HDS High-Pressure Plug Valves – Superior Flow Control
Plug Valves for High Pressure Applications
DIN: 15 – 500 / PN 100 – 160
ASME: NPS ½“ – 20“ / class 600 – 900
PT range: -30 < T < 230/280°C, vacuum 10-8 mbar
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Design Features
Design Characteristics
- High pressure safety sealing with stuffingbox packing
- type “HDS-GL” with trunnion mounted plug
- free of cavities
- maintenance free – self lubricating
- readjustment of plug and stuffing box possible
- vacuum tight
- fugitive emmission resp. clean air act certified (TA – Luft 2002 approval)
- Directive 2014/68/EU
- fire safe design API 607 / ISO 10497
- FDA conformity
Materials
Standard body materials
- Carbon Steel 1.0619, ASTM A216 WCB
- Stainless Steel 1.4408, ASTM A351 CF8M
- Stainless Steel 1.4308, ASTM A351 CF8
- Unalloyed stainless steel casting (low Temp.) 1.1138, LCC/LCB/A352
Standard plug materials
- Stainless Steel 1.4408, ASTM A351 CF8M
- Stainless Steel 1.4308, ASTM A351 CF8
Special materials
- Alloy
- Monel
- Nickel
- Zirconium
- Titanium
- Tantalum
- other materials on request
Sealing Systems
Type FSN

Firesafe safety sealing (API 607) for fluctuating temperatures
with 3x graphite packing (adjustable) for additional
stem sealing; Tmax 280°C
Port Forms

Dimensions


For geometric reasons, threads are used in the flange bores in a few cases
Actuation
1 Locking Devices
Pilot valve combinations, pad lock eyelets, linear key conception, indexing plunger arrestor.
2 Plug stem extension
Solid construction in stainless steel with T-wrench, Standard extension 100 mm or 150 mm, non standard lengths are available on request
3 Actuators
Actuators for mounting-flange acc. to DIN ISO 5211
NEW: Pneumatic actuator AIR GEAR for plug valves with high torque =150.000 Nm
4 Ratched coupling
To usw on multiport valves with standard 90° actuator for bigger switchpositions than 90°
5 Cover extension
Solid construction in stainless steel, Standard extension 100 mm or 150 mm high, non standard lengths are available on request . Hexagonal bolts on adjustment ring freely accessible. Note: Don’t use with sealing FSN/FSN-SL and CASN/CASN-SL
