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MDV86 Series UHP Diaphragm Valves
MDV86 Series UHP Diaphragm Valves
Features
Suitable for ultra high purity applications
Both manual and pneumatic actuation are available
End connections: Face seal fittings ( FSR ) and butt welded
Internal spring-less design and metal-to-metal seal minimizes particle generation and ensures “purity integrity” in the flow passages
Cleaned and degreased for oxygen service according to CGA G-4.1 and ASTM G93 Class C, respectively
Long service life
100% Helium-leak tested
Dimensions
Dimensions
Ordering Information
EX: SL
Body Material		 - MDV86
Series		 P
Actuation		 L
Working Pressure		 - A
Flow Path		 -VSF4
Inlet / Outlet Connection*		 - K
Seat Material		 - NO
Options		 - S1
Process Standard
SL: 316L
SLV: 316 VAR
 MDV86 M: Handwheel (with display)，
90°switch
P: Pneumatic actuator
(normally closed)
 H: 3500 psi
L: 300 psi
 A
B
F
C
D
E
G
See Flow Diagram 		VSM4, VSF4, TW4, TW6
......
Please contact
GENTEC for more information		 K: PCTFE
V: Vespel®
 Blank: Standard
(Normally closed)
NO: Normally open
(for 300 psi Pneumatic only)
NC: Normally closed
(for 300 psi Pneumatic only)
IS: Electronic indicator
(for 3500 psi pneumatic only)		 S1: UHP Process Standard
S2: Photovoltaic Process Standard

*: When the inlet and outlet connections are identical, only one code should be provided. If they differ, the first code corresponds to the inlet connection, while the second code is for the outlet connection.

IS: Electrical Indicator Switch for high pressure pneumatic actuator.


Industry application
Widely used in semiconductor industry More
Also applied to photovoltaic industry More
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