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Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal

  • Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal
  • Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal
  • Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal
  • Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal
  • Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal
  • Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal
Place of Origin China
Brand Name AFK
Certification CE
Model Number WV4L-P
Minimum Order Quantity 1
Price 89.25USD
Packaging Details Expotrt Packing
Delivery Time 30Day
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 3000PC

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Product Details
Material Stainless Steel Power Pneumatic
Pressure Low Pressure Structure Diaphragm
Application Industrial Standard Or Nonstandard Standard
Body Material 316L,Stainless Steel Size 1/4"
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Product Description

AFK 316 Stainless Steel Low Pressure Seal Pneumatic Ultrahigh Purity Available Diaphragm Valve 1/4in 

Standard (wk-ba)
All welded joints shall be cleaned according to the company's standard cleaning and packaging specifications. When ordering, there is no need to add suffix
Cleaning for oxygen (wk - O2)
Product cleaning and packaging specifications for oxygen environment are available, which meet the requirements of ASTM G93 class C cleanliness. When ordering, please add - O2 after the order number
Ultra high purity (wk-ep)
Provide controlled surface finish, electropolishing RA 0.13 μ m. Deionized water ultrasonic cleaning. To order, add - EP after the order number

 

 

Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal 0

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

316 SS
7

Diaphragm

Nickel cobalt alloy
8

Valve Seat

PCTFE or PFA
9

Valve Body

316L SS Or 316L VAR 316L VIM-VAR

 

Stainless Steel Pneumatic Diaphragm Control Valve Ultrahigh Purity Low Pressure Seal 1

 

Basic order number Port type and size in(mm)
A B C D
WV4-6L-TW4- 1/4" Tube Pipe butt welding joint 0.44 (11.2) 0.30 (7.6) 1.06 (26.9) 1.74 (44.2)
WV4-6L-TW6- 3/8" Tube Pipe butt welding joint 0.44 (11.2) 0.26 (6.6) 1.06 (26.9) 1.74 (44.2)
WV4-6L-FR4- 1/4" Thread MCR joint 0.44 (11.2) 0.86 (21.8) 1.06 (26.9) 2.78 (70.6)
WV4-6L-MR4- 1/4" Male MCR joint 0.44 (11.2) 0.62 (15.7) 1.06 (26.9) 2.24 (57.0)

 

Technical Data
1 Port size
1/4", 3/8"
2 Flow coefficient (CV)
0.27
3 Inner diameter
0.16 in. (4.1 mm)
4 Maximum working pressure
10 bar (150 psig)
5 Working pressure of pneumatic actuator
4.2~6.2 bar (60~90 psig)
6 working temperature
PCTFE:-23~65℃(-10~150℉)
7
PFA:-23~150℃(-10~302℉)
8 Leakage rate (helium)
inside ≤1×10 mbar l/s
9
external ≤1×10 mbar l/s

 

Features of Manual Operated Diaphragm Valve

1.Metal to metal sealing provides leak free service from vacuum to high pressure

2.The internal volume is small, and the flow channel can be completely purged

3.Fully wrapped valve seat design, with superior anti expansion and anti pollution ability
4.Nickel cobalt alloy diaphragm has higher durability and corrosion resistance
5.The standard roughness is Ra0 twenty-five μ M (grade BA), or electropolishing Ra0 thirteen μ M (EP grade) optional

6.Helium test leakage rate ＜1 × 10-9 std cm3/s
7.Pneumatic actuators are available
8.The service life of pneumatic valve can reach 3 million times

 

Model description

6L TW 4 MR4   valve seat Cleaning process
body material TW:inch tube SWL Joint 4:1/4" Outlet type Outlet size handle PCTFE Standard (grade BA)
6L:316L SS MR:Male thread MCR joint 6:3/8" Same as entrance C:Pneumatic normally closed A:PFA 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        

 

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?

A. We have CE certificate.

Tags:

Diaphragm Valve

Pneumatic Diaphragm Valve

SS Diaphragm Valve