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Red Zebra Valve RED ZEBRA VALVE FULLY WELDED BALL VALVES
Welded Static Balancing Valve — DN15 to DN150, Lever Operated | Red Zebra Valve
BALANCING · LEVER · V-PORT TRIM

Welded Static Balancing Valve

MODEL BALANCING VALVE-DN100-PN25-WE

The welded static balancing valve: a fully welded ball valve with a V-port trim and two test ports, used to set and hold flow in district heating and cooling branches. DN15 to DN150 at PN25, lever operated up to DN150 — above that the valve is supplied with a gearbox. Like the rest of the range, there is no flange and no gasket inside the pressure boundary.

SIZE
DN15 – DN150
PRESSURE
PN25
TRIM
V-port
TEST PORTS
2 ×
WHY THIS SERIES

Set the flow, lock it

A V-port trim gives fine control at low opening, so a branch can be balanced to the design flow.

Measure without tapping the pipe

Two test ports let a differential meter be connected straight to the valve.

Lever up to DN150

DN150 is the largest size we supply lever operated; larger valves come with a gearbox.

Compare with the other series
TECHNICAL DATA

Specifications & standards

Values below are for the standard configuration. Other pressure ratings, trims and end connections are available on request.

Design standard
ASME B16.34 · EN 12516-1
End-to-end
EN 12982 · ASME B16.10
End preparation
ASME B16.25 · B16.11 · EN 12627
Pressure test
EN 12266-1 · TSG D7002-2006
Body material
ASTM A105 · P235GH (1.0432)
Trim
V-port ball + PTFE seat
Stem material
AISI 4140 (42CrMo4 / 1.7225) + ENP
Temperature range
−45 … +200 °C
Operation
Lever up to DN150 · gearbox above
Test ports
2 × · for differential flow measurement
End connection
WE · welded ends (BW / SW)
Coating
Epoxy · 3PE for buried service

NOT FOR STEAM SERVICE — PTFE seat, suitable to +200 °C. For steam or higher temperatures ask for the metal-seated version.

SIZE & OPTIONS

Range & ordering options

This pattern is built to order, so the face-to-face length and the end detail are drawn for your line rather than taken from a stock table.

Size range
DN15 – DN150
Pressure rating
PN25
Trim
V-port ball + PTFE seat
Test ports
2 × · for differential flow measurement
Operation
Lever up to DN150 · gearbox above
End connection
WE · welded ends (BW / SW)
Temperature range
−45 … +200 °C
Coating
Epoxy · 3PE for buried service

Dimensional drawings — L, H, weight and end detail — are issued with the quotation for the exact size and end standard you specify. The verified EN / DIN tables are on the technical data page.

See the EN / DIN size tables