Place of Origin:
China
Brand Name:
JINGNING
Certification:
CE，ISO
Model Number:
RFJD
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Rubber expansion joint is also called rubber bellows, rubber joint, single sphere flexible connection, expansion joint bellows etc, it is mainly consist of two pcs flange and one rubber sphere body, flange is used for connection, rubber sphere body is flexible, it can absorb the axial, horizontal and anular displacement, the normal working pressure is 16 bars, normal working temperature is -15~+90 celsius degree, the norminal size is from DN25-DN3000, the nornal material of rubber is natural rubber, EPDM, Neoprene, NBR and PTFE etc, the normal material of flange is carbon steel galvanized, carbon steel painted, casting iron painted and stainless steel etc, of course, if you have any special requirements, pls let us know, we'll recommend you a good solution.
| GENERAL CHARACTRISTICS | |
| Nominal Diameter | DN15-DN3000 |
| Working Pressure | PN6-PN25 |
| Working Temperature | -20℃-140℃ |
| Working Medium | Water,Oil,Acid,Alkali |
|
Main data of rubber expansion joint
|
||||||
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Nominal diameter(DN)
|
Length
|
Axial displacement(mm)
|
Horizontal displacement
|
Deflexion angle
|
||
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mm
|
inch
|
mm
|
Extension
|
Compression
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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°
|
To select the proper piping expansion joint, it is critical to understand the media compatibility with the materials selected, full temperature, pressure and vacuum ranges, movements required, and dimensions between pipe flanges. With this information, JINGNING application engineers can assist in determining the ideal expansion joint for any application.
Do you know how is a high quality rubber expansion joint made?Let's see with JINGNING.
FAQ
Q1What`s the rubber material for Epdm flexible flange couplings rubber joint in usa?
A1: We have EPDM.CR,NBR and so on .you can choose your needed deponding on the work enviroment and media.
Q2: Is the flange galvaized for Epdm flexible flange couplings rubber joint in usa?
A2: Yes.the colour have the white,red,blue,grey ,yellow and others deponding on your needed. the carbon steel flange not painting anticorrosive paint must be galvanized in order to avoid rusting. Usually,we choose electronic galvanized or hot dip galvanized .
Q3: Do you attend the Fair ?
A3:Yes ,you can meet us ,then we can have a talk with you well . You can meet us at your office ,because we visit you every year.
Q4: Can i get a sample?
A4: Of cause you can . For samll order .Express wll be best. And for bulk order,sea ship way is best but take much time.For urgent orders.we suggest via air to airport plus our ship partner send to your door.
Q5: What is the MOQ of Epdm flexible flange couplings rubber joint in usa?
A5: 1 Piece, You can also get it as a sample to test our product quality ,then you can purchase order to us .
Send your inquiry directly to us
