Double Eccentric Butterfly Control Valve,High Performance Butterfly Control Valve

Products List

Appearance Size

	Appearance Size of Control Valve
	Appearance Size of Butterfly Valve

Characteristic and Introduction of BEIER Valve

Actuator and the Pressure drops

	Control valve actuator
	Butterfly valve actuator

New BEIER Valves

BEIER Valve Specification

	Top Guided Single Seated Control Valve
	Cage Guided Control Valve
	Ball valve
	Sealed Butterfly Valve
	Control Valves for Cryogenic Service
	Pneumatic Cutout Valve
	Electric Actuated Cooling Water Control Valve
	High-Pressure Special Valve

GYR-71500
GYR-71600
GYR-71700
GYR-71800

GYR-71700 Series butterfly valve
GYR-71700 high performance double eccentric butterfly valve series, valve disc and valve seat have particular structure,therefore having excellent cut-off performance and endurance,a economic applied automatic control valve with two fuctions of adjusting and cut-off.small in volume,light weight,wide control range,easy maintenance.Actuator standard have Pneumatic Cylinder type, Electronic type, Electric Motor type.

Technology brief introduction

◆ valve body structure Throughway Large Cavity
valve specification ANSI Class150、300
JB1.6、4.0Mpa

◆ Body connections
Flanged seal face type（JB7759 recessd type）
Wafer flange connections

◆ Gland packing GRAFOIL
flow characteristics: Equal percentage. quick opening

◆ Actuator Pneumatic type: Pneumatic Cylinder type Actuator L6000 series
Electronic type Solid state electronic type3810R series
Solid state electronic type 360R series.
Electric Motor type DKJ series

◆ Standard close grade CLASS Ⅵ(standard type,soft seat)
CLASS Ⅴ(optional type,metal type)
Flow direction Forwards by back of disc