DYNAMIC RESTRAINTS
Clamps for Rigid Struts and Snubbers (kN)
Type 521 Clamp
Type 522 Clamp
Fig No.
Pipe O/D mm
Load Capacity (kN) at Temperature °C 100
250
350
450
500
°C
°C
°C
°C
°C
510
530
560
580
600
°C
°C
ØA Cmax
F
E
D
G
Clamp Weight
°C
°C
°C
mm
mm
mm
mm
mm
mm
N
524-850-H2-560
863.6
420
388
283
70
905
1090
250
300
26
5529.0
524-850-G4-560
863.6
350
350
283
60
865
1090
250
300
26
5368.0
523-850-E1-600
863.6
51
39
28
30
820
996
80
60
16
786.0
523-850-D1-600
863.6
46
39
28
20
795
996
80
60
16
751.0
523-850-C1-600
863.6
18
18
18
15
785
996
80
60
16
745.0
523-850-B1-600
863.6
8
8
8
12
779
996
80
60
16
523-850-A1-600
863.6
4
4
4
10
775
996
80
60
16
742.0
523-850-E2-600
863.6
89
79
54
30
820
1060
120
100
16
1738.0
523-850-D2-600
743.0
863.6
46
46
46
20
795
1060
120
100
16
1708.0
523-850-F1-600
863.6
128
96
66
50
835
1060
120
110
16
2010.0
523-850-E3-600
863.6
100
96
66
30
820
1060
120
110
16
1963.0
523-850-G1-600
863.6
177
150
97
60
850
1114
150
156
21
3427.0
523-850-F2-600
863.6
177
150
97
50
825
1114
150
156
21
3305.0
523-850-E4-600
863.6
100
100
97
30
810
1114
150
156
21
3259.0
523-850-G2-600
863.6
232
195
137
60
850
1138
160
194
21
4447.0
523-850-F3-600
863.6
200
195
137
50
825
1138
160
194
21
4334.0
523-850-E5-600
863.6
100
100
100
30
810
1138
160
194
21
4288.0
524-850-H1-600
863.6
292
265
200
70
915
1114
290
353
26
6703.0
524-850-G3-600
863.6
292
265
200
60
875
1114
290
353
26
6542.0
524-850-F4-600
863.6
200
200
200
50
850
1114
290
353
26
6429.0
524-850-H2-600
863.6
350
330
283
70
975
1138
320
376
26
8351.0
524-850-G4-600
863.6
350
330
283
60
935
1138
320
376
26
8190.0
Clamps for Rigid Struts and Snubbers (kN)
93
NB 34”/850mm
Fig No.
Pipe O/D
523-900-E1-350
Load Capacity (kN) at Temperature °C
ØA Cmax
100
250
350
450
500
510
530
560
580
600
mm
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
mm
914.4
74
56
40
30
NB 36”/900mm F
E
D
G
Clamp Weight
mm
mm
mm
mm
mm
N
760
1007
50
52
16
546.0
523-900-D1-350
914.4
46
46
40
20
735
1007
50
52
16
510.0
523-900-C1-350
914.4
18
18
18
15
725
1007
50
52
16
503.0
523-900-B1-350
914.4
8
8
8
12
719
1007
50
52
16
501.0
523-900-A1-350
914.4
4
4
4
10
715
1007
50
52
16
500.0
523-900-F1-350
914.4
120
94
67
50
775
1030
60
74
16
908.0
523-900-E2-350
914.4
100
94
67
30
760
1030
60
74
16
853.0
523-900-D2-350
914.4
46
46
46
20
735
1030
60
74
16
819.0
523-900-G1-350
914.4
181
137
100
60
805
1047
80
90
16
1394.0
523-900-F2-350
914.4
181
137
100
50
780
1047
80
90
16
1262.0
523-900-E3-350
914.4
100
100
100
30
765
1047
80
90
16
1207.0
523-900-H1-350
914.4
280
216
156
70
845
1087
100
132
16
2345.0
523-900-G2-350
914.4
280
216
156
60
805
1087
100
132
16
2168.0
523-900-F3-350
914.4
200
200
156
50
780
1087
100
132
16
2035.0
523-900-H2-350
914.4
335
244
188
70
845
1087
100
152
21
2560.0
523-900-G3-350
914.4
335
244
188
60
805
1087
100
152
21
2380.0
523-900-F4-350
914.4
200
200
188
50
780
1087
100
152
21
2254.0
523-900-H3-350
914.4
400
300
236
70
845
1111
120
170
21
3190.0
523-900-G4-350
914.4
350
300
236
60
805
1111
120
170
21
3008.0
523-900-F5-350
914.4
200
200
200
50
780
1111
120
170
21
2894.0
523-900-H4-350
914.4
540
413
300
70
845
1141
130
228
21
4422.0
523-900-G5-350
914.4
350
350
300
60
805
1141
130
228
21
4261.0
523-900-E1-500
914.4
30
840
1007
50
40
16
436.0
52
49