ERHARD Needle Valve RKV - DN100-300, PN40-160
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Proven technology in flexible, single-component design for higher pressure ratings
Designed at one Piece
Safe energy conversion through constant annular cross-section
Change in cross-section through axially movable internal piston
Flexible regulatting inserts depending on application
Available as sonstricted version (RKVE) for special installation situations
ERHARD Needle Valve RKV - DN100-300, PN40-160 Specifications:
DN from
100DN to
300Pressure Nominal from (bar)
40
- Pressure Nominal to (bar)160
- NPS from4
- NPS to12
- Actuator Typegear with handwheel, or electrical actuator
- CertificationsKTW and DVGW W270
- Connection TypeFlanged
- Design standardDIN 30 677-2
- Face to faceEN 558, Series 15
- Flange Standard (Drilling)EN 1092-2, Type 21
- Body MaterialEN-JS 1050
- Other parts' materialSeat ring and control inserts: stainless steel l Piston, shaft, push rod and bolts: stainless steel l Coating: Epoxy, special coatings
- Media (working fluid)drinking water and pre-treated wastewater
Pressure Nominal to (bar)
160NPS from
4NPS to
12Actuator Type
gear with handwheel, or electrical actuator
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