Series
KNAR/F, KNARP/F, KNAR-D/F, KNARP-D/F,
Page
3
KNAR-S/F, KNARP-S/F
ASME
9520-032-en
Revision 15
TM 9549
Edition 11/2018
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 :
Control ball valve with ball/stem unit and Richter
ENVIPACK universal self-adjusting packing, two-piece
body, to ASME.
Series:
KNAR/F
→
Design with lever or
hand gear
KNARP/F
→
Design prepared for pneum., hydr.
or electric actuator to ISO 5211
KNAR-D/F
→
KNAR/F with thick-walled (5mm)
body lining
KNARP-D/F
→
KNARP/F with thick-walled (5mm)
body lining
KNAR-S/F
→
Design stainless steel with lever,
FDA conform wetted materials
KNARP-S/F
→
Design prepared for pneum., hydr.
or elec. actuator to ISO 5211
rangeability 25:1
Certified to Clean Air Act (TA Luft)
Strength and tightness (P10, P11) of the pressure-
bearing body tested to DIN EN 12266-1.
Gas-tight (P12) in the seat to DIN EN 12266-1,
leak rate A
Face to face: ASME B16.10, Class 150
to 6“
column 19
8” column 18
Flange connecting dimensions:
ASME B16.5 Class 150, raised face.
Materials :
Body material:
KNAR/F, KNARP/F KNAR-D/F, KNARP-D/F:
Ductile cast iron EN-JS 1049 / ASTM A395
KNAR-S/F, KNARP-S/F:
Stainless steel 1.4408, (CF8M, (316))
Lining material:
PFA/PTFE
.../F
On request:
antistatic
…/F
-L
highly permeation-resistant
…/F
-P
Temperature range :
See pressure-temperature diagram in
Section 1.5
Operating pressure:
½“ –
6“
from vacuum to max. 275 psig (19 bar)
8“
from vacuum to max. 145 psig (10 bar)
to ASME B16.42
See pressure-temperature diagram in
Section 1.5
.
Ball vale sizes in inch:
KNAR/F, KNARP/F KNAR-D/F, KNARP-D/F:
½“, ¾“, 1“, 1½“, 2“, 3“, 4“, 6”
8“ with reduced bore 6“
KNAR-S/F, KNARP-S/F:
1“, 1½“, 2“
Installation position :
Arbitrary, a direction arrow on an additional name
plate indicates the direction of flow. See
Section 1.1
and
10
.
Weight, ball valve manually operated:
Nominal size
½“
¾“
1“
1½“
2“
ca. kg
5.6
6
5.6
12
14.5
ca. lbs
12.3 13.2 12.3
26.4
31.9
Nominal size
3“
4“
6“
8“
ca. kg
33.5 50
91
125
ca. lbs
73.7 110
200
275
For weight of actuator, see actuator manufacturer's
manual.
Dimensions and individual parts :
See sectional drawing in
Section 10
Wear parts :
Seat rings
Packing components
V-control ball/stem unit
Options :
♦
Richter ENVIPACK double packing
for
particularly
high
safety
requirements,
selfadjusting.
On request, monitoring and flushing connection.
♦
Extended stem
for insolated pipes
♦
Hand lever extension depending on requirements.
♦
Limit switches
for remote monitoring of hand and remote-
activated ball valves
♦
lockable hand lever
to prevent unauthorised operation
♦
stainless steel heating jacket
can be retrofitted, suitable for all common heat
transfer media.
