Fluorine lined flange butterfly valve (center line)

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Fluorine lined flange butterfly valve (center line)

Product model: D71F46
Nominal diameter: DN50 ~ 1200mm
Nominal pressure: PN0.6 ~ 1.6 (MPa)
Applicable temperature: nitrile rubber: -40 ℃ ~ 90 ℃; Fluorine rubber: -20 ℃ ~ 200 ℃
Applicable medium: water, air, gas, oil and weak corrosive fluid
drive: worm gear, electric, pneumatic, hydraulic
body material: WCB, QT450-10, HT200, HT250
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First, the lining of the flange flange butterfly valve (center line) Brief introduction
Lining fluorine butterfly valve with a spherical sealing surface of the lining of the fluorine plastic package liner plate, together with the base of the silicone rubber liner to adjust the sealing performance of the valve; , Tight sealing performance, long service life; can be used to quickly cut or adjust the flow of use. Suitable for applications where reliable sealing and good adjustment characteristics are required. The valve body adopts the split type, and the seal of the valve shaft is controlled by the rotating base surface between the butterfly plate and the valve seat, so as to achieve the compact product structure, beautiful appearance, reasonable process and reliable performance. To ensure that the valve shaft is not in contact with the fluid medium, replace the valve shaft is very convenient, the valve does not need to be separated from the pipeline to complete. Products are widely used in a variety of different types of industrial pipelines in the liquid and gas (including steam) delivery, especially with severe corrosive media such as sulfuric acid, hydrofluoric acid, phosphorus, acid, LU gas, strong alkali, Such as a strong corrosive medium.
 

Second, the fluorine flange butterfly valve (center line) the main technical parameters

Nominal diameter DN (mm)50 ~ 120050 ~ 1600
Nominal pressure PN (MPa)0.61.01.6
Seal test (MPa)0.661.11.76
Strength test (MPa)0.91.52.4
proper temperatureNitrile rubber: -40 ℃ ~ 90 ℃; fluorine rubber: -20 ℃ ~ 200 ℃
Applicable mediaWater, air, natural gas, oil and weakly corrosive fluids
Leakage rateMeet the GB / T13927-92 standard
Drive modeWorm gear, electric, pneumatic, hydraulic


Third, the fluorine flange butterfly valve (center line) the main parts and materials

Part Namematerial
BodyWCB, QT450-10, HT200, HT250
Butterfly boardWCB, QT450-10, HT200, HT250
Valve shaft2Cr13
Sealing ringNitrile oil resistant rubber
fillerFlexible graphite


Fourth, the fluorine flange butterfly valve (center line) the implementation of standards

Manufacturing standardsGB / T 122387-89
Flange standardGB9113-2000, GB17241.6-1998
Structural length standardGB12221-89
Inspection standardsGB / T 13927-92

 

Fifth, Lined flange flange butterfly valve (center line) main shape connection unit: mm

DNLHH1ABФD
0.6MPa1.0MPa1.6MPa
504377309180200889999
654685320180200108118118
804695340180200124132132
10052105360180200144156156
12556129405180200174184184
15056132450270280199211211
20060165607270280254266266
25068197659270280309319319
30078234742380420363370370
35078283792380420413429429
400102325887450470463480480
450114369935480490518530548
500127404985480490568582609
6001544701243480490667682720
7001655031346640660772794794
8001905711466640660878901901
900203621156575086097810011001
10002167021781850900107811121112
12002548181965850900129513281328
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