Product Name: Model JF-250SP Weld End Axial Expansion Joints Feature:
Specification: Size Range: DN15~DN600 (1/2”~24”)
Parts
250SP
250SPC
250SPG
250SPGC
Standard Material
Optional Material
1
Bellows
◎
S.S.304
S.S.316
2
Internal Sleeve
3
Flange
Carbon Steel
S.S.304/S.S.316
4
Tie Rods
5
Lugs
6
External Covers
Specification
OAL
Thickness of Weld Ends
Axial Movement
Axial Spring Rate
Effective Area
250SPC 250SPG
mm
ins
N/mm
cm2
15
1/2
250
300
350
2.8
+10 -25
8
20
3/4
2.9
11
25
3.2
17
9
32
1 1/4
400
450
3.5
+10 -40
18
13
40
1 1/2
23
21
50
3.8
29
65
2 1/2
4.2
46
80
53
67
100
4.5
76
123
125
81
177
150
5.0
116
259
200
5.8
137
415
10
6.6
194
661
12
6.9
218
907
14
7.1
369
1167
16
465
1509
518
1880
500
819
2326
600
24
971
3276
