Shenzhen Wofly Technology Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 5000pcs |
| Packaging Details | Special packaging |
| Type | Diaphragm Valve |
| Application | General |
| Temperature of Media | Normal Temperature |
| Power | Manual |
| Media | Gas |
| Port Size | 1/4 |
| Structure | Diaphragm |
| Product name | Low Pressure Manual Diaphragm Valve |
| Body material | SS316 |
| Material | Stainless Steel |
| Connection | Ferrule connection |
| Pressure | 150psi |
| MOQ | 1 Pcs |
| Brand Name | AFK |
| Model Number | DV |
| Certification | CE |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 5000pcs |
| Packaging Details | Special packaging | Type | Diaphragm Valve |
| Application | General | Temperature of Media | Normal Temperature |
| Power | Manual | Media | Gas |
| Port Size | 1/4 | Structure | Diaphragm |
| Product name | Low Pressure Manual Diaphragm Valve | Body material | SS316 |
| Material | Stainless Steel | Connection | Ferrule connection |
| Pressure | 150psi | MOQ | 1 Pcs |
| Brand Name | AFK | Model Number | DV |
| Certification | CE | Place of Origin | China |
| High Light | Manual Stainless Steel Diaphragm Valve ，150psi Stainless Steel Diaphragm Valve ，Low Pressure ss diaphragm valve | ||
Product Description of Low Pressure Manual Diaphragm Valve
Features
1. Metal-to-metal seal for leak-free service in the vacuum to high pressure range
2. Small internal volume for complete purging of the flow path
3. Fully encapsulated valve seat design for greater durability and corrosion resistance
4. Nickel-cobalt alloy diaphragm for greater durability and corrosion resistance
5. Standard roughness of Ra0.25μm (BA grade) or electrolytic polished Ra0.13μm (EP grade) available
6. Leakage rate <1 x 10-9 std cm3/s in helium test
7. Pneumatic actuators available
8. Pneumatic valve life up to 3 million cycles
Specification of Low Pressure Manual Diaphragm Valve
| Serial number | element | texture of material |
| 1 | Handle | Aluminium | |
| 2 | Actuators | Aluminium | |
| 3 | Valve stem | 304 SS | |
| 4 | Bonnet | S17400 | |
| 5 | Bonnet nuts | 304 SS | |
| 6 | Buttons | 304 SS | |
| 7 | Diaphragm (2) | Nickel-cobalt alloys | |
| 8 | Valve seat | PCTFE or PFA | |
| 9 | Valve body | 316L SS or 316L VAR 316L VIM-VAR |
| Technical data | |
| Port size | 1/4", 3/8" |
| Flow coefficient (Cv) | 0.27 |
| Inner diameter | 0.16 in. (4.1 mm) |
| Maximum working pressure | 10 bar (150 psig) |
| Pneumatic actuator working pressure | 4.2~6.2 bar (60~90 psig) |
| Operating temperature | PCTFE:-23~65℃(-10~150℉) PFA:-23~150℃(-10~302℉) |
| Leakage rate (helium) | ≤1×10 mbar l/s |
| ≤1×10 mbar l/s | |
| Flow data | ||
| Air @ 21°C (70°F) 10.2 Water @ 16°C (60°F) | ||
| Pressure drop to atmospheric pressure bar (psig ) | Air (l/min) | Water (l/min) |
| 0.68 (10) | 86 | 3.2 |
| 3.4 (50) | 230 | 7.2 |
| 6.8 (100) | 410 | 10.2 |
Cleaning process
Standard (WK-BA)
Welded joints are cleaned according to our standard cleaning and packaging specifications, to be ordered without the addition of a suffix
Cleaning for oxygen (WK - O2)
Product cleaning and packaging specifications for use in oxygen environments are available, and this meets ASTM G93 Class C cleanliness requirements; to order, add -O2 to the ordering number
Ultra High Purity (WK-EP)
Available in controlled surface finish, electrolytically polished Ra 0.13μm, ultrasonically cleaned in deionised water. To order, add - EP to the order number
| Basic Order Number | Port types and sizes | Dimensions in.(mm) | |||
| A | B | C | L | ||
| WV4-6L-TW4- | 1/4" Tube butt weld fittings | 0.44 (11.2) | 0.30 (7.6) | 1.06 (26.9) | 1.74 (44.2) |
| WV4-6L-TW6- | 3/8" Tube butt weld fittings | 0.44 (11.2) | 0.26 (6.6) | 1.06 (26.9) | 1.74 (44.2) |
| WV4-6L-FR4- | 1/4" female thread MCR fitting | 0.44 (11.2) | 0.86 (21.8) | 1.06 (26.9) | 2.78 (70.6) |
| WV4-6L-MR4- | 1/4" integral male MCR fitting | 0.44 (11.2) | 0.62 (15.7) | 1.06 (26.9) | 2.24 (57.0) |
Packing & Delivery
FAQ
1. who are we?
We are based in Guangdong, China, start from 2011,sell to Southeast Asia(20.00%),Africa(20.00%),Eastern Asia(10.00%),Mid East(10.00%),Domestic Market(5.00%),South Asia(5.00%),Northern Europe(5.00%),Central America(5.00%),Western Europe(5.00%),South America(5.00%),Eastern Europe(5.00%),North America(5.00%). There are total about 51-100 people in our office.
2.How do I order?
You can order it from Alibaba directly or send us a inquiry. We will reply you within 24 hours
3.Do you have any certificates?
We have CE certificate.
4. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
5.what can you buy from us?
pressure regulator,Tube fittings,solenoid valve,Needle valve,check valve
6. why should you buy from us not from other suppliers?
We have a couple of years with professional engineers and dedicated technicians.can provide security products for you
7. what services can we provide?
Accepted Delivery Terms: FOB,CIF,EXW；
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,Western Union;
Language Spoken:English,Chinese
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2011
Total Annual:
1,000,000-5,000,000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
WOFLY is a leading Manufacturer, Supplier and Exporter of a wide range of gas equipements, available under the brand name AFK & Afklok. Wofly's success yields from high-quality, innovative products, exceptional customer service, and unequaled technical expertise in the gas& oil industry.... WOFLY is a leading Manufacturer, Supplier and Exporter of a wide range of gas equipements, available under the brand name AFK & Afklok. Wofly's success yields from high-quality, innovative products, exceptional customer service, and unequaled technical expertise in the gas& oil industry....
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