Normally Closed with flanges

CONTROL VALVES

pressure operated 2-Way, Normally Closed with flanges, PN17, DN 15 - 40

FEATURES

PRODUCT ADVANTAGES:

Highly accurate process controll

Self-Regulating Packing

Universally for all Mediums

Long Life

Double guided Valve Stem

Non-Corrosive Materials

Easy Maintenance

Energy Saving

GENERAL INFORMATION:

scrollable table

Maximum operating pressure: 17 bar
Pressure drop: max. 6 bar
Temperature range: – 30 °C to + max. 205 °C
Pilot pressure: 0,2 – 1,0 bar
Operating fluids: Steam / Saturated Steam, Superheated Water, Gases, Vacuum

Model Selection / Dimensions:

Model Number DN Rc A L L1 L2 H Weight, kg
DKV-DIN-15A 15 ½” 220 146 68 298 366 10,2
DKV-DIN-20A 20 ¾” 220 146 68 298 366 10,2
DKV-DIN-25A 25 1″ 220 146 68 298 366 10,2
DKV-DIN-32A 32 1¼” 280 200 92 427 519 20,2
DKV-DIN-40A 40 1½” 280 200 92 427 519 20,2

scrollable table

No. Part Name Materials No. Part Name Materials
1 Body SCS13 = 1.4308 20 Packing Spring SUS304-WPB
2 Yoke Stand FCD450 = GGG-40.3 21 Gland Bolt SUS304 = 1.4301
3 Diaphragm Cover FCD450 = GGG-40.3 22 Diaphragm Case Bolt SS400
4 Diaphragm Case FCD450 = GGG-40.3 23 Diaphragm Case Nut SS400
5 Stem SUS403 = 1.4000 24 Cap Screw SCM435
6 Diaphragm Rod SUS403 = 1.4000 25 Cap Screw SCM435
7 Disc Guide SUS403 = 1.4000 26 Cap Screw SCM435
8 Disc Guide Nut S25C = 1.1158 27 Set Nut C3602 – Brass
9 Disc Guide Bush PBC1 28 Plug FCMB270
10 Stem Guide PBC1 29 Plug FCMB270
11 Packing Washer SUS403 = 1.4000 30 Set Screw SS400
12 Gland SUS403 = 1.4000 31 Spring SUP6
13 Rod Guide C3602 – Brass 32 Lift Gauge SUS304 = 1.4301
14 Spring Seat SUS403 = 1.4000 33 Lift Gauge Ring SUS304 = 1.4301
15 Diaphragm Plate SS400 34 Diaphragm V/#4810
16 Diaphragm Plate SS400 35 Gasket V/#562
17 Lock Nut C3602 – Brass 36 Gland Packing V/#7631
18 Rod Guide Bush C3602 – Brass 37 Flange S25C = 1.1158
19 Joint Nut C3602 – Brass 38

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