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92000048

UHP/ HP Springless Diaphragm Valve

M4.1U QT I/M A/B: V1/4F

Technical Specifications
Article92000048
DescriptionM4.1U QT I/M A/B: V1/4F
ManufacturerRotarex - Selfa
Material body
SS316L
Material seat
Metal
Other materials used
SS or alloys
Material back up diaphragm
Elgiloy
Material diaphragm (wetted parts)
Hastelloy
Maximum operating pressure
240 barg
He leak rate
Up to 10-9 mbar · l/s
Bursting pressure
850 bar
Flow coefficient
0,26 Cv
Temperature range
-20 to 80 °C
Medium
Standard, High and Ultra High Purity, corrosive and non-corrosive gases
Connection type
Face seal female/Face seal female
Valve
Manually - quarter turn
Port configurations
2 ports in line
Polishing
Electro polishing
Surface finish
< 0,15 µm Ra
Dimensions
C
Face seal female 1/4
C1
Face seal female 1/4
c
25,4 mm
L
44,5 mm
L1
27 mm
L2
35,3 mm
H
Open: 142,8 mm
Closed: 140,8 mm
h
11,2 mm
Ø Nominal seat4 mm
Remarks
Remarks
Back Mounting
Remarks
Images shown can slightly deviate from the part supplied depending on the actual configuration/options.
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General information

Manual actuated diaphragm Valves from Selfa are the standard range of UHP diaphragm valves within a large group of companies which are engaged in building high-tech systems in cleanroom environments.

The UHP manual actuated diaphragm valves valves are available for applications from vacuum to 240 bar pressure ratings for standard, high and ultra high purity corrosive and non-corrosive gases.

Applications
cv-calculator

Type

Medium type

Temperature

Medium

Inlet pressure

Outlet pressure

Gravity

CV

Flow rate

Output flow units

Overview
Related components
Specials
InfoPlease contact us for more information about the special versions.
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