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Steel Expansion Joint

  • Product Name:  Steel Expansion Joint
  • Product Details:  Steel Expansion Joint

Steel Expansion Joint
Steel expansion joints, designed for piping systems to connect pipes and flanges, adjustable telescoping restraint with tie-rods. Ideal for systems that require periodic maintenance, the steel expansion joints can be adjusted to length to allow access for installation or removal of valves and other equipment.

Features and Benefit:
·For steel and ductile iron pipes, other materials on request
·Flange connection, flange drilling can base on DIN PN6/16/25, ANSI CLASS150/300, JIS, EN, etc
·For use in pipelines where larger than usual longitudinal movements are concentrated
·Reduce assembling time
·Epoxy powder coating and bolting made of steel
·Drinking water approved

Specifications

Nominal diameter:
DN50mm to DN3000mm
Maximum working pressure:
4.0 Mpa
Vacuum KPa(mmHg)
44.9(350)
Operating temperature:
-20℃-80℃
Corrosion resistance
Good
Applicable media
Sea water, drinking water, slurry, industrial sewage.

Components/Materials/Functions


No.
Components
Material
Functions
1
Flange
Carbon Steel
Connection
2
Seal
EPDM
Seal
3
Anchor 
Carbon Steel
Fasten
4
Sleeve
Carbon Steel
Expansion
5
Nuts
Carbon Steel
Fasten
6
Long Bolt
Carbon Steel
Fasten
7
Short Bolt
Carbon Steel
Fasten

Data Sheet



DN(mm)
Pipe OD
L
L1
Axial
  Movement
Flange Dimensions
PN6
PN10
D
D1
n-do
D
D1
n-do
65
76
340
105
50
160
130
4-Ø14
185
145
4-Ø18
80
89
190
150
4-Ø18
200
160
8-Ø18
100
108
210
170
220
180
100
114
210
170
220
180
125
133
340
105
50
240
200
8-Ø18
250
210
125
140
240
200
250
210
150
159
265
225
285
240
8-Ø22
150
168
265
225
285
240
200
219
320
280
340
295
250
273
375
335
12-Ø18
395
350
12-Ø22
300
325
370
130
65
440
395
12-Ø22
445
400
350
377
490
445
505
460
16-Ø22
400
426
540
495
16-Ø22
565
515
16-Ø26
450
480
595
550
615
565
20-Ø26
500
530
645
600
20-Ø22
670
620
600
630
755
705
20-Ø26
780
725
20-Ø30
700
720
860
810
24-Ø26
895
840
24-Ø30
800
820
600
220
130
975
920
24-Ø30
1015
950
24-Ø33
900
920
1075
1020
1115
1050
28-Ø33
1000
1020
1175
1120
28-Ø30
1230
1160
28-Ø36
1200
1220
1405
1340
32-Ø33
1455
1380
32-Ø40
1400
1420
640
1630
1560
36-Ø36
1675
1590
36-Ø42
1500
1520
1730
1660
 
 
 
1600
1620
1830
1760
40-Ø36
1915
1820
40-Ø48
1800
1820
2045
1970
44-Ø40
2115
2020
44-Ø48
2000
2020
2265
2180
48-Ø42
2325
2230
48-Ø48
2200
2220
2475
2390
52-Ø42
2550
2440
52-Ø56
2400
2420
2685
2600
56-Ø42
2760
2650
56-Ø56
2600
2620
710
240
140
2905
2810
60-Ø48
2960
2850
60-Ø56
2800
2820
3115
3020
64-Ø48
3180
3070
64-Ø56
3000
3020
3315
3220
68-Ø48
3405
3290
68-Ø60
3200
3220
3525
3430
72-Ø48
 
 
 
3400
3420
3735
3640
76-Ø48
 
 
 
3600
3620
3970
3860
80-Ø56
 
 
 

Note: Dimensions above are based on GB/T12465-2002, GYLDT can supply products according to DIN/ANSI/JIS/EN upon request.

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