D SERIES

D SERIES

This steel plate shutoff valve features lightweight, low cost and high air-tightness. It gives absolute seal tightness for gases and air from room temperature to ultra high temperatures.

[Casting Products]
This steel plate airtight damper is mainly used as a shutoff valve for high temperature gases (600℃ max.) and gives unrivaled sealing performance. It is used for a wide range of applications including steel works, boiler equipment, fumigation equipment, smoke collector ducts, and solvent recovery.

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  1. Guide lever
  2. Disc
  3. Shaft
  4. Body
  5. Seat
The D series tight shutoff damper valve

The D series tight shutoff damper valve disc rotates and slides simultaneously by turning the shaft 90° thanks to its mechanical structure system.

● Seat structure

Non-asbestos

●Non-asbestos

Rubber, Tefl on, etc

●Rubber, Teflon, etc

Metal seat

●Metal seat

● Standard specifications

Size 300A~2400A(Square type is also available)
Working pressure MAX 0.05MPa
Working temperature MAX 600℃
Flange JJIS、 ANSI、 Special

● Standard materials(JIS code)

Body SS400、SUS304、SUS316、SUS316L
Disc SS400、SUS304、SUS316、SUS316L
Shaft SUS304、SUS403、SUS316、SUS316L

● Standard test pressure(pneumatic)

Body shell Max. allowable pressure ×1.5
Seat Max. allowable pressure ×1.1

● Seat materials

NBR MAX 80℃
EPDM MAX 120℃
FKM MAX 150℃
PTFE MAX 200℃
NON A MAX 600℃
METAL MAX 600℃

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  • ISO9001