| DN (mm) | bellows | compensation dosage | stiffness | max size of radial direction shape Bmm | total length L (mm) | product type | ||||||
| active area A cm2 | corrugation number n | axial direction X0 mm | lateral direction Yo (mm) | angular direction θ± (°) | axial direction N/mm | lateral direction N/mm | angular direction Nm/ (°) | connection type | ||||
| adapter pipe J | flange F | |||||||||||
| corrugated compensator:design pressure Pd = 1.0Mpa(10Kgf/ cm2)fatigue life【 N 】=1000times design temperature t = 20℃ | ||||||||||||
| 40 | 38 | 4 | 5.5 | 1.2 | 4 | 282 | 1214 | 14 | 145 | 230 | 240 | TB |
| 8 | 1.1 | 5 | 8 | 141 | 135 | 6.5 | 300 | 310 | ||||
| 50 | 56 | 4 | 7.5 | 1.5 | 4 | 388 | 1790 | 20 | 157 | 250 | 260 | |
| 8 | 15 | 6.5 | 8 | 194 | 189 | 7 | 340 | 350 | ||||
| 65 | 79 | 4 | 9 | 1.5 | 4 | 422 | 2109 | 24 | 186 | 250 | 260 | |
| 8 | 18 | 6.5 | 8 | 211 | 217 | 9 | 360 | 370 | ||||
| 80 | 138 | 4 | 11 | 2 | 3 | 658 | 2715 | 28 | 219 | 354 | 270 | |
| 8 | 22 | 8 | 6 | 329 | 320 | 13 | 364 | 380 | ||||
| 100 | 155 | 4 | 12 | 2.3 | 3 | 698 | 3226 | 30 | 283 | 284 | 300 | |
| 8 | 24 | 9.1 | 6 | 349 | 403 | 15 | 364 | 380 | ||||
| 150 | 300 | 4 | 11 | 1.5 | 3 | 1009 | 9029 | 84 | 289 | 284 | 300 | |
| 8 | 22 | 6.1 | 6 | 504 | 1129 | 42 | 364 | 380 | ||||
| 200 | 535 | 4 | 17 | 2.6 | 3 | 1493 | 10592 | 222 | 389 | 380 | 400 | |
| 8 | 34 | 10 | 6 | 746 | 1324 | 111 | 500 | 520 | ||||
| 250 | 779 | 4 | 16 | 2.1 | 3 | 1850 | 19116 | 400 | 443 | 3H0 | 400 | |
| 8 | 33 | 8.3 | 6 | 925 | 2390 | 200 | 500 | 520 | ||||
| 300 | 1075 | 4 | 21 | 2.8 | 3 | 1536 | 15211 | 459 | 495 | 426 | 450 | |
| 8 | 42 | 11 | 6 | 768 | 1901 | 229 | 570 | 594 | ||||
| 350 | 1269 | 4 | 21 | 5.9 | 3 | 1682 | 19653 | 593 | 577 | 426 | 450 | |
| 8 | 42 | 12 | 6 | 841 | 2457 | 296 | 570 | 594 | ||||
| 400 | 1619 | 4 | 20 | 22 | 2.6 | 1917 | 28582 | 862 | 626 | 426 | 450 | |
| 8 | 41 | 8.6 | 5 | 958 | 3573 | 431 | 570 | 594 | ||||
| 450 | 2003 | 4 | 20 | 1.9 | 2.3 | 2148 | 39632 | 1195 | 678 | 426 | 450 | |
| 8 | 40 | 7.7 | 4.6 | 1074 | 4954 | 598 | 570 | 594 | ||||
| 500 | 2428 | 4 | 20 | 1.7 | 2 | 2380 | 53229 | 1605 | 729 | 426 | 450 | |
| 8 | 40 | 6.9 | 4 | 1190 | 6654 | 803 | 570 | 594 | ||||
| 600 | 3473 | 4 | 36 | 4.3 | 3 | 1561 | 17977 | 1506 | 830 | 576 | 600 | |
| 8 | 71 | 17 | 6 | 781 | 2247 | 753 | 816 | 840 | ||||
PTFE Bellows Expansion Joint
PTFE bellows expansion joint is a compensation element, mainly used to compensate for the axial displacement of the pipeline and a small amount of lateral displacement, shock and noise absorption, with the advantages of simple design, easy installation, low cost. It is widely used in electric power, petroleum, chemical, transportation and atomic energy industry and other fields.
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