Design feature:
Rising, Non rising stem
Welded seat in stellite or Cr-steel
Solid stem make of stainless material
Full port design Full length wedge guides
Stem sealing in graphite Raised, turning stem
Back sealed stem Welded seat in stellite or Cr-steel
High-tensile Gland Packing Self adjusted gland
TECHNICAL SPECIFICATION:
Design standard: DIN EN 13709:2003
Face to face dimension: DIN EN 558-1:1995
Flanged ends: DIN EN 1092-1:2002
Welded ends: DIN EN 12627
Test & inspection: DIN EN 12266:2003
Operation & Options:
Bar shaft acc.to ISO 5210
Gear operated
Electric actuator/Pneumatic actuator
Position indicator
Locking / interlock
Stem protection
Stem extension
Drain plug
By pass
Pressure-Temperature ratings
Material
PN
PRESSURE-TEMPERATURE
RATINGS ACC.TO DIN EN 1092-1 ( Bar )
-29 to 38 ℃
50
100
150
200
250
300
350
400
425
WCB
1.0619
PN16
16
16
15
14.2
13.4
12.3
11.1
10.4
9.6
8.3
PN25
25
25
23.4
22.2
21.0
19.2
17.4
16.2
15.0
13.0
PN40
40
40
37.4
35.5
33.6
30.7
27.8
25.9
24.0
20.8
PN63
63
63
59.0
55.9
52.9
48.4
43.8
40.8
37.8
32.7
PN100
100
100
93.6
88.8
84.0
76.8
69.6
64.8
60.0
51.9
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