Place of Origin:
China
Brand Name:
JINGNING
Certification:
CE，ISO
Model Number:
RFJD
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Single Double Sphere Wide Arch Rubber Flexible Joints with Galvanized Flange
JINGNING Expansion Joints offer superior performance, reliability, and service life, resulting in improved plant safety and increased mechanical integrity of equipment. As specifically engineered products that are inserted in a rigid piping system, JINGNING Rubber Expansion Joints will:
Absorb movement
Improve thermal stability
Relieve system strain due to thermal change, load stress, pumping surges, wear of settling
Reduce mechanical noise
Compensate for misalignment
Eliminate electrolysis between dissimilar metals
All of our expansion joints carry safety ratings that exceed product specifications in areas such as pressure and movement. Non-metallic expansion joints and flexible couplings are ideally suited for a wide variety of industries.
| GENERAL CHARACTRISTICS | |
| Nominal Diameter | DN15-DN3000 |
| Working Pressure | PN6-PN25 |
| Working Temperature | -20℃-140℃ |
| Working Medium | Water,Oil,Acid,Alkali |
Part of technical data
|
Main data of rubber expansion joint
|
||||||
|
Nominal diameter(DN)
|
Length
|
Axial displacement(mm)
|
Horizontal displacement
|
Deflexion angle
|
||
|
mm
|
inch
|
mm
|
Extension
|
Compression
|
mm
|
(a1+a2)°
|
|
32
|
1 1/4
|
95
|
6
|
9
|
9
|
15°
|
|
40
|
1 1/2
|
95
|
6
|
10
|
9
|
15°
|
|
50
|
2
|
105
|
7
|
10
|
10
|
15°
|
|
65
|
2 1/2
|
115
|
7
|
13
|
11
|
15°
|
|
80
|
3
|
135
|
8
|
15
|
12
|
15°
|
|
100
|
4
|
150
|
10
|
19
|
13
|
15°
|
|
125
|
5
|
165
|
12
|
19
|
13
|
15°
|
|
150
|
6
|
180
|
12
|
20
|
14
|
15°
|
|
200
|
8
|
210
|
16
|
25
|
22
|
15°
|
|
250
|
10
|
230
|
16
|
25
|
22
|
15°
|
|
300
|
12
|
245
|
16
|
25
|
22
|
15°
|
|
350
|
14
|
255
|
16
|
25
|
22
|
15°
|
|
400
|
16
|
255
|
16
|
25
|
22
|
15°
|
|
450
|
18
|
255
|
16
|
25
|
22
|
15°
|
|
500
|
20
|
255
|
16
|
25
|
22
|
15°
|
|
600
|
24
|
260
|
16
|
25
|
22
|
15°
|
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