Weld-in valves



Weld-in butterfly valves are welded into an existing pipeline and are used to control the volume flow. They play out their advantages in the chemical industry because welding in prevents toxic or otherwise critical substances from escaping from seals.

> Diameter (DN) <

17,3 – 2000

> Installation type <

Weld-in flap

> Operating temperatures <

up to +1100°C

We manufacture the EDR for application up to an operating temperature of 1100°C. The pipe diameters are made according to ISO recommendations.

On request, we can supply this fitting with flat flanges or with inch threaded ends.

Diameter (DN)17,3 – 2000
Installation typeWeld-in flap
Operating temperaturesup to +1100°C
Actuation types
  • With free shaft end
  • Manual adjustment via ratchet handle
  • Continuous fine adjustment
  • Manual gearbox
  • Mounting kit according to DIN ISO 5211 with corresponding shaft adaption
  • Attached drive (pneumatic, electric, hydraulic)
 Closure types and tightnesses
Resounding1% from Kv 90
with stop bar in housing0.5% from Kv 90°.
with stop bar and sealing insert0.05% of Kv 90°
JASTA Armaturen

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