Straight Pipe Bypass Pressure Balanced Expansion Joint
Straight pipe bypass pressure balanced expansion joint has the ability to absorb internal pressure thrust, superior self-balancing;Small stiffness,good orientation; Small size and economic; Installation without direction requirements.
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Straight Pipe Bypass Pressure Balanced Expansion Joint | Drawing |
NO | ITEMS | MATERIALS |
NO
| ITEMS | MATERIALS |
1 | End connection tube | Carbon steel | 8 | Inner pipe | SS304/Carbon steel |
2 | Ring plate | Carbon steel | 9 | Short connection tube | Carbon steel |
3&4 | Nut/Tie rod | Carbon steel | 10 | Bellow | SS304/SS316L/SS321 |
5 | Joint | Carbon steel | 11 | Middle connection tube | Carbon steel |
6 | Transition pipe | Carbon steel | 12 | Shell | Carbon steel |
7 | Capped end | Carbon steel | 13 | Arc plate | Carbon steel |
Advanges of Pressure Balanced Expansion Joint
Reduces/eliminates costs for fix points ;
Balance the system;
Reduces piping costs;
Reduces external loads on connected equipment.
Technique Parameter of Pressure Balanced Bellow Expansion Joint
Normal Diameter | Length | Axial Movements | Axial Stiffness | Joint Size D X S | Radial Max. Size D1 | Working Pressure |
mm | mm | mm | N/mm | mm | mm | Mpa |
100 | 1200 | 60 | 780 | Ø108X4 | 260 | 0.25~2.5 |
150 | 1250 | 80 | 814 | Ø159X4.5 | 380 | 0.25~2.5 |
200 | 1550 | 100 | 870 | Ø219X6 | 426 | 0.25~2.5 |
250 | 1750 | 110 | 958 | Ø273X8 | 529 | 0.25~2.5 |
300 | 1800 | 130 | 1032 | Ø325X8 | 630 | 0.25~2.5 |
400 | 2050 | 145 | 1410 | Ø426X10 | 720 | 0.25~2.5 |
500 | 2200 | 155 | 1912 | Ø530X10 | 920 | 0.25~2.5 |
600 | 3200 | 160 | 1830 | Ø630X10 | 1200 | 0.25~2.5 |
700 | 3250 | 180 | 1928 | Ø720X12 | 1300 | 0.25~2.5 |
800 | 3250 | 190 | 2098 | Ø820X12 | 1450 | 0.25~2.5 |
900 | 3300 | 230 | 2206 | Ø920X12 | 1600 | 0.25~2.5 |
1000 | 3300 | 230 | 2368 | Ø1020X12 | 1750 | 0.25~2.5 |
* They’re the regular sizes based on pressure of PN16 above, we can design and produce according to users’ detail required sizes and conditions.
