Double sphere rubber expansion joint is also called double ball rubber joint, double bellow expansion joint, double sphere flexible connection, twin sphere rubber expansion joint etc. It has two spheres, comparing with single sphere rubber expansion joint, it have bigger installation length, bigger compensation capacity.
Product Features
Double sphere rubber expansion joint is also consisted of flange, pressurized ring, key frame, inner and outer rubber layer. Rubber material is usually EPDM, flange material is usually carbon steel galvanized, flange standard is usually ANSI 150LB, JIS 10K, DIN PN16 etc. The working pressure is usually PN16, nominal size is usually since from DN25 to DN3000. Working temperature is usually -15~+80 celsius degree. Biggest characteristic is still reduce the vibration and noise of pipeline, protect the pipes and prelong the service life of pipe!
Technical Parameters
Size
Pressure
D
D1
n*d
b
L
DN32
PN16
140mm
100mm
4*18mm
14mm
165mm
DN40
PN16
150mm
110mm
4*18mm
16mm
165mm
DN50
PN16
165mm
125mm
4*18mm
18mm
165mm
DN65
PN16
185nm
145nm
4*18mm
18mm
170mm
DN80
PN16
200mm
160mm
8*18mm
20mm
175mm
DN100
PN16
220mm
180mm
8*18mm
20mm
225mm
DN125
PN16
249mm
210mm
8*18mm
21mm
225mm
DN150
PN16
285mm
240mn
8*22mm
22mm
225mm
DN200
PN16
340mm
295mm
12*22mm
24mm
325mm
DN250
PN16
405mn
355mm
12*26mm
26mm
325mm
DN300
PN16
460mm
410mm
12*26mm
26nm
325mm
DN350
PN16
520nm
470mm
16*26mm
28mm
350mm
DN400
PN16
580mm
525mm
16*30mm
30mm
350mm
DN450
PN16
640mm
585mm
20*30mm
32mm
350mm
DN500
PN16
712mm
650mm
20*33mm
36mm
350mm
DN600
PN16
840mm
770mm
20*36mm
40mm
400mm
Technical Standard
Working pressure
PN16
Test pressure
PN24
Explosion pressure
PN48
Applicable temperature
-15~+120 celsius degree
Applicable media
Air, compressed air, water, sea water, hot water, oil, acid and alkali etc.
Double sphere rubber expansion joint SS304 flange PN16
Description
Product Introduction
Double sphere rubber expansion joint is also called double ball rubber joint, double bellow expansion joint, double sphere flexible connection, twin sphere rubber expansion joint etc. It has two spheres, comparing with single sphere rubber expansion joint, it have bigger installation length, bigger compensation capacity.
Product Features
Double sphere rubber expansion joint is also consisted of flange, pressurized ring, key frame, inner and outer rubber layer. Rubber material is usually EPDM, flange material is usually carbon steel galvanized, flange standard is usually ANSI 150LB, JIS 10K, DIN PN16 etc. The working pressure is usually PN16, nominal size is usually since from DN25 to DN3000. Working temperature is usually -15~+80 celsius degree. Biggest characteristic is still reduce the vibration and noise of pipeline, protect the pipes and prelong the service life of pipe!
Technical Parameters
Technical Standard
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