| 1. | By cover limited telescopic joint - changmao By型压盖限位伸缩接头- changmao |
| 2. | Af flange telescopic joint bf single flange telescopic joint Bf型单法兰限位伸缩接头 |
| 3. | Af flange telescopic joint bf single limited telescopic joint Bf型单法兰限位伸缩接头 |
| 4. | Ay gland telescopic joint af flange telescopic joint Ay型压盖松套伸缩接头 |
| 5. | Bf single flange limited telescopic joint - changmao Bf型单法兰限位伸缩接头- changmao |
| 6. | Ay gland bush telescopic joint - changmao Ay型压盖松套伸缩接头- changmao |
| 7. | B2f double flange limited telescopic joint - changmao B2f型双法兰限位伸缩接头- changmao |
| 8. | Al nut telescopic joint ay cover telescopic joint Al型螺母松套伸缩接头 |
| 9. | Af flange telescopic joint - changmao Af型法兰松套伸缩接头- changmao |
| 10. | B2f double flange limited telescopic joint B2f型双法兰限位伸缩接头 |