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  • TEL:
    0577-86811518
  • FAX:0577-86811508
    Mobile:13806688107
    E-mail:brfm@cnbrvalve.com
    Q Q: 2387203722
    Add:36 Camellia Road,
    Wenzhou Economic and Technological Development Zone, Longwan District, Wenzhou City, Zhejiang Province
Manual sealing butterfly valve
图片展示

产品描述
产品型号:D73H (X)
产品特点:simple structure, small volume, light weight
详细介绍

Wenzhou ball valve co., LTD. Of the soft sealing butterfly valve to the clamp of the midline, with overall straight shaft design and without pin in the key parts of the valve shaft in special prevent jammed self-lubricating bearing. This valve is novel, the price is compact, 90 ° rotary switch easily, reliable sealing performance, long service life. Offers a variety of sealing material, can be satisfied with the different working conditions. Is widely used in water treatment, power plant, water plant, paper making, chemical industry, water supply and drainage system, municipal engineering and other engineering all kinds of fluid control technology.


Product features:

1: the butterfly valve choose wear-resisting soft back of a chair seat, valve plate and valve spindle is the whole direct axis pin type, convenient maintenance change.
2: the valve plate adopts frame structure, high strength, large flow area, small flow resistance coefficient.
3: top of the valve plate adopts the design of spherical, significantly reduce the friction of the valve plate and valve seat, realized the high pressure low torque double-sided pressure effect.
4: body selects the high performance of the lacquer that bake outdoor anticorrosive paint coating, can effectively prevent rust.
5: this valve novel structure, flexible operation, low torque, easy installation, can form a complete set of various drive way at the same time.


Execution standard:

The project name

Using  standard

The design and manufacture

GB12238-89  ISO/DIN10631-91

The valve structure length

GB12221-89  ISO5752-88

The valve connection

GB9113 ISO7005  ANSI 150B16.5  JIS B2211

Valve inspection

GB/T13927-92   ISO/DIN5208-87

The valve symbol

GB12220-89    ISO5209-87

The valve supply requirements

GB/T12252


Pressure rating:
When fully closed under pressure:
6bar(230psi)-----DN40-DN600
10bar(150psi)-----DN650-DN1000

Test the maximum rating of 110% when under pressure:

18bar(260psi)-----DN40-DN600
15bar(160psi)-----DN650-DN1000

The valve body test:
The body strength to withstand maximum rating of 150%

24bar(340psi)-----DN40-DN600
15bar(220psi)-----DN650-DN1000

规格型号

H1

H2

H3

A

DN50

65

143

60

190

DN65

71

155

60

190

DN80

77

162

90

210

DN100

107

181

90

210

DN125

122

197

95

258

DN150

150

210

95

258

DN200(铁手柄)

165

240

30

355



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ADD:36 Camellia Road, Wenzhou Economic and Technological Development Zone, Longwan District, Wenzhou City, Zhejiang Province TEL:86-0577-86811508 FAX:86-0577-86811508
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