China Cheap price Pipe Bellows Expansion Joint - Axially restrained coupling with copper ring – Grip
The GRIP-GT is ideal for various non-metal pipes axially restrained connection. Unique threaded copper anchoring ring design enable the coupling connect the pipes properly without slight scratch or damage. The coupling connects the pipe evenly. Suitable for pipes O.D φ26.9-φ800.0mm
GRIP-GT Technical parameters
| Pipe outside diameter | Clamping range | Working pressure | Width | Distance between sealing slips | Setting gap between pipe ends | Torque rate | Bolt | |||
| O.D. | Min-Max |  |
 |
B | C | A without strip insert | with strip insert (Max) | |||
| （mm） | （In.） | （mm） | (bar) | (bar) | (mm) | (mm) | (mm) | (mm) | (Nm) | M |
| 32 | 1.260 | 31-33 | 16 | 25 | 61 | 26 | 0～5 | 5 | 10 | M6X2 |
| 40 | 1.575 | 39-41 | 16 | 25 | 61 | 26 | 0～5 | 5 | 15 | M8×2 |
| 50 | 1.969 | 49-51 | 16 | 25 | 61 | 26 | 0～5 | 10 | 15 | |
| 63 | 2.480 | 62-64 | 16 | 25 | 76 | 37 | 0～5 | 10 | 20 | |
| 75 | 2.953 | 74-76 | 16 | 25 | 95 | 41 | 0～5 | 10 | 25 | M8×2 |
| 90 | 3.543 | 89-91 | 16 | 25 | 95 | 41 | 0～5 | 10 | 25 | |
| 110 | 4.331 | 109-111.5 | 16 | 25 | 95 | 41 | 5～10 | 15 | 25 | |
| 125 | 4.921 | 124-126.5 | 16 | 25 | 110 | 54 | 5～10 | 15 | 60 | M10X2 |
| 140 | 5.512 | 139-142 | 16 | 25 | 110 | 54 | 5～10 | 15 | 60 | |
| 160 | 6.299 | 159-162 | 16 | 25 | 110 | 54 | 5～10 | 25 | 90 | |
| 180 | 7.087 | 179-182 | 10 | 16 | 142 | 80 | 5～10 | 25 | 90 | M12×2 |
| 200 | 7.874 | 199-202 | 10 | 16 | 142 | 80 | 5～10 | 25 | 90 | |
Material of rubber gasket
| Material of seal | Media | Temperature range |
| EPDM | All quality of waters,waste water, air, solids and chemical products | -30℃ up to+120℃ |
| NBR | Water,gas, oil, fuel and other hydrocanbons | -30℃upto+120℃ |
| MVQ | High temperature liquid, oxygen, ozone, water and so on | -70℃ up to+260℃ |
| FPM/FKM | Ozone, oxygen, acids,gas, oil and fuel (only with strip insert) | 95℃up to+300℃ |
Benefits of GRIP Couplings
1. Universal use
Compatible with any traditional jointing system
Joins pipes of the same or dissimilar materials
Quick and simple repairs of damaged pipes without service interruptions
2.Reliable
Stress-free, flexible pipe joint
Compensates axial movement and angular deflection
Pressure-resistant and leak-proof even with inaccurate pipe assembly
3.Easy handling
Detachable and reusable
Maintenance free and trouble free
No time-consuming alignment and fitting work
Easy installation technology
4.Durable
Progressive sealing effect
Progressive anchoring effect
Corrosion resistant and temperature resistant
Good resistant to chemicals
Long service time
5.Space-saving
Compact design for space-saving installation of pipes
Light weight
Needs little space
6.Fast and Safe
Easy installation, no fire or explosion hazard during installation
No cost for protective measures
Absorbs vibration /oscillations
