Ruber Lined Butterfly Valve

Rubber lined butterfly valve is mainly used for fluid shut-off or regulation.

Valve opening and closing is achieved by rotating the valve disc.

The valve disc is actuated by the handle or actuator that connecting with valve stem.

Lightweight, requires less support, and can be quickly closed.

Control mode: Manual, Electric or Pneumatic.

Electric actuator or pneumatic actuator actuation will make the control more precise

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Details

Product Introduction

With wafer or flange connection, the valve structure is simple and compact with lightweight, and can be installed in any positions.

Valve disc without pin connection, zero leakage, long service life.

Small flow resistance coefficient, large flow capacity, and good regulation performance.

Axial thrust bearing or lubricated brass bushing protects the valve stem from overloading.

The valve disc can be made of duplex stainless steel material, which is corrosion-resistant and wear-resistant.

The top mounting flange of the valve complies with the ISO 5211 standard, allowing for the installation of manual operating mechanisms, or electric/pneumatic actuator.

Material Table

Component Name	Material
Body	Grey cast iron, Cast Iron, Carbon Steel, Stainless Steel (304/304L/316/316L)
Seat	NBR/EPDM/PTFE/VITON, Special rubber for desulfurization
Trim	2507Duplex stainless steel/1.4529Duplex stainless steel/DI/WCB/CF8/CF8M/C954
Stem	420/304/316/410