum systems including dense and dilute phase pneumatic conveying systems, discharge and vent applications]]></description><pubDate><![CDATA[20181120]]></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[system design, good sealing and low air consumption
☉ Apply self-lubricating materials, no need to refuel
☉ fast action, used for emergency cut
☉ 100% seal and torque test.
www.maxsti.com
]]></description><pubDate><![CDATA[20231214]]></pubDate></item>
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<title><![CDATA[High Torque Pneumatic Actuator]]></title><link><![CDATA[https://juhang1.en.ec21.com/High_Torque_Pneumatic_Actuator--11601080_11853726.html]]></link><description><![CDATA[system.●All products in the factory undergo a rigorous testing, each individual is marked with tracking code for quick identification and complete tracking service.
4.Product Details
The top of the]]></description><pubDate><![CDATA[20231012]]></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[testing ensures long-lasting performance and continued reliability. Our independently developed and produced CL series valve electric actuators are widely used in various industries such as Oil &amp; Gas]]></description><pubDate><![CDATA[20240206]]></pubDate></item>
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<title><![CDATA[Fire Protection Grooved Butterfly Valve]]></title><link><![CDATA[https://fluidtechpipe.en.ec21.com/Fire_Protection_Grooved_Butterfly_Valve--11917143_11917148.html]]></link><description><![CDATA[systems, especially in Fire Protection Systems fittings
, to cut off and adjust the flow of the medium.
Quality Control：
Advanced equipment guarantee the production of high quality Fire Protection ]]></description><pubDate><![CDATA[20240327]]></pubDate></item>

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