we supply double-wall casing , single wall casing, casing joint, casing shoes, casing drive adapter, casing system matched to all standard diameters. especially , the casing coupling joint adopt the forging from raw material , the submerged-arc welding makes weld composition and mechanical properties stably .
Double Wall Casing Pipe 25CrMo Casing Joint Casing Shoe WS39 Teeth Bauer Drilling Rig Casings
1. Welding:Full robot welding, submerged arc welding, no seams
2. Casing Joint:Q345B with heat treatment or 25CrMo
3. Casing Pipe Material:Q345B
4. Size:Various sizes can be customized
5. Connection System:Bauer, Leffer and other connection systems can be customized
6. Matching Drilling Rig:Bauer, Soilmec, Mait, Casagrande, Liebherr, Sany and other international brand drilling rigs
7. Verticality: The casing verticality is no more than 2%;
Joint ellipticity is controlled within ±1mm.
8. Bolt:The casing bolt connection has German standard, Japanese standard, LEEFER (usually used for full rotation), Taiwan (heavy-duty machine) and other specifications according to customer requirements.
Casing Shoes
| D(mm) | d(mm) | H(mm) | Noofteeth(pcs) | weight(kg) |
| 620 | 540 | 586 | 9 | 280 |
| 750 | 670 | 586 | 10 | 335 |
| 800 | 720 | 586 | 11 | 368 |
| 880 | 800 | 586 | 13 | 408 |
| 900 | 820 | 586 | 14 | 419 |
| 1000 | 920 | 586 | 15 | 468 |
| 1180 | 1100 | 586 | 17 | 557 |
| 1200 | 1120 | 586 | 18 | 567 |
| 1300 | 1220 | 586 | 19 | 615 |
| 1500 | 1420 | 586 | 22 | 1023 |
| 1800 | 1720 | 586 | 26 | 1235 |
| 2000 | 1880 | 586 | 30 | 1796 |
| 2500 | 2380 | 586 | 38 | 2261 |
| Heavy duty casing shoes available as requested. | ||||
