Triple Offset Wafer Butterfly Valve

D373H-10/16/25/150lbC

  • Size: DN40-DN2000
  • Pressure: PN10,PN16,PN25,Class150
  • Body material: WCB,304,316
  • Applicable medium: Water, weak acid base, air, steam, oil, etc

Product Introduction

The triple offset multi-level metal sealing wafer butterfly valve is a pipeline device used in the metallurgical, power, and petrochemical industries. It primarily transports air, water, steam, and mildly corrosive media. This valve utilizes a three-dimensional eccentric design and features a multi-layered seat structure with both hard and soft seals. Its structure consists of a valve body, butterfly disc, and multi-layered seat. The eccentric design achieves frictionless movement of the sealing surfaces. The nominal diameter range is 50-2000 mm and it supports worm gear, pneumatic, and electric drive modes. The valve body is available in a variety of metal materials, including carbon steel and stainless steel.

Specifications

DNDN50-DN2000
Temperature range-20℃-425℃
Installation directionUnidirectional
Face to faceAPI609, GB/T12221, JIS B2002
Top connectionISO5211
Body materialCarbon steel, Stainless steel
Stem materialSS420, SS304, SS316, K500
PNPN10, PN16,10K,150LB,300LB,600LB
ConnectionWafer
DesignAPI609, JB/T8527
Flange drillingASME B16.5, GB/T1913, JIS B2220
InspectionAPI598, GB/T19327, JIS B2003
Disc materialCarbon steel, Stainless steel
Sealing materialSS304, SS316, Stellite

Downloads

YIFA Butterfly Valve

Catalogue_triple offset wafer

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