the bellows is widely used for instrument . Thermometer coupling bellows fuel level gauge valve copper
no sealing high pressure vacuum sensor vacuum switch
types of joints : 1, both ends are external joints WW type
2, both ends are internal joints NN type
3, one end is external joints , the other with bottom WDtype
4, both ends are side cut from the trough QdQd type
We are capable of customized special design for clients
We can offer the sample to the clients , then the clients would place a order to us
| effective area cm2 | OD(MM) | ID(MM) | pitch(mm) thickness | waves | thickness(mm) |
| 0.52 | 10 | 6.2 | 1 | 12 | 0.12 |
| 0.75 | 12 | 7.5 | 1.2 | 12 | 0.12 |
| 1.11 | 15 | 8.8 | 1.8 | 12 | 0.12 |
| 1.18 | 15 | 9.5 | 1.8 | 12 | 0.10-0.12 |
| 1.71 | 18 | 11.5 | 1.6 | 13 | 0.12 |
| 2.07 | 20 | 12.5 | 2.1 | 12 | 0.10-0.12 |
| 2.54 | 22 | 14 | 2.2 | 14 | 0.10-0.12 |
| 3.38 | 25 | 16.5 | 2.3 | 12 | 0.10-0.12 |
| 4.15 | 28 | 18 | 2.6 | 12 | 0.10-0.12 |
| 5.01 | 31 | 19.5 | 1.6 | 12 | 0.10-0.12 |
| 5.62 | 32 | 21.5 | 3 | 12 | 0.10-0.12 |
| 7.55 | 37 | 25 | 3 | 9 | 0.10-0.12 |
| 7.92 | 38 | 25.5 | 3.2 | 12 | 0.12-0.14 |
| 8.95 | 40 | 27.5 | 3.4 | 12 | 0.12-0.14 |
