Zhejiang Weiguang Valve Manufacturing Co., Ltd.
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Title:Flanged butterfly valve
  • Address:Yahe West Road, Kungyang Town, Pinyang County, Wenzhou City,Zhejiang Province ,China
  • Code:325400
  • Phone:0577-63883000
Model: D343X/H - 10/16 c/P (or turbine, pneumatic, electric drive mode)
一、Product introduction

This butterfly valve for flange connection form, is a long life, energy-efficient butterfly valve products. Widely used in electric power, petroleum, chemical industry, metallurgy, municipal construction and other industrial piping for truncated or adjust medium flux.

Model: D43, D343, D643, D943

1, the structure size is short, small volume, light weight, convenient operation;

2, with the shaft structure, butterfly plate the intensity is high, the flow area is large, small flow resistance, save energy;

3, butterfly plate sealing surface using cobalt-based carbide surfacing, sealing surface wear resistance, long service life;

4, this valve adopts triple eccentric seal structure, the seat and disc almost no wear and tear, have the close tight sealing function.

二、Standards and specifications

Manufacturing standards

JB/T8527

The length of the structure

GB/T12221

Mating flange

JB/T74~90、HGJ44~76、GB/T9112~9131

Quality assurance

ISO9001

Pressure and temperature rating

GB/T9131、HGJ67、JB/T74

The test and verify

GB/T13927

Nominal diameter DN

40~4000mm

Nominal pressure PN

0.25-4.0Mpa

Test pressure

PS

Seal

1.1×PN

The intensity of

1.5×PN

Pressure of work

1.0×PN

三、The contour map


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