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1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM

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China Shenzhen Wofly Technology Co., Ltd. certification
China Shenzhen Wofly Technology Co., Ltd. certification
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All perfect. Quality is 4.5 on 5 but quality to price ratio is excellent.

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I have had an great experience ordering from Wolfy! The communication was always quick and clear. Adding parts to your order after you made your payment is also accepted by Wolfy. They are also willing to hold your order for a little bit if you need time to decide what additional parts you would like to add. I ordered compression fittings.

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1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM

1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM
1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM
1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM

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Product Details:
Place of Origin: China
Brand Name: AFK
Certification: CE
Model Number: DV
Payment & Shipping Terms:
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Special packaging
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 5000pcs

1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM

Description
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

 

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

1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 0

1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 1

 

Specification of Low Pressure Manual Diaphragm Valve

 

1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 2 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

1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 3

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

 

1/4in 150psi High Quality High Purity Gas Nitrogen Oxygen Helium Low Pressure Manual Stainless Steel Diaphragm Valve OEM 4

 

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

 

Contact Details
Shenzhen Wofly Technology Co., Ltd.

Contact Person: Info

Tel: +8613430639757

Send your inquiry directly to us (0 / 3000)

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