1 technical data, 1technical data, Series sr/f, sr-b/f, srv/f, srv-b/f, srz-v/f – Richter SRZ-V/F Series Check Valves User Manual
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Series SR/F, SR-B/F, SRV/F, SRV-B/F, SRZ-V/F
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9550-060-en Revision 00
TM 7173
Edition 06/2008
1
Technical data
Manufacturer :
Richter Chemie-Technik GmbH
Otto-Schott-Str. 2
D-47906 Kempen
Telephone: +49 (0) 2152 146-0
Fax:
+49 (0) 2152 146-190
E-Mail :
Internet:
Designation :
Ball check valves with integrated sight glasses
Series SR/F
solid ball
Series SR-B/F
solid ball and soft-sealing seat
Series SRV/F
hollow ball
Series SRV-B/F
hollow ball and soft-sealing
seat
Series SRZ-V/F
hollow plug and soft-sealing
seat
Certified to Clean Air Act (TA Luft)
Strength and tightness (P10, P11) of the pressure-
bearing body tested to DIN EN 12266-1.
SR/F, SRV/F
DIN EN 12266-1 leak rate D
SR-B/F, SRV-B/F, SRZ-V/F
Gas-tight (P12) in the seat to DIN EN 12266-1, Gas-
tight (P12) in the seat to DIN EN 12266-1,
leak rate A.
Face to face: DIN EN558-1 basic series 1,
ISO 5752 series 1
Flange connecting dimensions:
DIN EN 1092-2, type B (ISO 7005-2, type B) PN 16 or
flanges drilled to ASME 16.5, Class 150
Materials :
Body material: Ductile cast iron EN-JS 1049 to DIN
EN 1563 (0.7043 DIN 1693)
Lining material: PFA .../F
On request: antistatic
…/F-L
highly permeation-resistant
…/F-P
Ball
PTFE, optionally stainless steel, Hastelloy
at PFA/F-L PTFE-carbon
Plug
modified PTFE (TFM-PTFE)
at PFA/F-L PTFE-carbon
Seat seal SR-B/F, SRV-B/F
FFKM (e.g. Kalrez), FKM (e.g. Viton)
Seat seal SRZ-V/F
FFKM (e.g. Kalrez)
Sight glass panes: borosilicate glass to DIN 7080
Temperature range :
See pressure-temperature diagram in Section 1.5.
Operating pressure:
from vacuum to max. 16 bar
See pressure-temperature diagram in Section 1.5.
Size in mm:
SR/F SR-B/F, SRV/F, SRV-B/F
DN 25, 40, 50, 80, 100
SRZ-V/F
DN 25, 50
Weight:
DN
25
40
50
80
100
ca. kg
6.2 8.9 14.5 25 37
Installation position:
horizontal, inclined, vertical (SRV-Z/F only vertical)
See Section 6.2.
Dimensions and individual parts:
See sectional drawing in Section 10.
Wear parts:
Solid ball
Hollow ball
Hollow plug
Seat
Seat seal (SR-B/F, SRV-B/F, SRZ-V/F)