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Small cone valves - C974/C975
The C974/C975 are small cone high pressure valves for inert, mixtures and flammable gases used for industrial applications and medical therapies.
Key advantages
  • Compact high pressure brass cylinder valve for Inert, Inert mixtures and flammable gas service and for small sized cylinders
  • Permanent gas tight seal
  • π marking according TPED directive
  • Tested according EN ISO 10297 standards
  • Compatible with medical oxygen
Specifications
Working pressure pmax.200 bar
Gas typeInert
Seat orifice size2,5 Mm
Helium leak rate at pmax.internal 10-3 mbarl/sec external 10-3 mbarl/sec
materialhand: wheel aluminium, seat: PA 6.6, O-rings: EPDM, body: brass
In- and outlet connectionsin accordance with all country standards (details p.70)
Cv0,2
SafetyC974 : No C975 : Yes
Temperature range-20 to +65 °c
Dimensional drawings
Drawing
Product Configurator
 
Safety
Safety set up
Body material
Actuation
Inlet
Outlet
Dip tube
Gas
C97
4
0
L
AS
17E
6
0
IM
 
Without
4
With
5
Without
0
Burst disc 228 bar
228
Burst disc 270 bar
270
Other
Brass
L
Chrome plated brass
CL
Small aluminium
AS
Painted handwheel
B
Handwheel with logo cap
C
Key operated Square 7.8
D
Key operated 5.9 x dia 9.3
E
Small plastic black
P
Lost motion
LM
17E EN ISO 11116
17E
M 18 x 1,5 - 18P EN ISO 15245-1
18P
Other
DIN 477-1 Nr.6
6
DIN 477-1 Nr.12
12
Other
Without
0
M8x0,75
MO
Other
Inert & Mix (IM)
IM
Flammable (F) & Mix
Gas list P.91
Downloadable catalogs, brochures
  • Download
    Industrial cylinder valves
    Last update: Jul 12, 2023
    Available in: en
  • Download
    Medical Valve Solutions
    Last update: Feb 19, 2024
    Available in: en
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