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<title><![CDATA[EC21 Product Catalogs - test chemicals]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/test-chemicals--2053/1/test chemicals.html]]></link><item>
<title><![CDATA[D71X-16Q Wafer Gear Type Butterfly Valve]]></title><link><![CDATA[https://wendy0987.en.ec21.com/D71X-16Q-Wafer-Gear-Type--12049948_12049966.html]]></link><description><![CDATA[Product Usage 
It is a kind of rubber sealing butterfly valve, which is widely used in drainage pipeline systems of electric power, water conservancy, chemical industry, construction, and other indus]]></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[chemical fluids.
2. 
Industrial Applications: Widely used in fire protection systems, chemical processing, and municipal water supply systems.
3. 
Durable Performance: Resistant to wear and corrosion]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[Knife Gate Valve Through Conduit]]></title><link><![CDATA[https://leflowvalves.en.ec21.com/Knife-Gate-Valve-Through-Conduit--11930782_12039228.html]]></link><description><![CDATA[Test &amp; Inspection: MSS SP-81
Operation: Handwheel,Chainwheel,Bevel Gear;Electrical &amp; Pneumatic Actuator 
Working temperature: -29℃~+180℃.
Features:
Leflow’s through conduit knife gate valves 
a]]></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[chemical and petrochemical, these valves excel in
providing reliable performance. Manufactured using high-grade materials such as stainless steel, carbon steel, or exotic alloys, China Valve ensures ]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
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<title><![CDATA[Stainless Check Valve Swing Type, Sanitary Check Valve]]></title><link><![CDATA[https://polly2333.en.ec21.com/Stainless-Check-Valve-Swing-Type--10605644_10605655.html]]></link><description><![CDATA[test pressure:
300PSI
Seal test prressure:
240PSI
Suitable medium:
HVAC,Water Supply&amp;Sewage,Food&amp;Beverage. Chemical/petrochemical/processing,Power,Utilities, Paper and Pulp,Ship Building,etc.
Working]]></description><pubDate><![CDATA[20240828]]></pubDate></item>
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<title><![CDATA[ASTM A105 Fully Welded Ball Valve]]></title><link><![CDATA[https://jscvalves123.en.ec21.com/ASTM-A105-Fully-Welded-Ball--11881854_11986774.html]]></link><description><![CDATA[Test and inspection: API 598Ball Valves made with fully welded body can minimize the leakage point, which reduce the maintenance works, safe cost. Meanwhile, it can make sure the pipeline is running ]]></description><pubDate><![CDATA[20240816]]></pubDate></item>
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<title><![CDATA[Carbon Steel Manual Flange Y-Strainer Valve]]></title><link><![CDATA[https://guochengwang.en.ec21.com/Carbon-Steel-Manual-Flange-Y--11981189_11981661.html]]></link><description><![CDATA[tested rigorously to ensure durability and flawless operation.Reliable Performance: Designed to maintain consistent performance even in the most demanding conditions.Versatile Applications: Perfect f]]></description><pubDate><![CDATA[20240807]]></pubDate></item>
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<title><![CDATA[Pressure Seal Gate Valve, API 602, ASME B16.34, DIN 3202, API 600]]></title><link><![CDATA[https://ballvalve1.en.ec21.com/Pressure-Seal-Gate-Valve--11978513_11978518.html]]></link><description><![CDATA[chemical plants, and thermal power plants, where reliability and durability are paramount.
Offered in both cast steel and forged steel body designs, these valves cater to a wide spectrum of applicati]]></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[chemical processing.
6. Easy Operation: With a simple quarter-turn operation, our floating ball valves are user-friendly, allowing for quick and precise flow control.
7. Durable Construction: Made fr]]></description><pubDate><![CDATA[20240725]]></pubDate></item>
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<title><![CDATA[Gate Valve]]></title><link><![CDATA[https://tj930927.en.ec21.com/Gate-Valve--11934999_11935000.html]]></link><description><![CDATA[Test：APl 598，BS EN 12266+ISO 5208
Casting Steel Material
Visual check for cast steel material includes：surface quality,dimension,
chemical properties,mechanical performance,non-destructive test]]></description><pubDate><![CDATA[20240511]]></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[chemical industry, electric power, metallurgy, food, water
treatment, municipal water supply and drainage, natural gas, Papermaking,
electronics industry, building, machinery and equipment and other ]]></description><pubDate><![CDATA[20240425]]></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[tests and inspections including chemical checking, etc. Inspection facilities include:spectrometer, carbon sulfur analyzer, metallurgical microscope, tensile strength testing equipment, pressure test]]></description><pubDate><![CDATA[20240327]]></pubDate></item>
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<title><![CDATA[Hass Intellifaucet K750]]></title><link><![CDATA[https://coastbuyer.en.ec21.com/Hass-Intellifaucet-K750--11836022_11836187.html]]></link><description><![CDATA[chemical-proof membrane keypad bonded to a 1/4 inch thick machined aluminum backing plate; oversized motor driver power transistors; double buffered microprocessor outputs; over voltage protection ci]]></description><pubDate><![CDATA[20230821]]></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[Tests should be performed one by one according to the commissioning procedure and all parts should be checked at normal status prior to using.
Applications:
Widely applied in various industries such ]]></description><pubDate><![CDATA[20240206]]></pubDate></item>
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<title><![CDATA[Wellhead Christmas Tree]]></title><link><![CDATA[https://apimeivalve66.en.ec21.com/Wellhead-Christmas-Tree--11754519_11754525.html]]></link><description><![CDATA[testing and other special operations.
Wellhead devices and trees can be divided into oil production wellhead devices, gas recovery wellhead devices, fracturing and acidification wellhead devices, the]]></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[chemically inert, non-shedding ,UV-resistant ,
temperature-resistant .Less expensive seal designs and less housing material are enabled, reducing tooling design and cost. Sinri Pressure release M12 v]]></description><pubDate><![CDATA[20190727]]></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[test and obtain a �ounttywide product quality test eligibility enterprise�certificate to prove our product stabilty and credibility. The products widely used in the fields of chemical industrial,]]></description><pubDate><![CDATA[20070509]]></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[Test and Inspection:API6D,BS5146
7.Main Materials:A105,LF2,F304,F316,F304L,F316L.
the ball valve is using fixed-axis support plate structure, and ensuring the accuracy of the center sphere; the seat ]]></description><pubDate><![CDATA[20141008]]></pubDate></item>
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<title><![CDATA[Forged Steel 42CrMo]]></title><link><![CDATA[https://tinajun.en.ec21.com/Forged-Steel-42CrMo--4245333_4315309.html]]></link><description><![CDATA[Test: Ultrasonic test according to SEP C/c`
8. Payment: L/C at sight or T/T
9. Technical Data: According to the customer&apos;s requirement of Chemical Composition, Physical Properties and Mechanical Test]]></description><pubDate><![CDATA[20101123]]></pubDate></item>
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<title><![CDATA[1-PC Stainless Steel Ball Valve]]></title><link><![CDATA[https://sioindustry.en.ec21.com/1-PC-Stainless-Steel-Ball--4730032_4730033.html]]></link><description><![CDATA[1000PSI
Materials: ASTM A216-WCB, ASTM A351-CF8, ASTM A351-CF8M.
Application: water, oil, natural gas, chemical industries
100% tested air-under water at 800PSI (0.8 Mpa) open &amp; close position
]]></description><pubDate><![CDATA[20100909]]></pubDate></item>
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<title><![CDATA[Protective Vent M12*1.0-5 Short Type Screw in Air Brether IP68 Plug]]></title><link><![CDATA[https://milvent.en.ec21.com/Protective-Vent-M12-1.0-5--8670112_10537150.html]]></link><description><![CDATA[chemicals in packaging
enable fluid dispensing from a container, even hot fluids
We design each vent specifically for its application. Once the vent is built, we thoroughly test it in real-world cond]]></description><pubDate><![CDATA[20170913]]></pubDate></item>
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<title><![CDATA[High Performance Butterfly Valve]]></title><link><![CDATA[https://haiyingvalve.en.ec21.com/High-Performance-Butterfly-Valve--11725077_11725079.html]]></link><description><![CDATA[test. The flow characteristics of such valves are approximately equal to the percent.
Advantage:
1. Reasonable design, compact structure, easy installation and disassembly, easy to repair.
2. With hi]]></description><pubDate><![CDATA[20230210]]></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[Pneumatic Tank Bottom Angle Valve]]></title><link><![CDATA[https://free123456789.en.ec21.com/Pneumatic-Tank-Bottom-Angle-Valve--10441583_10444230.html]]></link><description><![CDATA[test
GB/T13927, API598
Applications 
FREE-Valve&amp;rsquo;s Pneumatic Tank Bottom Angle Valves are widely used in the petrochemical industry,alumina industry,steel industry,polymer,mining industry,the ph]]></description><pubDate><![CDATA[20181120]]></pubDate></item>
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<title><![CDATA[L/T Port Three(3) Way Ball Valve with BSPT Thread]]></title><link><![CDATA[https://lillian07042.en.ec21.com/L-T-Port-Three-3--11037931_11095066.html]]></link><description><![CDATA[testing center. The products are widely used in chemical industry, oil, metallurgy, light industry, electric power, food, pharmacy, civil industry, fiber industry, liquefied natural gas, liquefied pe]]></description><pubDate><![CDATA[20200709]]></pubDate></item>

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