Electronical stainless steel metal expansion bellows
Quantity : 5000 PER M Price : 200-500US dollors ac

Steel expansion bellows introduction:
Steel expansion bellows is also named for the expansion joints, Bellow expansion joint, bellows compensator, is a kind of flexible, thin wall, a transverse corrugated device with telescopic functions, it is made up of metal corrugated pipe and components. Bellows compensator's working principle is mainly using their elastic scaling, to compensate the axial, angular, lateral and combined compensation due to ' thermal deformation, mechanical deformation and all kinds of mechanical vibration, the role of compensation has pressure, sealing, corrosion resistance, temperature resistance, impact resistance, anti-vibration noise reduction function, it could reduce the pipe deformation and prolong the service life of pipelines.
Steel expansion bellows application:
1) Large deformation and the deformation but spatial location limited pipeline.
2) Large deformation and displacement but low pressured large diameter .
3) Be restricted to take over the load equipment.
4) Asked to absorb or high frequency mechanical vibration of pipeline.
5) To absorb seismic or foundation settlement of the pipeline.
6) Shock absorption pipeline pump exports.
Expansion bellows dimension:
| DN | Free length | Spring rate | Bellows | Pipe ends | ||||
| Corrugated length | Ext. diameter | Effective area | ||||||
| Total mm | L | N/mm | Lm | ØD1 | cm2 | ØD | s | |
| mm | mm | mm | mm | mm | ||||
| 50 | 40 | 245 | 19 | 95 | 79 | 37,5 | 60,3 | 2,9 |
| 80 | 340 | 10 | 190 | 79 | 37,5 | 60,3 | 2,9 | |
| 65 | 40 | 245 | 24 | 95 | 95 | 56,5 | 76,1 | 2,9 |
| 80 | 340 | 12 | 190 | 95 | 56,5 | 76,1 | 2,9 | |
| 80 | 53 | 260 | 23 | 110 | 113 | 78 | 88,9 | 3,2 |
| 102 | 360 | 12 | 210 | 113 | 78 | 88,9 | 3,2 | |
| 100 | 50 | 260 | 30 | 110 | 140 | 126 | 114,3 | 3,6 |
| 100 | 360 | 16 | 210 | 140 | 126 | 114,3 | 3,6 | |
| 125 | 64 | 278 | 37 | 108 | 173 | 189 | 139,7 | 3,6 |
| 110 | 354 | 22 | 184 | 173 | 189 | 139,7 | 3,6 | |
| 168 | 450 | |||||||
Contact : kelly ma, +15 2 25 12 39 72
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