Audited Supplier
WV4
Gas
Ordinary Temperature
Pneumatic
Male Thread VCR Connector
Stainless Steel
Global Diaphragm Valve
Low Pressure
Left Input,Right Output
Shut off
on-off
GB, ANSI
1/4"
1 Year
Pneumatic Normally Closed Pneumatic Normally Open
Ep-Grade Ra0.13um
Gas Industry
CE,RoHS,ISO9001
150psig(10bar)
CV=0.27
VOCK
Export Packing Standard
single gross weight: 0.3kg
China
8481804090
Product Description
Package and delivery
Selling units:Single item
Single package size:10 x 10 x 10 cm
Single gross weight:0.3kg
Export packaging standard: double-layer plastic bag, vacuum inside, plastic packaging outside+white carton+cardboard box.
Specification
Features
FAQ
1. valve body:SEMI standard 316L rod, 316L VAR and 316L VIM-VAR are optional.
2. diaphragm strip:Hastelloy and nickel-cobalt alloy imported from the United States or Europe .
3. valve seat:PCTFE, PFA.
14. How to manage and control produce process ?
A: 1. Wofly strictly obeys ISO9001-2015 quality management system.
2.The ultrasonic cleaning, welding, assembly, testing and packaging of the valve are completed in the clean workshop.
3.Each process is monitored, tested and recorded by the quality Department specialist to ensure the reliability of each process index.
15.Can after-sales service and technical consultation be provided in time?
A:Technical services are available 24H/D.Our technical team can provide technical services for pre-sale, after-sale, installation and research and development of new products.
Selling units:Single item
Single package size:10 x 10 x 10 cm
Single gross weight:0.3kg
Export packaging standard: double-layer plastic bag, vacuum inside, plastic packaging outside+white carton+cardboard box.
Specification
| Technical data |
| Port Dimension : 1/4'' ,3/8'' |
| Flow coefficient :Cv=0.27 |
| Internal diameter (id) : 0.16in.(4.1mm) |
| Maximum working pressure |
| Manual : 20bar(300psig) Pneumatic: 10bar(150psig) |
| Pneumatic actuator working pressure :4.2~6.2bar(60~90psig) |
| Working temperature |
| PCTFE:-23~65ºC(-10~150°F) |
| PFA:-23~150ºC (-10~302°F) |
| Leakage rate (Helium) |
| Inside : ≤1×10^-9 mbar.l/s |
| Outside : ≤1×10^-9 mbar.l/s |
| Clean process |
| BA : Welded joints are cleaned in accordance with our standard cleaning and packaging specifications. |
| EP : Provides controlled surface finish, electrolytic polishing Ra0.13μm, ultrasonic cleaning with deionized water. To order, add the suffix -EP to the order number |
Features
| Metal to metal seal provides leak-free service in vacuum to high pressure range |
| Small internal volume, can completely purge the flow path |
| Fully wrapped seat design, with superior anti-expansion and anti-pollution capabilities |
| Nickel-cobalt alloy diaphragm for higher durability and corrosion resistance |
| The standard roughness is Ra0.25μm(BA class) or electrolytically polished Ra0.13μm(EP class) |
| Helium test leakage rate <1×10^-9 mbar.l/s |
| Pneumatic executor s are available |
| Pneumatic valve life up to 3 million times |
FAQ
1. What's your payment ?
A:T/T,Western Union, Paypal, credit card and trade assurance on Made in China.2. Where is there market for your factory?
A:Southeast Asia ,UNE,and America ,Europe.3. Can you surpport OEM,ODM ?
A:Yes,we can.4. Can you accept sample order and what is your MOQ?
A:All products are in stock, MOQ is 1 pcs, Generally according to the requirements of customers, no matter how many we can accept.5. Which certificate do you have?
A:ISO9001,CE,RoHS.6. What is your Brand?
A:VOCK.7. What is your warranty?
A:1 year warranty.8. Can after-sales service and technical consultation respond in time??
A:Technical services are available 24H/D.Our technical team can provide technical services for pre-sale, after-sale, installation and research and development of new products.9. What is your delivery time(D/T)?
A:1~2 weeks.10. Did you test all goods before delivery?
A:100% passed pressure and helium leak detection tests.11. Do you have a patent for your invention?
A:Yes ,we have more than 40 patents, including 16 national patents.12. What are your testing standards for your products?
A:Helium leakage rate reaches≤10-9mbarL/S, and fatigue life of pneumatic diaphragm valve reaches 400W times.13. Which standard material Wofly choose ?
A:Material :1. valve body:SEMI standard 316L rod, 316L VAR and 316L VIM-VAR are optional.
2. diaphragm strip:Hastelloy and nickel-cobalt alloy imported from the United States or Europe .
3. valve seat:PCTFE, PFA.
14. How to manage and control produce process ?
A: 1. Wofly strictly obeys ISO9001-2015 quality management system.
2.The ultrasonic cleaning, welding, assembly, testing and packaging of the valve are completed in the clean workshop.
3.Each process is monitored, tested and recorded by the quality Department specialist to ensure the reliability of each process index.
15.Can after-sales service and technical consultation be provided in time?
A:Technical services are available 24H/D.Our technical team can provide technical services for pre-sale, after-sale, installation and research and development of new products.
