KD71X 对夹式蝶阀

Design Features
One-Piece Thru Shaft: Ensures strength and dependability of valve and positive positioning of valve plate.
O-Ring: Helps prevent shaft leakage.
Precision Taper Pin: Ensure positive vibration proof, shaft to disc connection. Field replaceable.
Precision Disc Profile: Provides bubble-tight shut-off and assures maximum effective torque and longer seat life.
Supported Shaft Seal: Bonding of elastomer to phenolic backing ring protects against shaft leakage, a common cause of distortion and deformation.
Applicable to both gaseous mediums and liquid mediums.
Bi-directional shutoff.
Optional maintenance pipeline terminal.

Technical Data

Size: DN40 - DN1200
Connection: Wafer
Design standard: API 609, BS EN593.
Face-to-Face dimension: API 609, ISO 5752, BS EN558, BS 5155.
Flange drilling: ANSI B16.1, BS EN1092-2, DIN 2501 PN10/16, BS 10 Table E,JIS 10k/16k.
Test: API 598.
Level handle, worm gear, pneumatic actuator are all optional

Pressure & Temperature:

Materials: