Aw Bw Nw Hw Pw Sw Drilling Equipment Casing Pipe
we can supply many kinds of chinese standard geological, water well drilling casing pipe tubes, which are connected with casing coupling for both casing tube box threads.
Aw Bw Nw Hw Pw Sw Drilling Equipment Casing Pipe
Our casing pipe are all manufactured by CNC machines. They're made of high quality alloy steel. All our drill rods are complete heat-treated. Our rods will be also suited to drill deep holes. From drillers' feedback, our rods have drilled up to 2000 meters depth.
Size Available:
Wireline Series: B, N, H, P
"WJ" Design: AWJ, BWJ, NWJ, KWJ, HWJ
"W" Design: RW, EW, AW, BW, NW, HW
Metric Series: 33, 42, 50
We also can produce various sizes of casing tubes.
Size Available:
"W" Design: RW, EW, AW, BW, NW, HW, PW, SW, UW, ZW/HWT, PWT
Metric Series: 46, 56, 66, 76, 86, 101, 116, 131, 146
"X" Design: RX, EX, AX, BX, NX, HX, PX, SX, UX, ZX
All Chinese Sizes
Customer's special requirement is also available.
| Standard | Size | OD x W | I.D. | Material | Remark |
| GB/T16950-1997 | 73 | Ø73x4.5 | Ø64 | DZ50 | Legnth and thread depends on customer's demands |
| 89 | Ø89x4.5 | Ø80 | DZ50 | ||
| 108 | Ø108x4.5 | Ø99 | DZ50 | ||
| 127 | Ø127x4.5 | Ø116 | DZ50 | ||
| 146 | Ø146x5 | Ø136 | DZ50 | ||
| 168 | Ø168x6.5 | Ø155 | DZ50 | ||
| Notes: | |||||
| Casing length: generally supplied with length 3.0m, 1.5m, 1.0m, 0.75m. | |||||
| Any sepcial length is available by requests. | |||||
| Specifications of Casing pipe | ||||
| Metric Series Casing Pipe | ||||
| Size | Outer Diameter | Inner Diameter | ||
| inch | mm | inch | mm | |
| 46 | 44.15 | 37.15 | ||
| 56 | 54.15 | 47.15 | ||
| 66 | 64.25 | 57.25 | ||
| 76 | 74.25 | 67.25 | ||
| 86 | 84.25 | 77.25 | ||
| 101 | 98 | 88.3 | ||
| 116 | 113 | 103.3 | ||
| 131 | 128 | 118.3 | ||
| 146 | 143 | 133.3 | ||
| Flush Jointed W Series Casing pipe | ||||
| Size | Outer Diameter | Inner Diameter | ||
| inch | mm | inch | mm | |
| BW | 2.874 | 73.0 | 2.374 | 60.3 |
| NW | 3.500 | 88.9 | 3.000 | 76.2 |
| HW | 4.500 | 114.3 | 4.000 | 101.5 |
| PW | 5.500 | 139.7 | 5.000 | 127.0 |
| SW | 6.625 | 168.3 | 5.937 | 150.8 |
| Flush Coupled X Series Casing pipe | ||||
| NX | 3.50 | 88.9 | 3.00 | 76.2 |
| HX | 4.50 | 114.3 | 4.11 | 104.4 |
| PX | 5.50 | 139.7 | 4.87 | 123.7 |
| Notes: | ||||
| Casing thread: 4 threads per inch | ||||
| Casing length: generally supplied with length 3.0m, 1.5m, 1.0m, 0.75m. | ||||
| Any sepcial length is available by requests. | ||||
