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  Fluid Instrumentation
Piston valves - Piston valves KVN
Flange acc. to EN 1092-2 PN 16
Material: cast iron; valve ring KX-GT
 
KVN 65–150
PN 16
material code III
PN 6
material code III
overall length
acc.to EN 558-1
Grundreihe 1
 
Suggested order specification
Shut off valves PN 16, PN 6
Designed as a straight-through piston valve, sealed off by 2 flexible valve rings – body and handwheel made of grey cast iron, piston made of special Niro-steel, overall length to EN 558-1, flanges drilled to EN 1092-2.
Make: KLINGER
Type: KVN III KX for DN 65.–.150
 
Ordering example:
KVN 65-III KX, PN 16
 
Part name Material code III
1 Body EN-GJL-250
2 Bonnetl EN-GJL-250
3 Handwheel EN-GJL-200
4 Piston 1.4136
5 Lantern bush EN-GJL-200
8 Threaded bush Sint C11 special
9 Spindle 1.4021
11 Split nut 1.4401
12 Disc 1.4401
13 Piston nose cone 1.4401
14 Upper valve ring KX-GT
16 Serrated lock washer spring steel
17 Washer St37 / mat nickel
18 Securing ring 1.4310K
19 Stud bolt 1.1181
20 Handwheel nut 5
21 Bonnet nut 5
22 Belleville washer 50CrV4
24 Tension pin spring steel
25 Type plate Al
 
Overall length in mm approx. weight (kg)
DN L H Hub A PN 6 PN 16
65 290 194,5 50 265 19,00 20,30
80 310 219 58 265 26,00 27,60
100 350 260 78 300 36,50 38,30
125 400 303 86 400 52,20 55,00
150 480 331 98 400 80,00 85,00