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Full rubber lined flange butterfly valve
Product model: D341J
Nominal diameter: DN50 ~ 1000mm
Nominal pressure: PN0.6 ~ 1.6Mpa
Applicable media: air, water, sewage, steam, gas, oil, etc
Applicable temperature: ≤ 120 ℃
Working temperature: normal temperature
Connection type: clamp and flange
Main materials: all kinds of rubber, polytetrafluoroethylene
Product details

Flanged butterfly valves - purpose and characteristics

D341J full rubber lined flange butterfly valve _ main features:

2. Small operating torque, easy operation, labor saving and dexterity.

3, can be installed at any location, easy maintenance.

4. The seals can be replaced, and the sealing performance is reliable to achieve two-way sealing and zero leakage.

5, sealing material aging resistance, corrosion resistance, long service life and other characteristics.


D341J USES standard

Flange connection dimensions: GB/ t9113.1-2000 GB/ t9115.1-2000 jb78

Structure length: GB/ t12221-1989

Pressure test: GB/ t13927-1992;JB/T9092-1999


Main technical parameters of d341j full rubber lined flange butterfly valve

Nominal diameter

DN(mm)

50~2000

Nominal pressure

PN(MPa)

0.6

1.0

1.6

Test pressure
Ps(MPa)

Strength test

0.9

1.5

2.4

Sealing test

0.66

1.1

1.76

Gas seal test

0.6

0.6

0.6

Applicable medium

Air, water, sewage, steam, gas, oil, etc.

Driving form

Manual, worm and worm gear transmission, gas transmission, electrical transmission.

Material of main parts of d341j full rubber lined flange butterfly valve

Part name

material

The body

All kinds of rubber and polytetrafluoroethylene

Disc

Gray cast iron, ductile cast steel, cast steel, stainless steel and special materials

Sealing ring

Ductile iron, cast steel, alloy steel, stainless steel

Stem

2Cr13,Stainless steel

Packing

O-ring, flexible graphite

Selection of sealing material and applicable temperature of butterfly valve

Material variety

Neoprene

Ding Qing rubber

Ethylene propylene rubber

Teflon

Silicon rubber

Fluorine rubber

Code

X or J

XA or JA

XB or JB

XC,JC or F

XD or JD

XE or JE

Maximum temperature resistance

82℃

93℃

150℃

232℃

250℃

204℃

Minimum temperature resistance

-40℃

-40℃

-40℃

-268℃

-70℃

-23℃

Applicable working temperature

≤65℃

≤80℃

≤120℃

≤200℃

≤200℃

≤180℃



Soft sealing butterfly valve is suitable for the temperature of 120 ℃ or less and nominal pressure of 1.6 MPa or less food, medicine, chemical, petroleum, electric power, textile and paper for adjusting flow rate on water supply and drainage, gas pipeline and the role of sectional medium.

1. Novel design, reasonable structure, light weight, quick opening and closing.

Design standard: GB/ t12238-1989



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