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Rubber lined butterfly valve

PRODUCTS > Butterfly valve > Rubber lined butterfly valve

Rubber lined butterfly valve

Product model: D371X
Nominal diameter: DN40 ~ 350mm
Nominal pressure: PN0.6 ~ 1.6MPa
Temperature: ≤120 ℃
Suitable medium: air, water, water, steam, gas, oil, etc.
Main material: ductile iron, cast , steel, stainless steel
Operation: manual, worm gear, gas drive, electric drive
shared:

[Essential information]

       Rubber lined butterfly valve used in linear design, the main structure of the valve from the valve body, valve plate, valve seat, valve rod and drive operation mechanical components, according to the physical and chemical properties of different media, the selection of high temperature resistance, the corresponding low temperature resistance, corrosion resistance, light resistance, aging resistant material; different combinations can be used for various mediums and different temperature.

Test pressure(mpa)

Airtight

Seal up

Strength

0.6

1.1

1.5


Length of clip type structure

DN

D50

65

80

100

125

150

200

250

300

350

400

450

L

43

46

46

52

56

56

60

68

78

78

102

114


DN

500

600

700

800

900

1000

1200

L

127

154

165

190

203

216

254


Flange type length

DN

D50

65

80

100

125

150

200

250

300

350

400

450

L

108

112

114

127

140

140

152

165

178

190

216

222


DN

500

600

700

800

900

1000

1200

L

229

267

292

318

330

410

470


Valve body

Cast iron, carbon steel, stainless steel, determined by the customer

Valve seat

Three yuan ethylene propylene rubber EPDM or by customer

Valve plate

Nickel plated plate, stainless steel plate, lining board, 2057 plate, 1.4529 plate and so on by the customer

The stem

Carbon steel, 2CR133042507,1.4529 and so on, determined by the customer

Drive device

Determined by the customer


[Standard parameter]

Design standardAWWA-C540-80、GB/T12238
Structural lengthGB/T12221
Connection standardGB/T17241.2、GB/T 9113
Inspection and testGB/T13927


[Valve features]

1, the design is novel, reasonable, unique structure, light weight, fast opening and closing.
2, small operating torque, easy operation, labor-saving and smart.
3, It can be installed and maintained conveniently in any position.
4, seals can be replaced, sealing performance is reliable, to achieve two-way sealing, zero leakage.
5, sealing materials aging resistance, corrosion resistance, long service life and so on.

[Adaptive condition]
       Rubber lined butterfly valves are widely used in petroleum, chemical, metallurgical, fertilizer, power, pharmaceutical, municipal, building, fire fighting, heating, water supply, drainage, sewage treatment and other industries on the fluid pipeline as a mediation and closure device.


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