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6521G - Galvanised steel interlock metallic ducting is constructed from a deep drawing quality electro-galvanised carbon steel that conforms to BS 1449. The fully interlocked section is packed with a copper wire and is manufactured by winding a profiled metal strip into a tube with completely interfolded edges. Galvanised steel interlock ducting can be purchased online by selecting the 'Buy Online' button above.
Ideal for absorbing vibration, thermal expansion and attenuation on engine exhausts. Can also be used to transfer grain, dry bulk goods and different kinds of granular products.
Product Code
Inside Diameter (mm)
Outside Diameter (mm)
Bend Radius (mm)
Weight (Kg/m)
6521G-20ID
20
25
100
0.59
6521G-22ID
22
27
110
0.71
6521G-25ID
30
125
0.86
6521G-28ID
28
33
140
0.92
6521G-32ID
32
37
160
1.00
6521G-35ID
35
40
175
1.09
6521G-38ID
38
43
190
1.19
6521G-41ID
41
46
205
1.29
6521G-45ID
45
51
225
1.39
6521G-48ID
48
53
240
1.47
6521G-51ID
56
255
1.59
6521G-54ID
54
60
270
1.72
6521G-57ID
57
62
285
1.84
6521G-60ID
66
300
1.95
6521G-63ID
63
69
315
2.08
6521G-66ID
72
330
2.18
6521G-70ID
70
76
350
2.26
6521G-72ID
78
365
2.34
6521G-76ID
82
380
2.45
6521G-79ID
79
85
395
2.58
6521G-83ID
83
89
415
2.68
6521G-86ID
86
92
430
2.75
6521G-89ID
95
445
2.85
6521G-92ID
98
460
2.95
6521G-95ID
101
475
3.05
6521G-98ID
104
490
3.16
6521G-102ID
102
108
510
3.28
6521G-105ID
105
111
525
3.40
6521G-108ID
114
540
3.50
6521G-114ID
120
570
3.60
6521G-121ID
121
127
605
3.90
6521G-127ID
133
635
4.12
6521G-130ID
130
136
650
4.22
6521G-140ID
146
700
4.55
6521G-152ID
152
158
760
4.95
6521G-165ID
165
171
825
5.35
6521G-178ID
178
184
890
5.75
6521G-203ID
203
209
1015
6.60
6521G-229ID
229
235
1145
7.40
6521G-250ID
250
256
1250
8.25
6521G-279ID
279
1395
9.05
6521G-305ID
305
311
1525
9.85