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Beijing Shunyi District Xuhui Airport Center C-1035
Beijing Handasen Machinery Technology Co., Ltd
Beijing Shunyi District Xuhui Airport Center C-1035
Warex valve butterfly valve DKZ 103
Butterfly valve DKZ 103
The 103 series is a tightly sealed insert flange valve for flanges that complies with DIN EN 1092 standard. The valve is absolutely airtight and complies with DIN EN 12266 leakage rate A. The housing is integral, and the sealing sleeve is loose, glued or vulcanized. Globe valves are suitable for solid, liquid, and gas media, with a temperature range of -40 to+200 ° C. This series can also be used as throttling valves (metal sealing caps) for hot gases with temperatures exceeding 200 ° C.
Basic Features
Design: Maintenance free design, the shell is basically self-supporting; The central positioning valve disc, coupled with a special shaft connection, ensures absolute sealing in both directions of flow.
Sealing: The sealing element has a horizontally overlapping structure and additional sealing edges, which can achieve flange to flange sealing without the need for additional flange sealing elements.
Compatibility: The shaft end and armature head are compatible with various driving devices, and the interface complies with DIN EN ISO 5211 standard.
Special version: Provides Ex explosion-proof version, suitable for 0/20 zone, including EC type inspection.


Core material
componentMaterial Options
shellSilicon aluminum alloy (aluminum), stainless steel
valve discSteel, stainless steel, laminated materials (ground and polished)
sleeveNBR (nitrile rubber), Hypalone, EPDM (ethylene propylene diene monomer), FPM (fluororubber), silicone, etc
axisStainless steel 1.4571, 1.4057, 1.4542
bearing bushingMS (structural steel), PTFE (polytetrafluoroethylene), bronze, PEEK (polyetheretherketone)
O-ringNBR (nitrile rubber), FPM (fluororubber)
Product Structure (Main Components)
Valve Body
Valve Disc
Seat
Shaft
Retaining ring
O-rings
Connection flange
Bearing pin
Seal
9a. O-ring (O-Ring)
Plug screw
10a. End plate
Segmented models and parameters
modelDrive TypeNominal diameter (DN)Operating TemperatureSleeve characteristics
DKZ 103 (Basic)Free shaft (for flange installation)50 - 1200-40 ° C to+200 ° C*Can be replaced or fixed with vulcanization
DKZ 103 Rratchet handle50 - 600-40 ° C to+200 ° C*Can be replaced or fixed with vulcanization
DKZ 103 Hworm gear and worm50 - 1200-40 ° C to+200 ° C*Can be replaced or fixed with vulcanization
DKZ 103 DZPneumatic actuator (with solenoid valve, limit switch box)50 - 1200-40 ° C to+200 ° C*Can be replaced or fixed with vulcanization
DKZ 103 DZ - PPneumatic actuator (with locator)50 - 1200-40 ° C to+200 ° C*Can be replaced or fixed with vulcanization
DKZ 103 EElectric Actuator50 - 1200-40 ° C to+200 ° C*Can be replaced or fixed
Warex valve butterfly valve DKZ 103