The throttle valve type LDK-1 is a lightweight valve in the fields of control technology and shut-off technology. They are clamped between flanges according to DIN 24154 T2R2/R4 in pipelines. The valve LDK-1 stands out due to its compact and lightweight design. It can handle differential pressure up to 100 mbar.

According to your application (temperature and medium), we produce the LDK-1 in any material available on the market. The standard mounting position of the valve is provided with horizontal shaft, but customized solutions are available on request.

LDK-1 - Standard Configuration
Sizes (DN) 63 - 1000 (intermediate sizes viable)
Type Clamp-in
Standards DIN 24154 T2R2/R4
Operating Temperatures -100°C bis +1100°C
Operation options
  • With free shaft-ends
  • Manual operation with a grid handle with locking mechanism
  • Continuously variable fine adjustment
  • A corresponding shaft adaption with the DIN ISO 5211 mounting kit
  • With an attached actuator (pneumatic, electric or hydraulic)
LDK-1 - Closing Types and Impermeability Classes
Swing Through 99% impermeability compared to fully opened disk
With a Stop Bar in the Body 99,5% impermeability compared to fully opened disk
With a Stop Bar and Gasket 99,95% impermeability compared to fully opened disk
Sealing Air -

We implement the gasket seal for sizes from DN 100 to DN 315.

More Information

JASTA Valve LDK / Product Brochure PDF File



  • EBNER Industrieofenbau Gesellschaft m.b.H., Leonding / Österreich
  • KGO GmbH, Wetter
  • Recker Ziegelwerk Berentelg & Hebrok OHG, Recke
  • TANN Europe GmbH, Essen