Cast Iron Digital Locking Balancing Valve

Technical Requirement:
  1. Design & Manufacture: BS 7350 / Manufacturer standard
  2. Face-to-Face: GB/T 12221
  3. End Flanges: GB/T 17241.6
  4. Inspection & Test: GB/T 13927

Description

The Cast Iron Digital Locking Balancing Valve is a Y-pattern static balancing valve with a digital (numeric) readout handwheel and a locking device. The digital indicator shows the exact number of turns for repeatable presetting, and the lock prevents unauthorized changes once the system is commissioned. Pressure test points allow direct flow measurement with a balancing instrument.

Technical Specifications:
  • Pressure Class: PN16 / PN25
  • Size Range: DN50 – DN300
  • Applicable Medium: Water, water-glycol mixtures
  • Operating Temperature: -10°C to 120°C
Main Parts and Materials:
Parts NameMaterials
Body, BonnetDuctile Iron QT450-10 / Grey Iron HT200
DiscBrass / Stainless Steel with EPDM
StemStainless Steel
Digital IndicatorEngineering plastic / Aluminum
Test PointsBrass
Key Product Features:
  1. Digital Readout: Numeric handwheel display for precise, repeatable settings.
  2. Setting Lock: Locks the preset position against tampering.
  3. Y-Pattern Body: Streamlined flow path with low pressure loss and stable regulation.
  4. Flow Measurement: Two test points for verifying flow during commissioning.
  5. Isolation Capability: Closes tightly for maintenance and reopens to the memorized position.
Applications:

Ideal for HVAC Hydronic Balancing, Heat Exchanger Stations, Commercial Buildings, and Hospitals & Data Centers. Specifically suited for systems where commissioned settings must be protected.

Additional information

Standard

GB