Gland Type Expansion Joint is a new type of pipe connector developed by our company, based on combining foreign advanced technology with our customers actual requirement. The product is well designed at its structure, with reliable leak tightness. Both ends of the product adopt socket connection, and are easy to install, uninstall. It is suitable for connecting steel pipes, cast iron pipes, spheroidal graphite cast iron pipes, PVC pipes, ABS pipes transporting water, petroleum, gas and powder stuff. It can compensate a scope of axial displacement, flexing and decentration while connecting pipes, etc.

| Nominal Diameter DN | Pipe Insertion Length L₀ | Expansion Amount δ (mm) | Deflectable Angle (°) | Eccentricity (mm) |
|---|---|---|---|---|
| 65~250 | 65 | ±45 | 3 | 3 |
| 300~700 | 80 | ±55 | 4 | |
| 800~3200 | 105 | ±75 | 5 | |
| 3400~4000 | 140 | ±130 | 6 |
| Nominal Diameter DN | Outside Diameter of Pipe Dw | Overall Dimensions | n-Th | |||
|---|---|---|---|---|---|---|
| L1 | L | D | 0.25 - 1.6 MPa | 2.5 - 6.4 MPa | ||
| 65 | 76 | 180 | 208 | 155 | 4-M12 | 4-M12 |
| 80 | 89 | 165 | ||||
| 100 | 108 | 190 | 4-M16 | |||
| 114 | 195 | |||||
| 125 | 133 | 215 | ||||
| 140 | 225 | |||||
| 150 | 159 | 220 | 245 | 4-M16 | 6-M16 | |
| 168 | 255 | |||||
| 200 | 219 | 310 | ||||
| 250 | 273 | 223 | 375 | 6-M20 | 8-M20 | |
| 300 | 325 | 220 | 273 | 440 | 8-M20 | |
| 350 | 355 | 470 | 8-M20 | 10-M20 | ||
| 400 | 377 | 490 | ||||
| 406 | 520 | |||||
| 426 | 540 | |||||
| 450 | 457 | 570 | 10-M20 | 12-M20 | ||
| 480 | 590 | |||||
| 500 | 508 | 625 | ||||
| 530 | 645 | |||||
| 600 | 610 | 730 | ||||
| 630 | 750 | |||||
| 700 | 720 | 850 | 12-M20 | 14-M20 | ||
| 800 | 820 | 290 | 355 | 965 | 12-M24 | 16-M24 |
| 900 | 920 | 1065 | 14-M24 | 18-M24 | ||
| 1000 | 1020 | 1165 | ||||
| 1200 | 1220 | 1365 | 16-M24 | 20-M24 | ||
| 1400 | 1420 | 377 | 1590 | 18-M27 | 24-M27 | |
| 1500 | 1520 | 1690 | 20-M27 | |||
| 1600 | 1620 | 1795 | 28-M27 | |||
| 1800 | 1820 | 2000 | 22-M27 | 30-M30 | ||
| 2000 | 2020 | 2200 | 24-M27 | 32-M30 | ||
| 2200 | 2220 | 300 | 400 | 2420 | 26-M30 | -- |
| 2400 | 2420 | 2635 | 28-M30 | |||
| 2600 | 2620 | 2835 | 30-M30 | |||
| 2800 | 2820 | 320 | 3040 | 32-M33 | ||
| 3000 | 3020 | 3240 | 34-M33 | |||
| 3200 | 3220 | 430 | 3440 | 36-M33 | ||
| 3400 | 3420 | 490 | 3640 | 38-M33 | ||
| 3600 | 3620 | 3860 | 40-M33 | |||
| 3800 | 3820 | 500 | 4080 | 40-M36 | ||
| 4000 | 4020 | 4300 | 42-M36 | |||