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| Categories | Stainless Steel Diaphragm Valve | 
|---|---|
| Brand Name: | AFK | 
| Model Number: | WV4H | 
| Certification: | CE | 
| Place of Origin: | China | 
| MOQ: | 1 | 
| Price: | 107.71USD | 
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram | 
| Supply Ability: | 3000PC | 
| Delivery Time: | 30Day | 
| Packaging Details: | Expotrt Packing | 
| Material: | Stainless Steel,SS316L | 
| Media: | Gas | 
| Power: | Manual | 
| Pressure: | High Pressure | 
| Structure: | Diaphragm | 
| Application: | industrial | 
| Standard or nonstandard: | Standard | 
| Type: | Diaphragm type | 
| Body material: | Stainless steel | 
| Size: | 1/4,1/2 | 
| Product name: | Manual Operated Diaphragm Valve | 
| Company Info. | 
| Shenzhen Wofly Technology Co., Ltd. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
For Large Flow AFK High Pressure Vacuum Stainless Steel Seal Manual Operated Diaphragm Valve Corrosion Resistance
| Features of Manual Operated Diaphragm Valve 1. The maximum working pressure can reach 31mpa 2. Fully wrapped valve seat design, with superior anti expansion and pollution ability 3. Nickel cobalt alloy diaphragm has higher durability and corrosion resistance 4. The standard roughness is Ra0 twenty-five μ M (grade BA), or electropolishing Ra0 thirteen μ M (EP grade) optional 5. Helium test leakage rate < 1x10-9 STD cm3 / S 6. Pneumatic actuators are available 7. The service life of pneumatic valve can reach 100000 times | 

|  | Item | Part Description | Material | 
| 1 | handle | Aluminium | |
| 2 | Actuator | Aluminium | |
| 3 | Valve Stem | 304 SS | |
| 4 | Bonnet | S17400 | |
| 5 | Bonnet Nut | 316 SS | |
| 6 | Button | Brass | |
| 7 | Diaphragm | Nickel cobalt alloy | |
| 8 | Valve Seat | PCTFE | |
| 9 | Valve Body | 316L SS | 
| WV4H | |||||||
| 6L | TW | 4 | MR4 | Executive type | Cleaning process | ||
| body material | TW:inch tube SWL Joint | 4:1/4" | Outlet type | Outlet size | handle | Standard (grade BA) | |
| 6L:316L SS | MR:Male thread MCR joint | Same as entrance | C:Pneumatic normally closed | O2:Oxygen cleaning | |||
| 6LV:316L VAR | FR: Female thread MCR joint | O:Pneumatic normally open | EP:Ultra high purity (EP grade) | ||||
| 6LW:316L VIM-VAR | TF:inch OD joint | ||||||
| FNS:NPT Female | |||||||
| Flow data:Air@ 21℃(70℉) Water@16℃(60℉) | |||
| 1 | pressure drop of maximum air pressure bar(psig) | air(I/min) | water(I/min) | 
| 2 | 0.68(10) | 64 | 2.4 | 
| 3 | 3.4(50) | 170 | 5.4 | 
| 4 | 6.8(100) | 300 | 7.6 | 

| basic order number | port type and size | size in.(mm) | |||
| A | B | C | L | ||
| WV4H-6L-TW4- | 1/4"-Tube-w | 0.44(11.2) | 0.3(7.6) | 1.12(28.6) | 1.81(45.9) | 
| WV4H-6L-FR4- | 1/4"-FA-MCR | 0.44(11.2) | 0.86(21.8) | 1.12(28.6) | 2.85(72.3) | 
| WV4H-6L-MR4- | 1/4"-MA-MCR1/4 | 0.44(11.2) | 0.58(14.9) | 1.12(28.6) | 2.24(57.0) | 
| WV4H-6L-TF4- | OD | 0.44(11.2) | 0.70(17.9) | 1.12(28.6) | 2.54(64.4) | 

| basic order number | port type and size | size in.(mm) | ||||
| A | B | C | D | L | ||
| WV4H-6L-TW4- | 1/4"-Tube-w | 0.44(11.2) | 0.3(7.6) | 1.12(28.6) | 0.3(7.6) | 1.74(44.2) | 
| WV4H-6L-TF4- | 1/4"OD | 0.44(11.2) | 0.70(17.9) | 1.12(28.6) | 0.3(7.6) | 2.54(64.4) | 
| WV4H-6L-FR4- | 1/4"-FA-MCR | 0.44(11.2) | 0.86(21.8) | 1.12(28.6) | 0.86(21.8) | 2.78(70.6) | 
| WV4H-6L-MR4- | 1/4"-MA-MCR1/4 | 0.44(11.2) | 0.62(15.7) | 1.12(28.6) | 0.62(15.7) | 2.24(57.0) | 

FAQ
Q. Are you manufacturer?
A. Yes, we are manufacturer.
Q.What is lead time?
A.3-5days. 7-10 days for 100pcs
Q. How do I order?
A.You can order it from Alibaba directly or send us a inquiry. We will reply you within 24 hours
Q. Do you have any certificates?
We have CE certificate.
Q. What materials do you have?
aluminium alloy and chrome plated brass are available. The picture shown is chrome plated brass. If you need other material, pls contact us.
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