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Description
This kind of Drill pipe casing tube is able to stabilize the
borehole during the drilling process.The drill casing has two
different functions: firstly, it can help to prevent the well walls
from collapsing, as well as to control the formation fluids.
Secondly, it enables both well control equipment and downhole
equipment to more easily achieve their functions.
Besides, it suits a wide variety of well diameters as well as
different material grades. It is resistant to chemical erosion, and
it can withstand various external forces, like collision, bursting,
tensile strength, etc.
The specifications of the casing tubes vary according to different
drilling technologies. And the connection mode can be
self-connection as well as connected through joints. The materials
of drill pipe are generally above the DZ50 level.
Regarding the packaging, slotted steel framing is utilized. There
are 30 to 40 tubes per bundle, and each bundle need one frame.
Note:
1.During the operation process, workers need to check whether there
are any damages at the tread connection point of the casing tubes.
If there are any damages, please replace it immediately so as to
avoid tripping when using this casing tube.
2.Suitable casing tube is always required, which can prevent it
from being hit or friction.
3.When connecting the casing tubes, thread oil is quite necessary.
Technical Parameters
No | ITEM | OD | ID | Thread type | weight (kg/m) |
1 | Φ73 | 73.5 | 65.5 | 7 | |
2 | Φ89 | 89 | 81 | 9.4 | |
3 | Φ108 | 108.5 | 99.5 | 12 | |
4 5 | Φ127 Φ146 | 127.5 146.5 | 118 137 | China-standarded strip connectors | 14 18 |
6 | Φ168 | 168 | 154 | 28 | |
Φ178 | 178 | 164 | 30 | ||
7 | Φ194 | 194 | 181 | 33 |
Description | OD | OD | Weight |
AW 3.0m(10') CASING | 57.10(mm) | 48.40(mm) | 17 (kg/3m) |
AW 1.5m(5') CASING | 2.25(in) | 1.91(in) | 38(Ib/10ft |
BW 3.0m(10') CASING | 73.00(mm) | 60.30(mm) | 31.30(kg/3m) |
BW 1.5m(5') CASING | 2.88 (in) | 2.38(in) | 70 ( Ib/10ft) |
NW 3.0m(10') CASING | |||
NW 1.5m(5') CASING | 88.90(mm) 3.5(in) | 76.20(mm) 3.00 (in) | 38.4(kg/3m) 86(lb/10ft) |
NW 1.0m(2') CASING | |||
HW 3.0m(10') CASING | |||
HW 1.5m(5') CASING | 114.30(mm) 4.50(in) | 101.60(mm) 4.00 (in) | 52.20(kg/3m) 117.00(lb/10ft) |
HW 1.0m(2') CASING | |||
HWT 3.0m(10') CASING | |||
HWT 1.5m(5') CASING | 114.30(mm) 4.50(in) | 101.60(mm) 4.00 (in) | 52.20(kg/3m) 117.00(lb/10ft) |
HWT 1.0m(2') CASING | |||
PW 3.0m(10') CASING | |||
PW 1.5m(5') CASING | 139.70(mm) 5.50(in) | 127.00(mm) 5.00 (in) | 64.30 (kg/3m) 144.00(lb/10ft) |
PW 1.0m (2') CASING |
1. AW Bundled Specifications:
3.0m/10ft Casing Bundle (40 Pieces)
Dimensions (L×W×H): 3.2×0.47×0.43
Volume: 0.51 m3
Gross Weight: 795kg
2. BW Bundled Specifications
3.0m/10ft Casing Bundle (25 Pieces)
Dimensions (L×W×H): 3.2×0.4×0.4
Volume: 0.60 m3
Gross Weight: 800 kg
3. NW Bundled Specifications
3.0m/10ft Casing Bundle (25 Pieces)
Dimensions (L×W×H): 3.2×0.46×0.5
Volume: 0.74 m3
Gross Weight: 980kg